Principal Radar Systems Engineer

We are seeking a highly skilled Principal Radar Systems Engineer to join our innovative team at Systems Technology Research. In this pivotal role, you will lead the development and integration of advanced radar systems, working on cutting-edge technologies that shape the future of defense and surveillance. Your expertise will contribute to the design, testin…

Join Our Innovative Team:The Electronic Warfare and Novel Capabilities Group (EWNC) at Systems Technology Research is at the forefront of developing sophisticated signal processing algorithms and prototype systems for unprecedented radar and electronic warfare technologies. Our team is dedicated to fostering a culture of creativity and collaboration, striving to explore groundbreaking technologies while partnering with engineers and researchers across various sectors to deliver effective solutions for RF sensing and counter-sensing challenges. If you are eager to leverage your technical expertise and creativity to make a significant impact, we encourage you to become a part of our team.Your Role:We are seeking a Principal Engineer who will spearhead the development of cutting-edge algorithms and methodologies for sensor decision-making and sense-making. This includes areas ranging from signal detection and classification to cognitive electronic warfare and beyond. You will guide interdisciplinary teams, mentor fellow researchers, and collaborate with diverse groups across multiple STR campuses. Your role will involve understanding customer missions and crafting proposals and program plans that address their immediate and future needs.Your Responsibilities:Engage directly with clients to discern their unique requirements and national security priorities, tailoring our solutions to achieve their objectives.Lead projects and oversee multi-disciplinary teams.Design and implement advanced signal processing and machine learning techniques to address intricate radar and RF sensing and counter-sensing issues.Contribute to business development initiatives and take a lead role in proposal writing, significantly influencing the trajectory of our projects and organization.

The System Development Division (SDD) is dedicated to enhancing National Defense capabilities by implementing mission-driven strategies to create cutting-edge technology systems. Our focus is on developing sustainable, reliable, and cost-effective solutions that meet the needs of our clients and function effectively in operationally relevant environments. SDD embraces a comprehensive approach to the entire lifecycle of our solutions, from conception and architectural design to development and deployment, leveraging innovative technologies to deliver pioneering systems.We are currently looking for a skilled Lead Firmware Engineer with a robust understanding of digital signal processing, particularly in radar applications. This role involves implementing intricate system algorithms and interfaces in FPGAs for Radar and Electronic Warfare (EW) systems, covering all project stages from initial concept creation to design, prototyping, development, testing, and production transition. You will be responsible for executing, testing, and validating designs through simulation and laboratory testing, which may encompass signal processing across wide frequency bands, high data rate interfaces, and complex control logic.Moreover, you will play a key role in assessing current and future system capabilities, identifying enhanced applications and techniques, and proposing effective solutions. This position demands collaboration with multidisciplinary teams, supporting development and testing activities, alongside strong technical proficiency in relevant technologies. Excellent interpersonal, communication, and technical skills are essential, as you will need to effectively convey information to various levels of management and team members. Ideal candidates are self-motivated, detail-oriented, and possess strong written and verbal communication abilities.

Join Our Innovative Team:The Sensors Division at Systems Technology Research is at the forefront of creating sophisticated sensor systems, specializing in airborne and surface radar, space-based sensing, electronic warfare, and underwater acoustics. Within the Space Missions and Sensing (SMS) Sector, we are dedicated to developing cutting-edge technologies that enhance space-based sensing, control, and counter-sensing missions.Your Role:We are seeking a dynamic Principal Real-Time Software Engineer to take the lead in the design, implementation, and integration of command and control (C2) and real-time sensor processing solutions for advanced multi-function radar systems. You will guide the team in executing and integrating digital signal processing throughout the entire signal processing chain for closed-loop radar operations. Your expertise will be critical in conducting performance analysis through simulations and real-world testing to validate and enhance the products developed. As these systems will be operationally deployed, maintaining high standards of quality, maintainability, and reusability is essential. This role promises significant opportunities for technical growth in system design, innovative implementations, integration, and deployment of radar and control systems.A successful candidate will showcase strong experience in software engineering, system integration, radar signal processing, and test & evaluation. You will thrive in a multi-disciplinary team environment, possess a keen interest in signal processing, and demonstrate the capability to deliver effective system solutions for operational needs. Exceptional interpersonal, communication, and technical skills are essential, along with a self-motivated, detail-oriented approach to your work.

Join STR as a Senior Principal Model-Based Systems Engineer at our Woburn, MA office, with opportunities in Dayton, OH and Arlington, VA, to lead innovative projects across various DoD mission areas. We are seeking a seasoned Systems Engineer with a proven track record in team leadership, system architecture, and a strong grasp of the Systems Engineering Lifecycle, particularly in Digital Engineering and Model-Based Systems Engineering (MBSE). In this pivotal role, you will support STR’s Systems Development Division by implementing advanced processes and tools that ensure architectural integrity and maintain traceability from requirements analysis through software development and production deployment. Collaborate with leading experts in sensor development and cybersecurity to integrate MBSE tools and techniques effectively. The ideal candidate is passionate about mentoring junior staff and enhancing subject matter expertise throughout the organization.

Join Our Innovative Team: The Sensors Division at Systems Technology Research is at the forefront of developing cutting-edge sensor systems and platforms that bolster national security. Our focus encompasses a wide array of technologies including airborne, spaceborne, and surface-based radar, electronic warfare, underwater acoustics, hyperspectral imaging, and EO/IR sensing technologies. Our mission includes advancing RF analog and digital hardware, acoustic systems, signal processing algorithms, machine learning, systems analysis, and real-time embedded processor implementation. Within this framework, the Algorithms, Processing and Experimentation (APEX) Group excels in creating RF/radar modes and applications, emphasizing the development of sophisticated signal processing chains and algorithmic research. Our goal is to refine these technologies for practical deployment in RF-based systems, meticulously tailored to meet the specific needs of Defense (such as Air Force, Space Force, Navy, DARPA) and the Intelligence Community. Role Overview: As a Principal Signal Processing Researcher, you will spearhead technical teams dedicated to the design, testing, integration, and demonstration of innovative signal processing, optimization, and machine learning algorithms aimed at advanced electronic warfare and sensor applications. The ideal candidate will showcase exceptional leadership capabilities and extensive experience in several domains, including but not limited to: optimization, electronic warfare, adaptive signal processing, machine learning, algorithm development and integration, testing and evaluation, modeling and simulation, systems engineering, radar systems, and communications systems. This role necessitates collaboration within and leadership of multidisciplinary teams focused on the design, analysis, integration, and demonstration of signal processing algorithms in complex systems. Key Responsibilities: Develop innovative concepts for electronic warfare and radar systems, signal processing, and machine learning algorithms to tackle remote sensing challenges. Provide technical leadership to small, interdisciplinary teams responsible for the development, implementation, testing, and integration of novel sensing, electronic warfare, and signal processing systems. Oversee modeling and simulation activities for advanced RF systems to facilitate algorithm development, testing, and integration. Plan and support algorithm testing and evaluation, including performance assessments in both laboratory and field environments. Communicate effectively with customers, stakeholders, sponsors, and contractors.

Systems Technology Research (STR) is home to the Space Missions and Sensing (SMS) Sector, where teams focus on advancing technologies for space-based sensing, space control, and counter-sensing. The Space and Counter Space (SCS) group specializes in electronic warfare, developing both engineering and operational prototypes to demonstrate new capabilities in practical settings. Facilities include benchtop setups, anechoic chambers, and over-the-air testing environments, supporting hands-on development and evaluation. The team brings together principal investigators, program managers, signal processing experts, software developers, FPGA specialists, RF and electromagnetic engineers, and mechanical designers. Collaboration extends to research engineers, academic partners, and industry experts, all working to solve complex RF sensing and counter-sensing problems. Role overview The Principal Signal Processing Engineer (TL2) will lead efforts in algorithm and signal processing research, focusing on signal detection, classification, autonomous sensor planning, and radar electronic warfare. This position is based in Woburn, MA and involves close collaboration with clients to address their technical challenges. The role also includes guiding a team of researchers and working alongside engineering groups to optimize and demonstrate advanced system capabilities in real time. What you will do Work directly with clients to understand their operational needs and tailor solutions for national security applications. Design and implement advanced signal processing and machine learning methods for radar and RF sensing challenges. Collaborate with multidisciplinary teams to develop and deploy prototype systems. Lead and motivate diverse teams, applying technical knowledge and leadership skills to achieve project goals. Contribute to business development and proposal writing to help shape future projects.

About Our Team: The Sensors Division focuses on pioneering sensor systems, emphasizing airborne and surface radar, space-based sensing, electronic warfare, and underwater acoustics. This role is situated in the Space Missions and Sensing (SMS) Sector, where we innovate technologies to enhance space-based sensing, control, and counter-sensing missions. Your Role: We are looking for a versatile integration engineer to engage in software development, integration, and testing in a Research & Development setting. As part of our team, you will contribute to the development of an advanced space-based radar system. Your duties will include creating operational and testing software, interfacing with test hardware, participating in system integration and testing, conducting satellite operations, and performing data analysis. This position presents considerable career advancement opportunities in a dynamic, growing organization. Key Responsibilities: Design and implement software for operational systems and testing infrastructure. Work with RF test hardware to facilitate integration and testing activities. Assist in satellite data collection operations. Collaborate with cross-disciplinary teams to define and refine system requirements and specifications. Execute performance evaluations through simulations and real-world tests to ensure system efficacy. Effectively communicate technical concepts and project updates to internal teams and stakeholders. Prepare detailed documentation, design specifications, test plans, and reports. Who You Are: Possess an active Security Clearance at the Secret level; U.S. citizenship is required by the U.S. government. Extensive experience in a Linux environment. Proficient in Python, C, or C++ (or other high-level programming languages) for developing real-time systems. Experience in preparing and delivering presentations, with familiarity in conducting technical reviews. Bachelor’s degree with at least 5 years of relevant experience; Master’s degree with at least 3 years of relevant experience; or PhD. Equivalent experience will also be considered. Preferred Qualifications: Active Top Secret (TS) clearance. In-depth understanding and experience with radar systems.

Systems Technology Research (STR) is hiring a Senior Research Engineer for the Advanced Processing and Exploration (APEX) Group within the Sensors Division in Woburn, MA. The APEX Group develops advanced signal processing and waveform technologies, along with machine learning and tracking/fusion algorithms for next-generation radar systems. Clients include the Air Force, Navy, and DARPA research programs. Role overview Lead the development of adaptive radar signal processing, resource management, and advanced radar algorithms for advanced sensing concepts. Design and implement new system concepts and signal processing algorithms for remote sensing applications. Work closely with a multidisciplinary team to architect, develop, implement, and test RF signal processing systems. Support demonstrations of advanced sensor concepts and prototypes. Requirements Expertise in advanced signal processing, radar systems, RF remote sensing, or resource management. A strong background in mathematics or physics is also valued. Experience working within multidisciplinary teams to design and analyze complex signal processing algorithms. Strong technical, interpersonal, and communication skills, with demonstrated leadership ability. Eligible to obtain and retain a Top Secret security clearance (U.S. citizenship required). PhD in Electrical Engineering, Mathematics, Physics, or a related field. Equivalent experience will be considered. Proficiency in MATLAB and/or Python, as well as other advanced programming languages. Strong mathematical skills, troubleshooting ability, and effective written and verbal communication. Preferred qualifications Active Top Secret Clearance. Experience with advanced RF system concepts, multi-dimensional signal processing, waveform design, and system optimization.

Are you a driven and dedicated professional eager to advance your career with a dynamic consulting and engineering firm? Do you seek an organization that prioritizes your growth and invests in your professional development? If that resonates with you, consider joining Apex Companies!Apex Companies is recognized as one of the fastest-growing engineering and environmental consulting firms in the United States, propelled by record sales, exceptional client retention, and strategic growth initiatives. We are proud to have been named one of the fastest-growing firms in the AEC industry by the Zweig Group. Our commitment to outstanding client service has earned us numerous accolades for project excellence. We are in an exciting phase of growth, and we want you to be a part of our journey.Our Northeast Division is an esteemed and award-winning team where career development, training, and mentoring thrive amidst diverse civil, environmental, water resources, and transportation projects in a fast-paced and challenging environment.We are looking for a Principal to lead our Water/Wastewater Practice in the Northeast. This critical role involves steering our team, shaping the company’s strategic vision, recruiting and mentoring talent, and fostering a culture of success and achievement within the organization. A sign-on bonus is available for this position, and we welcome candidates willing to relocate to Massachusetts.This prestigious role requires a blend of leadership capabilities, technical knowledge, business insight, and active involvement in professional organizations. Successful candidates will have established reputations as respected leaders within the company and the industry.The ideal candidate will possess the necessary experience and technical expertise, having demonstrated leadership across various business areas. Building and nurturing positive relationships with peers and clients, as well as successfully developing new client opportunities through proactive marketing and cross-selling, are essential aspects of this multifaceted position.Key Responsibilities:Exemplify the company’s core values.Encourage a culture of innovation, collaboration, and continuous learning.

Join Our Innovative Team at Systems Technology ResearchThe Sensors Division at Systems Technology Research (STR) is at the forefront of developing cutting-edge sensor technologies that bolster national security. We specialize in a diverse array of applications including airborne, spaceborne, and surface-based radar systems, electronic warfare, underwater acoustics, hyperspectral imaging, and electro-optical/infrared (EO/IR) sensing. Our interdisciplinary efforts encompass various technical domains such as RF analog/digital hardware, acoustic technologies, advanced signal processing algorithms, machine learning, systems analysis, and real-time embedded processing.The Algorithms, Processing, and Experimentation (APEX) Group is dedicated to innovating RF/radar modes, applications, and advanced signal processing techniques. We aim to transition these technologies into practical applications for RF systems, specifically tailored to meet the nuanced needs of our Defense partners (e.g., Air Force, Space Force, Navy, DARPA) and the Intelligence Community.Your Role as Principal Program Manager:We are seeking a dynamic and experienced Program Manager, ideally with a background in RF sensing systems, system integration, and advanced engineering. In this pivotal role, you will leverage your expertise to initiate and manage a diverse portfolio of programs in a fast-paced acquisition environment focused on swift, impactful, and agile solutions. Your strengths in leading geographically dispersed, multi-disciplinary teams, engaging with senior leadership, and fostering a collaborative work atmosphere will be critical to your success. You will demonstrate a comprehensive proficiency in program management and system integration.Key Responsibilities:Develop and oversee a portfolio of programs dedicated to mode development and integration within RF sensing systems.Manage multiple programs effectively, balancing cost, schedule, and technical requirements while tracking performance metrics.Lead proposal writing and capture initiatives, ensuring high-quality submissions through effective team collaboration and adherence to proposal processes.Formulate strategies to introduce mode innovations to new government and industry clients while safeguarding intellectual property.Create statements of work for subcontractors and supervise their execution to ensure compliance with project goals.Provide regular updates and program briefs to Group and Division leadership.Cultivate a collaborative work environment emphasizing clear communication and teamwork.

Join our innovative team at Systems Technology Research as a Senior Systems Engineer. In this critical role, you will leverage your expertise to design, implement, and optimize complex systems that drive our business objectives. Collaborate with cross-functional teams to deliver high-performance solutions while ensuring adherence to industry standards.As a Senior Systems Engineer, you will play a vital role in shaping the technological landscape of our projects and contribute to the success of our initiatives.

Join STR as a Senior Lead Model-Based Systems Engineer in Woburn, MA, where you will engage in a diverse array of Department of Defense (DoD) mission areas. The ideal candidate will possess a robust background in systems architecture and a comprehensive understanding of the Systems Engineering Lifecycle, along with expertise in reverse engineering and complex software systems. You will leverage Digital Engineering and Model-Based Systems Engineering (MBSE) methodologies to drive program success. Your contributions will ensure architectural integrity and traceability from the initial analysis of requirements through to system and software development and deployment.

About Veir Veir develops compact, efficient, high-power systems for long-distance electricity delivery. The team focuses on superconducting technologies that tackle challenges across the electricity value chain, from generation through to data center operations. Low voltage superconducting solutions from Veir support new power architectures in large-scale data centers. High voltage innovations target improvements in electricity transmission and distribution lines. Veir's work aims to reshape how power moves and is used at scale.

At Systems Technology Research (STR), we are dedicated to providing cutting-edge National Defense capabilities through mission-oriented strategies that foster the development of advanced technology systems. Our initiatives focus on creating sustainable, reliable, and cost-effective solutions tailored to meet the unique needs of our customers in operationally relevant environments and timeframes. We take a holistic approach to the entire lifecycle of our solutions, from conceptualization and architecture to development and deployment, leveraging innovative technologies to deliver first-of-their-kind systems. We are currently looking for a passionate RF Hardware Engineer to join our team. In this role, you will play a key part in the design, development, and implementation of sophisticated multi-function RF systems. You will work closely with a talented team of researchers and engineers across various disciplines to develop pioneering solutions, particularly in the areas of Radar and Electronic Warfare (EW) convergence. Your primary responsibilities will include designing and implementing RF hardware with guidance from senior engineers, ensuring that our systems meet the demands of operationally relevant environments. This position offers an exciting opportunity for technical design, analysis, development, testing, and fielding of advanced capabilities.

Join Systems Technology Research as a Principal RF Hardware Engineer, where you will play a pivotal role in designing and developing innovative RF hardware solutions. You will collaborate with a talented team to push the boundaries of technology, focusing on high-performance systems that meet the demands of cutting-edge applications.

Join STR as a Senior Systems Integration and Test (I&T) Engineer in Woburn, MA, where you will play a pivotal role in the integration and testing of cutting-edge multi-function RF systems. You will collaborate with development teams and domain experts to design innovative test environments and ensure the seamless integration of hardware and software components. Your expertise in automated testing tools, test plans, and system design will be crucial in delivering high-quality defense solutions. This position provides an exceptional opportunity to engage in hands-on testing and contribute to the lifecycle of advanced technology systems while adopting Digital Engineering practices and Model-Based Systems Engineering (MBSE) methodologies.

About Our Team: The STR Sensors Division is dedicated to pioneering advanced sensor systems, concentrating on airborne and surface radar, space-based sensing, electronic warfare, and underwater acoustics. This role is situated within the Space Missions and Sensing (SMS) Sector of the Sensors Division, where we are committed to advancing technology for space-based sensing, space control, and counter-sensing missions. Your Role: We are looking for an RF System Engineer to spearhead small teams in designing, developing, integrating, and testing innovative sensing and counter-sensing systems for radar, electronic warfare, and signal processing. This role presents outstanding opportunities for professional advancement in a dynamic and rapidly growing company. Key Responsibilities: Lead and collaborate with small, multi-disciplinary teams to design, construct, and evaluate RF hardware systems, primarily focusing on field-deployable prototypes aiming for transition to low-volume production. Define and quantify project goals, performance objectives, metrics, dependencies, and risks to steer your efforts effectively. Oversee the design of RF hardware systems, directing team members in creating schematics, selecting components, and drafting specifications for items such as antennas, positioners, cables, transceiver assemblies, amplifiers, and filters. Guide the integration and testing of complete RF systems, including antennas, feeds, waveguides, positioners, processing hardware, and the software responsible for system control, waveform processing, calibration, health and status monitoring, and user interface. Collaborate with mechanical engineers, software/firmware developers, systems engineers, and test engineers to troubleshoot, identify, and resolve technical challenges. Conduct performance trade studies and analyses of proposed hardware architectures, collaborating with Systems Engineers and team leads to derive, develop, and verify requirements. Develop component and system test plans, leading testing initiatives to verify system compliance with requirements and documenting performance results. Perform over-the-air system demonstrations, assessing hardware readiness, test architecture, performance metrics, data management, operational procedures, and generating performance reports. Partner with the signal processing team to create test concepts and methodologies.

Apex Companies, LLC seeks a Principal to join its Wastewater Management division in a hybrid role based in Woburn, MA. This position centers on leading projects that address wastewater treatment and management for a variety of clients. Role overview The Principal will oversee project teams, ensuring solutions meet client needs while supporting compliance and sustainability goals. This role also involves advancing strategic initiatives that strengthen environmental stewardship within the division. What you will do Lead wastewater treatment and management projects from planning through execution. Drive efforts to improve regulatory compliance and support sustainable practices. Guide and mentor teams to deliver effective, client-focused solutions. Champion environmental responsibility in all project activities. About Apex Companies, LLC Apex Companies, LLC delivers environmental services to diverse clients, maintaining a strong focus on quality and sustainable practices.

About Our Team: The Real-time Architectures, Integration, and Demonstration (RAID) Group is dedicated to transforming algorithms into real-time software solutions. We specialize in open architecture expertise and facilitate the integration of capabilities for testing, experimentation, and deployment. Your Role: As a Principal Software Engineer, you will spearhead technical teams in the development of advanced real-time software for RF sensor systems. Your responsibilities will include architecting software solutions that adhere to open architecture standards, transitioning algorithms from conception to real-time execution, and mentoring junior engineers. Key Responsibilities: Lead teams in designing, developing, and deploying real-time RF sensor software sourced from various inputs. Transition advanced algorithms from MATLAB/Python prototypes to optimized C/C++ implementations within open architecture frameworks. Enhance software performance for real-time, resource-constrained systems with stringent latency demands. Architect communication infrastructure and data flows for distributed processing systems. Oversee end-to-end open system integration, including hardware-in-the-loop testing, to ensure seamless operation across distributed architectures and hardware platforms. Conduct design and code reviews, perform technical risk assessments, and ensure compliance with open architecture standards. Mentor junior and mid-level engineers, providing guidance and technical support. Prepare technical reports, create briefings, and present findings to sponsors and senior management. Collaborate with customers, program managers, and stakeholders to define technical requirements. Lead proposal development efforts, including defining technical approaches and cost estimations. Work closely with algorithm developers, systems engineers, RF hardware engineers, and integration teams across various programs. Stay updated with emerging technologies and best practices in real-time software development. Support approximately 20% travel for customer meetings, integration events, and field demonstrations.