Java Developer at StemXpert | McLean

About the Role grvty is looking for a Full Stack Developer in McLean, Virginia. This role involves building and refining web solutions as part of a collaborative team. The position calls for someone who takes initiative in software development and aims for high-quality results.

grvty is seeking a Data Engineer based in McLean, Virginia. This position shapes how the company turns raw data into insights that support business choices. The Data Engineer works closely with teams across the organization to build and maintain data pipelines. Role overview This role focuses on designing and implementing scalable systems for moving and processing data. Attention to data quality and ensuring that information is accessible to those who need it are central to the work. Collaboration Frequent collaboration with colleagues from different departments is expected, as projects often require input from multiple perspectives to deliver useful solutions. Key responsibilities Develop and maintain data pipelines Ensure data remains accurate and accessible Work with cross-functional teams to support business goals

Join Our Team as a Data & Software EngineerAt GRVTY, we specialize in delivering innovative data engineering solutions tailored for intelligence analysts. Our talented team of Data Engineers, Data Scientists, and ETL Developers collaborate closely with clients, transforming raw data into actionable intelligence that directly addresses mission-critical needs. Your contributions will be visible and impactful, as you will support various sponsor and partner mission organizations, shaping real-world outcomes.This is an exciting time for our program, with growing responsibilities and a fast-paced, flexible environment that encourages creative problem-solving. We prioritize results over specific experience levels and offer flexible working hours to accommodate your productivity. Our workspace is inviting, equipped with a fantastic cafeteria, and promotes a culture of collaboration.Our tech stack is diverse, including Python (Pandas, NumPy, SciPy, scikit-learn), Machine Learning frameworks, Linux, AWS/C2S, Apache NiFi, Spark, PySpark, Hadoop, Kafka, ElasticSearch, Solr, Kibana, Neo4J, MariaDB, Postgres, Docker, Puppet, and more. Please note that this position is based in McLean, VA, and in various field offices throughout Northern VA, with no remote work opportunities available. A TS/SCI + Polygraph clearance is required for this role.

What Impact You’ll Have:Join our dynamic team at grvty, where we integrate a multitude of data sources into a cutting-edge Geospatial Data Analysis platform utilized across the Intelligence Community. Our platform is renowned for its exceptional capabilities in geospatial analysis, influencing critical decisions made by top government officials worldwide. Our innovative toolset involves a blend of third-party applications and custom-built solutions, with continuous updates of new data sources. Enjoy a collaborative environment where customer-driven requirements harmonize with our team's innovative ideas, allowing engineers the autonomy to select the best technologies and methodologies. As we expand our services, there are numerous opportunities to contribute to various roles including Big Data Software Developers, Full Stack Engineers, Data Scientists, and more. This position is based in McLean, VA, and requires a TS/SCI + Poly clearance.THE ROLE: As a Geospatial Data Scientist, you will be tasked with gathering project requirements and delivering data-driven solutions. You will leverage Python, PostgreSQL, and AWS tools to establish automated ETL (Extract, Transform, Load) pipelines, conduct geospatial analytics, and design data visualizations for diverse audiences. Additionally, you will play a key role in ensuring the scalability, quality, and performance of the project's data architecture.

About Us:At Exiger, we redefine supply chain management into a formidable strategic asset. Our mission is to foster a safer, more transparent world conducive to success. Powered by our revolutionary AI platform, 1Exiger, we provide unparalleled visibility into intricate supplier ecosystems. By leveraging proprietary data and advanced AI, we identify risks, automate compliance, and drive efficiencies that bolster long-term resilience. Our trusted solutions are embraced by over 550 global clients, including Fortune 500 companies and U.S. government agencies. Exiger is proud to be an award-winning leader in supply chain AI and a FedRAMP® authorized provider for federal services.Learning and Development SpecialistLocation: McLean, VirginiaWork Environment: HybridRole Overview:This is an exceptional opportunity to join a rapidly expanding SaaS firm during a critical phase of growth, where revenue enablement is recognized as a key driver of success rather than just a support function. Exiger is committed to enhancing its market strategies, articulating value propositions, and equipping revenue teams for success in navigating complex sales processes. In this role, you will collaborate with various departments—including Sales, Product, Marketing, Revenue Operations, and Learning & Development—to spearhead initiatives that shape the future of revenue enablement.We are in search of a proactive, self-motivated Learning & Development (L&D) Specialist who excels in dynamic, high-demand environments and is poised to build, scale, and refine our Learning and Development programming.In this position, you will partner with teams across Product, Global Shared Services, and Go-To-Market (GTM) strategies. Reporting to the Head of Learning & Development, you will collaborate with fellow L&D professionals to empower customer-facing teams and internal stakeholders with essential knowledge and tools that facilitate the adoption of Exiger’s technological solutions. Responsibilities include designing scalable learning content, iterating L&D operations, integrating AI into learning workflows, proactively identifying potential gaps, and utilizing AI tools to enhance productivity significantly. The ideal candidate will possess a strong desire to learn, be unafraid to ask questions, be highly resourceful, and thrive in an autonomous work environment.

Join our dynamic team as a Drupal Developer at Astor & Sanders, where you will play a key role in designing, developing, and maintaining innovative web applications. You will collaborate with cross-functional teams to create user-friendly experiences and implement robust solutions that meet our clients' needs.

Join StemXpert as a SQL Developer, where you will be integral in designing, developing, and maintaining our SQL databases. You will collaborate with our development team to ensure our data management processes are efficient and effective. This role offers an exciting opportunity to work in a dynamic environment where innovation thrives.

Appian’s Customer Success team is looking for a Solution Architect to design and deliver low-code solutions for federal clients. This position is based in McLean, Virginia, and requires working onsite at Appian’s headquarters five days a week. In-person collaboration is a key part of the company’s approach, supporting teamwork and shared achievement. Role overview The Solution Architect partners with federal customers to understand their mission requirements and business challenges. Using Appian’s cloud-based platform, this role crafts integrated solutions and delivers proposals tailored to complex needs. The work involves both technical leadership and direct client engagement to ensure quality outcomes. What you will do Serve as a technical leader and trusted advisor for federal clients Design and define solutions built on the Appian platform Consult with clients to clarify project goals and guide implementation Monitor market trends to inform new offerings Create proposals that address client needs and reinforce Appian’s market position Collaborate with colleagues to support customer and partner success Who thrives in this role People who combine technical, product, and business knowledge Those with experience in BPM (Business Process Management) or business systems Individuals who enjoy consulting, problem-solving, and working directly with clients

Join usm2 as a SalesForce Developer and become an integral part of our dynamic team! In this role, you will leverage your expertise in SalesForce to develop and implement solutions that drive business success. You will collaborate with cross-functional teams to understand user requirements and design innovative solutions that enhance our SalesForce environment.

The DevOps Engineer II role at Appian centers on improving cloud infrastructure and streamlining deployment processes. Based in McLean, Virginia, this position works closely with colleagues from various departments to support the delivery of solutions that help the business run more efficiently. Role overview This role focuses on automating deployment workflows and applying established practices to manage and enhance cloud environments. Collaboration with cross-functional teams is a key part of daily work, ensuring that infrastructure changes align with business needs. What you will do Support the development and deployment of solutions aimed at increasing business efficiency Work with team members to improve and maintain cloud infrastructure Automate deployment processes using industry best practices Location This position is based in McLean, Virginia.

At Credence, we are dedicated to fulfilling our clients' mission-critical requirements through innovative technology solutions. We deliver state-of-the-art services, including AI/ML, enterprise modernization, and advanced intelligence capabilities, to premier defense and health organizations within the federal sector. By fostering partnerships built on trust, we enhance mission success for warfighters and contribute to a more secure future for our nation.We are currently seeking a skilled Senior Technical Recruiter to join our team. This pivotal role involves proactively sourcing and evaluating both active and passive candidates, assessing their qualifications for open positions, and facilitating candidate submissions to hiring managers. The recruiter will also play a key role in supporting our overall hiring administrative processes. This position is based at our corporate headquarters in McLean, VA.

Join usm2 as a Full-Time Java Developer and take your career to the next level! We are looking for passionate individuals to help us build robust, scalable applications that meet diverse customer needs. You will work closely with cross-functional teams to design, develop, and maintain high-quality software solutions.

Join our dynamic team at SstemXpert as a Full-Time Java Developer! We are looking for innovative individuals who are passionate about building robust applications and eager to contribute to exciting projects that make a difference. As a Java Developer, you will play a pivotal role in our software development lifecycle, utilizing your skills to create high-quality code and collaborate with cross-functional teams.

Essential Functions:Offer technical expertise to facilitate the development of system requirements and supporting documentation.Oversee contract specifics for the office, inclusive of funding and value modifications.Effectively prioritize mission demands and manage workload independently, recognizing the appropriate authority in diverse scenarios while collaborating with government and industry stakeholders.Track task execution and completion, contributing to project briefs, drafting project reports and related materials, and coordinating logistical arrangements for project meetings, reviews, and teleconferences.Compile acquisition documents for purchase request packages.Assist in portfolio and program planning, including technical performance, scheduling, and managing government action items by preparing project plans, milestones, and status reports while monitoring task execution.Support the assessment of technical and financial risks associated with operations and maintenance (O&M) requirements, collaborating with industry partners on O&M support.Facilitate travel to CONUS-based contractors and testing facilities for programmatic reviews, technical exchanges, and system testing.Perform additional duties as necessary.Standard Essential Functions:Consistent and dependable attendance on a full-time basis or as per the designated schedule.Exhibit professional conduct with both internal and external business associates that reflects positively on the company, adhering to its policies and practices.Embody AEVEX's cultural values and align daily actions with departmental objectives and the company's culture.

Join KDA Consulting as a Data Scientist, where you will leverage your analytical skills to drive data-driven decision-making across various sectors. You will work with cutting-edge technologies and collaborate with a dynamic team to uncover valuable insights from complex datasets.

Join the team at B. F. Saul Company Hospitality Group, a proud subsidiary of the largest private real estate company in the Washington, D.C. area, with a legacy spanning over 130 years. We operate a diverse portfolio of more than 20 distinguished business class hotels, including renowned brands from Intercontinental Hotel Groups, Marriott International, Hilton, and Best Western. Our properties, such as The Watermark Hotel and The Hay-Adams Hotel, are managed by a dedicated team of over 1,000 passionate hospitality professionals.We are excited to invite applications for the role of Busser/Food Runner at DoubleTree by Hilton McLean Tysons. This position requires a flexible schedule and is primarily responsible for delivering food and beverages to guests while assisting restaurant staff with efficiently clearing and resetting tables. The ideal candidate will adhere to all health regulations, maintain necessary stock supplies, and perform basic cleaning duties to uphold our high standards of guest satisfaction.At our hotel, we cherish our team members and promote a culture that offers limitless career opportunities, job enrichment, and a supportive work environment. We provide a comprehensive benefits package designed to help our employees thrive both personally and professionally, including premium healthcare insurance, a 401(k) plan with company match, paid time off, hotel discounts, education reimbursement, and much more! We encourage you to take the next step in your career with us and look forward to a bright future together!

Join Our MissionAt TheIncLab, we specialize in engineering innovative digital applications that empower mission-critical teams to excel. Here, your work will contribute to transformative technologies that truly make a difference.Your Role AwaitsWe are seeking a Senior Software Engineer to join our dynamic Research & Product Innovation team. This position focuses on rapid software prototyping for prospective clients, while also providing support for internal product development. Ideal candidates will be full-stack engineers with extensive experience in TypeScript, Node.js, and modern web development frameworks, as well as proficiency in Rust.You will take ownership of complex features, thriving in a fast-paced, experimental setting. The role requires you to work onsite at one of our offices in Nashville or Tampa three days a week.Key Responsibilities:Rapidly design and develop software prototypes, from backend APIs to frontend user interfaces.Create intuitive, responsive interfaces using modern frameworks such as React, Vue, or Angular.Architect scalable backend systems utilizing Node.js and TypeScript, employing Rust as necessary.Design and model data structures to support flexible and performant applications.Configure and integrate databases and external services effectively.Lead feature development while mentoring team members on best practices.Make informed technology and architecture decisions for new prototypes and experiments.Engage in code reviews, team planning, and technical discussions.Keep abreast of emerging technologies in web development and full-stack engineering.

Machine Learning Engineer About CoVar CoVar is an innovative AI/ML research and development firm headquartered in Durham, NC, with a strategic office in McLean, VA. Our mission is to leverage artificial intelligence to tackle significant challenges across various sectors. We create advanced AI/ML tools that empower the Department of Defense to identify threats, aid biomedical researchers in discovering cures for diseases, and enhance machinery monitoring to prevent accidents and environmental disasters. Our dedicated team of engineers is committed to expanding the practical applications of AI/ML in the real world. About this Position As a Machine Learning Engineer at CoVar, you will play a vital role in developing software and machine learning algorithms that address real-world issues faced by our clients. Your responsibilities will include data analysis, algorithm development, results evaluation, and writing production code for deployment in operational systems. This role offers the unique opportunity to present your findings to high-profile clients in the Department of Defense and other industries, along with the potential for publishing innovative work in both classified and unclassified environments.

Join our dynamic team at KDA Consulting as a Data Engineer, where you will play a pivotal role in shaping the future of data-driven decision-making. In this position, you'll be responsible for designing, implementing, and maintaining robust data pipelines and architectures that support our analytical and operational needs.As a key contributor, you will collaborate with cross-functional teams to enhance data accessibility and usability while ensuring data integrity and security. This is an excellent opportunity for someone who is passionate about data and eager to tackle complex challenges in a fast-paced environment.