Backend Software Engineer Ts Sci Cleared jobs in Chantilly – Page 2 | RoboApply Jobs

Backend Software Engineer Ts Sci Cleared jobs in Chantilly· Page 2

Results 21–40 of 132 for “Backend Software Engineer Ts Sci Cleared” in Chantilly.

132 jobs found

21 - 40 of 132 Jobs
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Anavation LLC logo
Full-time|On-site|Chantilly, VA

Role overview Anavation LLC is hiring a Subject Matter Expert Software Engineer in Chantilly, VA. This position requires advanced technical skills to design and build software that aligns with specific project needs. Collaboration with teams from different backgrounds is central to the work, with a focus on improving outcomes and upholding strong technical s…

Apr 27, 2026
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Salient CRGT logo
Full-time|On-site|Chantilly

Company/Position Overview:(W2 only, no C2C or third-party inquiries)Engage in the maintenance of existing legacy applications while actively contributing to the development of new enhancements and applications tailored for our clients.Utilize Oracle SQL, PL-SQL (including MOD PL-SQL), along with Java and JavaScript frameworks to deliver high-quality solutions.Adopt Agile methodologies throughout the project lifecycle to ensure efficient and effective delivery.Participate in a DevOps environment focusing on code scanning, quality assurance, and deployment across various platforms.

Mar 22, 2019
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Lynk logo
Full-time|On-site|Chantilly, VA

About LynkLynk is the pioneer of satellite direct-to-device (D2D) technology and holds the world’s only commercial license from the FCC to operate a commercial D2D system. With Lynk, mobile network operators' subscribers can send and receive text messages to and from space using standard, unmodified mobile devices. Our service has been rigorously tested on all seven continents, gaining regulatory approvals in over 30 countries, and is now being deployed commercially based on more than 40 MNO agreements covering approximately 50 countries.Our innovative technology aims to connect all 8 billion people on the planet, enabling them to stay connected with the standard phone in their pocket, anywhere, anytime.By joining Lynk, you have the chance to impact billions of lives, facilitating mobile broadband access for billions, lifting hundreds of millions out of poverty, and saving countless lives.Job Summary:We are looking for a Principal Software Engineer to lead the Mission Ground Software team. This role focuses on transforming complex and evolving mission requirements into reliable, operational software systems that support real-world satellite operations.This position requires hands-on technical leadership. The Principal Engineer will directly contribute to the codebase while also guiding our talented team towards clear and actionable solutions. Emphasizing execution, system reliability, and engineering clarity is key, rather than theoretical design.A core responsibility includes translating high-level, ambiguous initiatives into well-defined, sequenced, and deliverable engineering tasks. Success is measured not just on individual contributions but also on enhancing the team's ability to consistently deliver operationally effective systems.This role will also influence technical direction by providing options, trade-offs, and informed recommendations while constructively challenging approaches to ensure reliable execution. The ideal candidate will rely on technical judgment, clarity, and quality of execution rather than positional authority.Core Responsibilities:Execution & Delivery Leadership:Transform high-level or ambiguous initiatives into actionable engineering plans.Decompose large system efforts into sequenced, manageable work units....

Mar 24, 2026
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Anavation LLC logo
Full-time|On-site|Chantilly, VA

Join our dynamic team at Anavation LLC as a Senior Software Developer, where you will play a crucial role in designing and implementing software solutions that drive innovation and efficiency. We are looking for a motivated individual who excels in a collaborative environment and is passionate about technology.

Mar 14, 2026
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Accenture Federal Services logo
Full-time|$75.5K/yr - $131.2K/yr|On-site|Chantilly, VA

At Accenture Federal Services, our mission centers around empowering the US federal government to enhance national strength and safety, ultimately improving the lives of individuals. With a dedicated team of over 13,000 professionals, we are united in our commitment to harnessing the vast potential of technology and creativity for clients spanning defense, national security, public safety, civilian, and military health sectors. Join our vibrant community at Accenture Federal Services, a technology arm of global Accenture. Proudly recognized as one of Glassdoor's Top 100 Best Places to Work, we promote a collaborative and supportive environment where you can truly belong. We empower our team members to grow, learn, and thrive through practical experience, certification opportunities, industry training, and more. Become a part of our mission-driven team to instigate meaningful, lasting change that propels government operations and their objectives forward!

Feb 3, 2026
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Wyetech LLC logo
Full-time|On-site|Chantilly, Virginia

Join Wyetech, where innovation meets excellence in a celebrated corporate culture. As a key player, you will help us overcome technological challenges and deliver impactful solutions for our federal government clients. We pride ourselves on recruiting top talent and, in return, we provide a distinct and enriching employee experience that sets us apart in the industry.We are seeking a passionate Full Stack Developer to enhance our backend development team, specializing in middleware and backend services. Your expertise will play a vital role in driving our projects forward.Note: Due to federal contract stipulations, U.S. Citizenship and appropriate security clearance (e.g., Active TS/SCI clearance with agency-specific polygraph) are mandatory.

Feb 26, 2026
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Accenture Federal Services logo
Full-time|$130.2K/yr - $265.3K/yr|On-site|Chantilly, VA

At Accenture Federal Services, we are committed to enhancing the strength and safety of the US federal government while improving the lives of people across the nation. Our team of over 13,000 professionals is dedicated to harnessing the boundless potential of technology and innovation for our clients in defense, national security, public safety, civilian, and military health sectors. Join us at Accenture Federal Services, a leading technology firm under the global Accenture umbrella. Recognized as one of Glassdoor's Top 100 Best Places to Work, we foster a supportive and collaborative environment where you can feel a sense of belonging while being empowered to grow, learn, and thrive through hands-on experience, certifications, industry training, and more. Be part of our mission to drive positive, lasting change that propels government operations forward! The Software Development Engineer plays a crucial role in developing robust software solutions. You will design and implement all aspects of the solution, from the data layer to application code and user interface. Responsibilities include creating and delivering APIs and integrations with other software systems and databases, while architecting for optimal enterprise infrastructure usage (cloud) and adhering to security requirements.

Feb 18, 2026
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usm2 logo
Full-time|On-site|Chantilly

Join us at usm2 as a Build and Release Engineer in Chantilly, Virginia, where you will play a crucial role in our development team. You will be responsible for streamlining our build and release processes, ensuring that our software is delivered efficiently and effectively. This is a fantastic opportunity for a motivated individual eager to kickstart their career in software engineering.

Jun 8, 2015
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Wyetech LLC logo
Full-time|On-site|Chantilly, Virginia

Join Wyetech and immerse yourself in an award-winning corporate culture where innovation meets impact. Be at the forefront of technological advancements as you tackle real-world challenges for our esteemed federal government clients. We prioritize attracting top talent, and in return, we provide a unique and exceptional employee experience that stands out in the industry.As a Software Developer, you will play a critical role in supporting our clients through innovative software development.Please note that due to federal contract stipulations, U.S. Citizenship and a position-appropriate security clearance (such as an Active TS/SCI with agency-appropriate polygraph) are mandatory.

Feb 26, 2026
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sosi1 logo
Part-time|On-site|Chantilly

Join our dynamic team at sosi1 as a Secret Cleared Linguist specializing in Arabic, Bengali, and Chinese Cantonese. In this part-time role, you will play a crucial part in supporting our linguistic needs and ensuring effective communication across various platforms.

Nov 21, 2025
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Redhorse Corporation logo
Full-time|On-site|Chantilly, VA

About Redhorse Corporation Redhorse Corporation delivers data insights and technology solutions that support U.S. national interests. The team works on projects central to government operations, bringing together skilled professionals committed to mission-driven work. Role Overview: Mid-Level Software Developer This role centers on building and maintaining a web-based tool designed for non-technical government users. The developer will design, develop, and support solutions that improve the efficiency of government operations. The work involves collaborating with senior engineers, contributing to secure and scalable applications, and ensuring all development aligns with sponsor requirements, security standards, and federal compliance rules. Experience with AWS cloud services and application development in classified environments is important for this position. The developer will play a key part in technical delivery for mission-critical initiatives. Location Chantilly, VA

Apr 14, 2026
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AnaVation LLC logo
Full-time|On-site|Chantilly, VA

Join Our Innovative Team and Make an ImpactAt AnaVation, we recognize that it is our people who drive innovation and success. By investing in talented individuals, we empower them to create exceptional solutions for our clients and foster a vibrant workplace culture.Role Overview:AnaVation is on the lookout for a highly skilled Senior Software Developer to become a vital part of our team. This role involves developing, testing, and debugging software both new and existing. The ideal candidate will possess a thorough understanding of business applications along with the user, performance, quality, interface, and security requirements necessary to support a forensic and investigative ecosystem across various enterprise applications within a multi-enclave environment.Key Responsibilities:· Design, develop, test, and debug new software applications and enhance existing solutions.· Collaborate with technical teams to identify and resolve software issues.· Address customer feedback regarding software functionality and implement suggested improvements.· Oversee the implementation of desktop designs, testing protocols, security measures, and integration with standard software packages.· Integrate automated patching and deployment technologies into workflows.· Assist in the creation of comprehensive software user manuals.· Document applications, services, and environments to facilitate future maintenance.· Automate deployment and configuration updates for applications.· Engage in Program Increments (PIs) and Agile Release Train (ART) activities.· Provide support for a multi-enclave environment.· Work collaboratively with cross-functional teams to ensure cohesive integration.This position requires an active Top Secret (TS) clearance and the ability to obtain SCI access with a CI polygraph. The role is based on-site with our client in Chantilly, VA.

Dec 18, 2025
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BryceTech logo
Full-time|On-site|Chantilly

Join BryceTech as a Mission Engineer, where you will play a crucial role in our innovative projects. As a Mission Engineer, you will be responsible for designing and implementing cutting-edge solutions that support our mission-critical operations. Collaborate with a talented team of engineers and contribute to the development of our advanced technologies.

Mar 24, 2026
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Accenture Federal Services logo
Full-time|$78.6K/yr - $160.2K/yr|On-site|Chantilly, VA

Accenture Federal Services supports federal agencies by developing secure technology solutions for defense, national security, public safety, and health. The team includes over 13,000 professionals working on projects that impact a range of government operations. Collaboration and professional growth are central, with resources for hands-on learning, certifications, and industry training. Role overview This Software Developer position is based in Chantilly, VA. The role centers on designing, building, and maintaining Java-based microservices for federal workflow systems. These services operate on AWS and play a key role in supporting government functions. What you will do Design, develop, and support secure, scalable cloud solutions using Java 17, Spring Boot 3.x, Hibernate, REST, gRPC, and AWS messaging services Work with PostgreSQL databases Build and maintain microservices hosted on AWS Requirements Proficiency in at least one of: C#, Java, or Python Hands-on experience with AWS Familiarity with Java 17, Spring Boot 3.x, Hibernate, REST, gRPC, and PostgreSQL This role offers the chance to contribute to government missions while developing technical skills in a supportive environment.

Apr 21, 2026
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Ensco, Inc. logo
Full-time|On-site|Chantilly, Virginia, United States

Join Ensco, Inc., a leader in providing cutting-edge engineering solutions, as a Mechanical Engineer III. In this role, you will leverage your engineering expertise to design, develop, and enhance mechanical systems that meet our clients' needs. You will collaborate with a team of talented engineers and contribute to innovative projects that drive technological advancement.

Apr 30, 2026
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Two Six Technologies logo
Full-time|$200K/yr - $240K/yr|On-site|Chantilly, Virginia

Join Two Six Technologies, where we cultivate innovative solutions to address some of the most pressing global challenges today. Our culture thrives on collaboration and mutual trust, allowing us to expand the horizons of possibility, empowering our team and assisting our customers in creating a more secure global environment.We are actively seeking a talented Software Developer to join our Agile Team in supporting mission-critical applications for our clients. The successful candidate will focus on creating and maintaining Python web applications hosted on cloud platforms!

Feb 18, 2026
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BryceTech logo
Full-time|On-site|Chantilly

Join BryceTech as a Space Systems Engineer, where you will play a pivotal role in the design, development, and integration of advanced space systems. Collaborate with a dynamic team of engineers and scientists to push the boundaries of space exploration and technology. Your contributions will directly impact critical missions and projects that shape the future of space endeavors.

Mar 5, 2026
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Edgesource Corporation logo
Data Engineer

Edgesource Corporation

Full-time|On-site|Chantilly, VA

Company OverviewFor over 25 years, Edgesource Corporation has been at the forefront of innovative technology solutions, dedicated to serving various governmental sectors including the Department of Defense (DOD), Department of Homeland Security (DHS), Department of State (DOS), the U.S. Intelligence Community, and law enforcement agencies, among others. Our mission is to tackle the most pressing challenges in technology and cybersecurity, providing specialized support for critical initiatives such as the DOD Counter Unmanned Aerial Systems (CUAS) mission and collaborating closely with the DHS Cybersecurity & Infrastructure Security Agency (CISA). Joining Edgesource means contributing to meaningful and impactful projects that make a difference.Position OverviewWe are seeking a talented Data Engineer to join our dynamic team, focusing on groundbreaking projects that support our mission objectives. In this role, you will manage and structure vast amounts of data for integration into a larger enterprise system that is being custom developed. This initial position is funded for a duration of 9–12 months, closely aligned with our mission deliverables and development timelines. This role requires on-site collaboration at our client location.ResponsibilitiesDesign, develop, and maintain ETL/ELT pipelines for both batch and real-time data processing utilizing Python and SQL.Integrate data from diverse sources, including databases, APIs, streaming platforms, PDFs, and MS Office files.Construct scalable data architectures to accommodate analytics and machine learning workloads.Enhance data processing and queries for optimal performance and cost efficiency in AWS S3.Familiarity with PySpark or other big data frameworks is advantageous for future scalability of pipelines.Develop and execute web scraping and data ingestion workflows to gather open-source data, producing structured datasets and visualizations for analytics and stakeholder engagement.Data Management & OptimizationCollect, clean, and validate extensive volumes of structured and unstructured data.Monitor data versions, implement quality checks, and ensure data reliability.Design and optimize data storage solutions in AWS S3, managing raw, intermediate, and finalized datasets.Implement robust data governance practices, including detailed documentation, cataloging, lineage tracking, and security measures.

Jan 21, 2026
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Lynk logo
Full-time|On-site|Chantilly, VA

About LynkLynk is a pioneering company in the realm of satellite direct-to-device (D2D) technology, holding the unique distinction of being the only organization with a commercial license from the FCC to operate a D2D system. Our innovative solutions empower mobile network operators' subscribers to seamlessly send and receive text messages from space using standard, unmodified mobile devices. Lynk's technology has been rigorously tested across all seven continents, garnering regulatory approvals in over 30 countries, and is currently being rolled out commercially, backed by more than 40 MNO service contracts covering approximately 50 countries.Our groundbreaking technology aims to connect all 8 billion people globally, ensuring that everyone can stay in touch with the device they already own. Join us in our mission to transform lives, alleviate poverty for millions, and save countless lives through enhanced connectivity.Job SummaryAs a Principal Mechanical Engineer at Lynk, you will play a crucial role in the analysis, design, development, and enhancement of mechanical systems related to our satellite communications payloads, satellites, testbeds, and testing equipment. Candidates must possess prior experience in satellite design to qualify for this position. Key deliverables will include creating mechanical models of both space and ground systems using CAD software such as SolidWorks, along with performing thermal, structural, vibration, and finite element analyses to support critical system trades. Your responsibilities will also extend to integration and testing support for essential hardware systems, encompassing satellite mechanical, structural, and electrical subsystems. While the focus is on mechanical engineering, collaboration with the Electrical, RF, Software, and Systems teams will be essential.If you thrive on challenges, enjoy multi-faceted roles, and have a proven track record of innovative problem-solving, we eagerly await your application!

Mar 5, 2025
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lynk logo
Internship|On-site|Chantilly, VA

About the Internship lynk is looking for a Mechanical Engineering Intern in Chantilly, VA. This role offers a chance to work closely with experienced engineers on real-world projects. Interns will put classroom learning into practice, take part in hands-on engineering work, and contribute to team efforts focused on developing new solutions.

Apr 15, 2026

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