Senior Software Engineer at Lynk | Chantilly, VA

This Full Stack Engineer position at Raft is based in Chantilly, VA. All candidates must be U.S. citizens, and all work must take place within the continental United States to meet program requirements. Raft builds AI/ML and data-driven solutions for U.S. military and government clients. The company focuses on autonomous data fusion, Agentic AI, distributed …

At Accenture Federal Services, we are dedicated to enhancing the strength and safety of the U.S. federal government while improving the lives of its citizens. Our diverse team of over 13,000 professionals is united by a common goal: to harness the boundless possibilities of technology and innovation across various sectors, including defense, national security, public safety, civilian, and military health organizations. Become a part of Accenture Federal Services, a leading technology firm within the global Accenture network. As a recognized Glassdoor Top 100 Best Place to Work, we foster a collaborative and supportive environment where every individual feels valued and empowered to grow, learn, and thrive through practical experience, certifications, industry training, and more. Join us in driving transformative change that propels missions and government initiatives forward! Job Description:Lead the technical oversight of project solutions, interpreting and allocating requirements to appropriate technical components.Ensure technical solutions adhere to industry best practices, focusing on security and excellence while minimizing total ownership costs.Work independently with minimal supervision, displaying flexibility in supporting IT operational needs as required.Develop functional design specifications and architectures, contributing to other project deliverables.Support the design, engineering, implementation, and maintenance of enterprise-grade mission systems and applications for Cyber-related investigations aligned with the Sponsor’s initiatives.

About the Role Accenture Federal Services is looking for a Full Stack Software Developer in Chantilly, VA. This role focuses on building and improving technology solutions for government clients. The position involves designing, developing, and implementing applications that support public sector needs. What You Will Do Work closely with a skilled team to deliver software projects from concept through deployment Design and develop full stack applications tailored to client requirements Contribute technical expertise to projects that support government operations and public services

Join Northstrat as a Senior Full Stack Developer and be part of an innovative and collaborative team. This role requires a seasoned professional with a strong background in both back-end and front-end development. As a key player, you will leverage your expertise in various programming languages and frameworks to deliver top-notch solutions independently.Your responsibilities include developing and maintaining robust, scalable applications while collaborating with cross-functional teams to define and implement new features. You will utilize Java (including JEE and REST web services) for back-end development and optimize front-end applications using JavaScript frameworks like React, Angular, and Node.js.Additionally, you will work with databases such as Oracle, MySQL, or Postgres, and operate in Linux environments. Your contributions will span the entire product lifecycle, from requirements analysis to deployment, including participating in code reviews and architectural decisions.

What Impact You’ll Have:As a valued member of our team at grvty, you will play a crucial role in delivering tactical data engineering solutions. Our skilled Data Engineers, Data Scientists, and ETL Developers work closely with intelligence analyst groups to become their primary data wranglers. You will be involved in developing innovative tools, code, and services that facilitate data engineering activities. Your work will transform raw data into actionable intelligence, addressing immediate mission needs and making a significant impact on real-world situations. You will see the results of your efforts utilized daily, with the opportunity to support various Sponsor mission organizations and mission partner organizations.This is an exciting time of development and growth within our program, as we support an increasing number of missions. The work is high-impact and vital, and our customer operates at a fast pace. We foster a flexible and innovative work environment, offering you more freedom in determining how to achieve your results compared to many other projects. The focus is on your deliverables rather than your years of experience, and we offer flexible working hours—roll up your sleeves, get things done, and enjoy a comfortable workspace that includes an excellent cafeteria!The tech stack is diverse, including technologies such as Python (Pandas, NumPy, SciPy, scikit-learn, etc.), machine learning libraries, Linux, AWS/C2S, Apache NiFi, Spark, PySpark, Hadoop, Kafka, ElasticSearch, Solr, Kibana, Neo4J, MariaDB, Postgres, Docker, Puppet, and more.This position requires work in Chantilly, VA, McLean, VA, and various field offices throughout Northern Virginia, and it is important to note that we cannot accommodate remote work. A TS/SCI + Polygraph clearance is also required.

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.

At Two Six Technologies, we are at the forefront of innovation, creating, deploying, and implementing cutting-edge products that address the world’s most intricate challenges. Our strength lies in unparalleled collaboration and steadfast trust, enabling us to expand the limits of possibility as we empower our team and assist our clients in fostering a safer global future.Within the Intelligence portfolio at Two Six Technologies, we engineer a comprehensive cloud suite of applications and services that empower the Intelligence Community to share critical information swiftly and securely. If you aspire to build systems that safeguard highly sensitive data while ensuring accessibility for those who require it, your next mission begins here.We are seeking a highly skilled Cloud Engineer with substantial development experience to join our dynamic team. In this pivotal role, you will design, implement, and maintain scalable and secure cloud environments, while also playing a key role in application development and automation.

About LynkLynk is at the forefront of innovation with its groundbreaking satellite direct-to-device (D2D) technology. As the sole provider with a commercial license from the FCC to operate a D2D system, Lynk empowers mobile network operators to facilitate seamless text messaging to and from space using standard unmodified mobile devices. Our services have been rigorously tested across all seven continents and hold regulatory approvals in over 30 countries. With more than 40 commercial contracts in place, we are actively deploying our solutions in approximately 50 countries, ensuring that everyone, everywhere, can stay connected.Join us at Lynk and play a critical role in transforming global communication. Your contributions will directly impact billions, enhance mobile broadband access for underserved communities, and have the potential to save lives.Job SummaryIn your role as an Electrical Engineer, you will embrace diverse responsibilities that leverage and expand your expertise in electronics, RF hardware, and software. A background in satellite bus design is essential for this position. You will engage in analyses, design, implementation, optimization, and enhancement of subsystems integral to our nanosatellite bus and communications payload. Collaborating with fellow engineers, you will design and assemble circuit boards while contributing to the iterative design, integration, and testing of our electronics hardware and software. Proficiency with simulation and design tools, as well as validation test equipment, is crucial for success in our lab environments. Your work will require the use of spectrum analyzers and other RF equipment, given our payloads operate across UHF to Ka Band frequencies. Additionally, you will contribute to component and vendor selections as part of the design team.If you thrive on challenges and possess a history of innovative problem-solving, we are eager to meet you!Core ResponsibilitiesAs a key member of our small but dynamic team, you will engage in multifaceted engineering work spanning electrical, RF, and software domains, primarily focusing on schematic and layout design.Design spacecraft bus and payload hardware, including single-board computers, FPGAs, SoCs, processors, sensors, SDRs, LNAs, filters, amplifiers, and more.

Join our dynamic team at kda-consulting as a Senior Full Stack Developer. In this role, you'll leverage your extensive programming skills to design, develop, and implement robust software solutions. Collaborate with cross-functional teams to deliver high-quality digital products that meet our clients' needs.We are looking for an innovative thinker who is passionate about technology and eager to push boundaries. You will be responsible for both front-end and back-end development, ensuring a seamless user experience while maintaining high performance and responsiveness.

CGS Federal is in search of a talented Full Stack Developer to join our dynamic Information Technology team. This full-time, mid-level position is pivotal for supporting an enterprise-wide data inventory initiative, requiring collaboration across various teams to develop comprehensive solutions. At CGS Federal, we unite motivated and innovative individuals to tackle the government's most pressing challenges using advanced technology. We are looking for candidates who are eager to drive government innovation, value teamwork, and possess foresight in understanding the needs of others. Our supportive work environment fosters professional growth through a variety of learning opportunities. Key Responsibilities:- Develop and enhance software applications.- Design software testing strategies and implement tests.- Automate manual processes through scripting.- Guide others in version control practices.- Enhance application security measures.- Utilize application metrics to guide technical and business decisions.- Provide insights based on industry-specific requirements and technologies.

Join SOSi as a Senior Full Stack/UI Developer where your expertise will support critical cyber analytic applications for a US government client in Chantilly, VA.In this pivotal role, you will design, develop, and maintain applications that enhance cyber analytics. Collaborating closely with cyber Subject Matter Experts (SMEs), data scientists, and engineers, you'll be instrumental in translating intricate technical requirements into intuitive user interfaces and resilient backend systems.

Electrical Engineering InternLocation: Chantilly, VA About Lynk Lynk builds satellite direct-to-device (D2D) technology that lets people send and receive text messages from space using ordinary mobile phones. As the only company with a commercial FCC license for D2D systems, Lynk partners with mobile network operators to extend connectivity worldwide. The service has been tested on every continent, holds regulatory approvals in over 30 countries, and is expanding through more than 40 commercial contracts across about 50 nations. Lynk’s mission: keep all 8 billion people connected, wherever they are, using the phones they already own. The team’s work brings mobile broadband to billions, helps reduce poverty, and can save lives. Role Overview The Electrical Engineering Intern will work alongside experienced engineers to design, develop, and test electronics and RF hardware for Lynk’s nanosatellite bus and communications payload. This hands-on role spans schematic design, board integration, lab testing, and support across multiple satellite subsystems. Interns gain exposure to real spacecraft hardware and collaborate with cross-functional engineering teams. What You Will Do Help design and develop electronics for the spacecraft bus and payload, including schematic creation, component selection, and layout reviews. Support assembly, initial bring-up, and testing of circuit boards, troubleshooting and debugging with guidance from senior engineers. Participate in lab testing and validation using standard electrical and RF test equipment. Assist with simulation, analysis, and documentation of circuit and subsystem performance. Help develop firmware or test software for board validation and testing. Contribute to technical documentation, test reports, and design records. Join design reviews and integration efforts with electrical, RF, software, and mechanical engineering teams.

About Redhorse Corporation Redhorse Corporation delivers data insights and technology solutions that support U.S. national interests. The team values professionals who bring technical skill, reliability, and a commitment to supporting complex, high-stakes missions for government clients. Role Overview The Systems Engineer will help shape how government organizations manage and protect their data. This role centers on building a new IT application to automate data access requests, with a focus on secure and efficient handling of sensitive information. Key responsibilities include designing and implementing systems that protect Personally Identifiable Information (PII) and Protected Health Information (PHI). The work demands precision and a strong sense of accountability, with direct impact on the security and efficiency of data access processes across Redhorse projects and clients. Location Chantilly, VA

Join the Future of Connectivity at LynkAt Lynk, we are pioneering the revolutionary satellite direct-to-standard phone technology (sat2phone), holding the unique distinction of being the only company with a commercial license from the FCC to operate a commercial sat2phone system. Our groundbreaking service enables mobile network operators' subscribers to effortlessly send and receive text messages from space using their existing mobile devices without any modifications. Our technology has been rigorously tested across all seven continents and received regulatory approvals in over 30 countries, as we actively expand our commercial deployment based on more than 40 contracts with mobile network operators spanning approximately 50 countries.Our vision is clear: to connect all 8 billion people globally with the standard phone they already possess. No matter where they are, we believe everyone deserves to stay connected.By joining Lynk, you will play a crucial role in transforming the lives of billions, providing mobile broadband access to many, lifting countless individuals out of poverty, and contributing to saving lives worldwide.Position Overview:As a Principal RF/Electrical Engineer, you will take on a multifaceted role that encompasses the realms of radio frequencies, electronics, hardware, and software. You will engage in the analysis, design, implementation, optimization, and enhancement of our satellite communication systems, which will ultimately shape our future constellation network, including inter-satellite and multi-orbit links. Key deliverables will include link budget analyses, system dimensioning for coverage and capacity (including traffic analysis and simulation), initial system design, coverage planning, frequency planning, and interference analysis with mitigation strategies.You will also support the iterative design and testing of our satellite communication systems' hardware, electronics, and software, collaborating with software-defined radios, single-board computers, FPGAs, SoCs, processors, LNAs, and filters. Your involvement will extend to payload antenna selection and design. Hands-on experience with soldering, spectrum analyzers, circuit assembly on breadboards, and RF channel simulation will be essential.If you thrive in dynamic environments, enjoy tackling diverse challenges, and possess a proven record of innovative problem-solving, we eagerly anticipate your application!

About LynkLynk is a pioneering company revolutionizing satellite communication with our unique direct-to-device (D2D) technology. We hold the exclusive commercial license from the FCC to operate a D2D system, enabling mobile network operators' subscribers to send and receive text messages to and from space using standard mobile devices. Our services have been rigorously tested across all seven continents and are backed by regulatory approvals in over 30 countries. Currently, we are expanding our commercial deployment based on more than 40 contracts with mobile network operators across approximately 50 nations.Our mission is to connect all 8 billion people globally, ensuring that everyone can communicate using their existing phones, regardless of location. By joining Lynk, you will have the chance to impact billions of lives, help lift millions out of poverty, and contribute to saving lives.Job SummaryAs a Senior Mechanical Engineer at Lynk, you will play a critical role in the analysis, design, construction, and enhancement of mechanical systems for our satellite communication payloads and associated hardware, including satellites and testing equipment. A background in satellite design is essential for this position. Your work will encompass creating mechanical models using CAD software such as SolidWorks, performing thermal, structural, vibration, and finite element analyses to support system trades. You will also collaborate closely with Electrical, RF, Software, and Systems teams to ensure seamless integration and testing of vital hardware systems.If you thrive in a dynamic environment and possess a proven ability to think creatively to tackle unconventional challenges, we are excited to meet you!

CGS Federal is on the lookout for a skilled Cloud Engineer (AWS) to join our team in Chantilly, VA. As a full-time member of our Information Technology department, you'll play a crucial role in creating and maintaining essential documentation that supports engineering, security, and operational processes for a large federal agency. Our ideal candidate will have a solid understanding of cloud computing fundamentals, including SaaS, PaaS, and IaaS.At CGS, we unite driven, talented, and innovative individuals to tackle the most pressing challenges faced by the government through advanced technology solutions. We encourage collaboration and are looking for candidates who thrive in a dynamic environment and can anticipate and meet the needs of others. Our commitment to employee growth is reflected in the variety of professional development opportunities we offer.

Join CGS Federal as a Data Engineer!Employment Type: Full-Time, Mid-levelDepartment: Business Intelligence CGS Federal is actively searching for a motivated Data Engineer to enhance our expanding Data Analytics and Business Intelligence platform. This platform is dedicated to equipping our federal clients with innovative tools and capabilities to convert data into actionable insights. The perfect candidate should be a critical thinker with a thirst for knowledge, eager to work with diverse technologies to tackle complex challenges faced by our clients. Our team at CGS brings together passionate, skilled, and creative individuals committed to solving the most pressing issues in government through cutting-edge technology. We seek candidates who are enthusiastic about contributing to government innovation, value teamwork, and have a knack for anticipating the needs of others. At CGS, we foster a supportive environment and promote professional development through numerous learning opportunities. Key Responsibilities:- Develop and implement data pipelines to effectively manage and provision data to end-users.- Actively participate in an Agile/Scrum team, adhering to best practices.- Write code to enhance the performance and reliability of data extraction and processing.- Support automation in data ingestion processes.- Strive for technical excellence by endorsing lean-agile engineering principles such as API-first design, continuous integration, version control, and automated testing.- Collaborate with program managers and engineers to document and implement evolving requirements.- Foster an environment that prioritizes customer service excellence, innovation, collaboration, and teamwork.- Work alongside cross-functional teams including user experience researchers, designers, product managers, and other specialists.

Edgesource Corporation has supported federal, state, and commercial organizations for over 25 years. The company partners with clients such as the Department of Defense, Department of Homeland Security, Department of State, the U.S. Intelligence Community, and law enforcement agencies. Projects include work on the DOD Counter Unmanned Aerial Systems mission and cybersecurity initiatives with the DHS Cybersecurity & Infrastructure Security Agency. Role overview This hybrid Data Engineer position in Chantilly, VA, joins a collaborative team focused on large-scale enterprise data systems in cloud environments. The role centers on integrating, protecting, and migrating data for complex projects. Main responsibilities Design, build, and maintain enterprise data systems on cloud platforms. Develop solutions for integrating data from various sources and formats. Integrate data from internal and external systems, APIs, and third-party applications. Implement data protection measures, including encryption, access controls, and disaster recovery plans. Lead data migration projects, ensuring data integrity and accuracy throughout. Work closely with cross-functional teams to drive data-focused projects and initiatives. Conduct data profiling, cleansing, and transformation to maintain data quality. Create and update documentation for data architecture and workflows. Apply industry best practices in data management, including modeling and quality assurance. Improve the efficiency, scalability, and reliability of data systems and processes. Monitor industry trends and emerging technologies in data engineering. Requirements Bachelor's degree in Computer Science, Data Engineering, or a related discipline. Demonstrated experience in data engineering or similar roles. Background with cloud platforms and enterprise-scale data systems. Strong problem-solving skills and attention to detail. Clear communication and effective collaboration skills.

About Lynk GlobalAt Lynk Global, we are pioneering the future of connectivity with our innovative satellite direct-to-device (D2D) technology. As the only company with a commercial license from the FCC to operate a D2D system, we empower mobile network operators to enable their subscribers to send and receive text messages from space using standard mobile devices—without any modifications. Our groundbreaking service has been tested across all seven continents, is supported by regulatory approvals in over 30 countries, and is actively being rolled out commercially through more than 40 contracts covering approximately 50 countries.Join us in our mission to connect all 8 billion people on this planet, ensuring they can stay in touch no matter where they are. With Lynk, you can make a tangible difference in the lives of billions, helping to combat poverty and save lives through mobile broadband access.Job SummaryWe are seeking a talented Network Engineer to design, implement, and maintain our network infrastructure, ensuring it meets the highest standards of reliability, speed, and security. This role demands in-depth technical knowledge of network protocols, hardware configurations, and security practices. Collaboration across teams to enhance infrastructure is key to success in this position.Note: This position may require occasional travel to our office in Chevy Chase.Duties & ResponsibilitiesDesign, implement, and maintain both wired and wireless network infrastructure.Configure and oversee routers, firewalls, and other network hardware.Develop and enforce robust network security measures and policies.Diagnose and resolve complex network issues efficiently.Work alongside IT and security teams to drive infrastructure enhancements.Document network architecture, configurations, and operational processes.Manage procurement and maintenance of network hardware and software.