Senior Software Engineer, IS-02/03-0046 Cyber B.A.T.Senior Software Engineer, IS-02/03-0046Laurel, MarylandBuild analytical models, implement performance metrics, and establish monitoring solutions to ensure the reliability and effectiveness of developed applications, functions, and data workflows. We’re a Service-Disabled Veteran-Owned Small Business delivering engineering, cybersecurity, software, systems, and mission-focused consulting solutions to government customers and industry partners.
Software Engineer (Full Stack Developer) Staffed4USoftware Engineer (Full Stack Developer)Annapolis Junction, MarylandThis role will work closely with software engineers, data scientists, technical stakeholders, and end users to deliver innovative solutions that address complex operational and business challenges. Bachelor's degree in Computer Science, Information Systems, Software Engineering, or a related technical discipline and eight (8) years of relevant experience; OR.
Software Engineer, IF-03-0036 Cyber B.A.T.Software Engineer, IF-03-0036Laurel, MarylandExperience developing complex software systems such as: Data-intensive analytics systems, Real-time processing systems, Large-scale data management systems, and Enterprise or mission-critical applications. The engineer will support systems involving large-scale data processing, analytics, real-time processing, and enterprise business applications, ensuring high performance, reliability, and maintainability.
Software Engineer, Platform Engineering HelsingSoftware Engineer, Platform EngineeringWashingtonYou will design and operate cloud infrastructure, deploy and maintain shared services like GitLab, Artifactory, and CI/CD pipelines, and build internal tooling that accelerates software delivery across the organization. You will also enable product teams with their own isolated environments — provisioning cloud accounts, standing up EKS clusters, databases, and the automation to make it all self-service and efficient.
Cloud Software Engineer Halcyon Days ConsultingCloud Software EngineerMarylandHDC is seeking a Cloud Software Engineer who will be responsible for designing and implementing advanced functions of Microsoft Office 365 and/or Azure AD premium, including security, governance, and compliance. Halcyon Days Consulting, LLC (HDC) is a veteran owned small business that specializes in the design and engineering of Tactical Mission Networks (TMN).
Software Engineer, Level 1 (AE26031323SW1U) GTSC-Talent SolutionsSoftware Engineer, Level 1 (AE26031323SW1U)Annapolis Junction, MarylandThe software development team will provide application development and support to tools that allow mission analytic users to view existing data or contribute new information in a collaborative environment. Mission : You will work as part of a software development team that will develop and sustain integrated, feature-rich capabilities that promote modernization of visualization and presentation tools.
NewSoftware Engineer (IS) Level I (TS/SCI POLY) Staffed4USoftware Engineer (IS) Level I (TS/SCI POLY)Laurel, MarylandNET development, experience working across Linux and Windows environments, and a passion for building reliable, scalable software solutions using modern development tools and containerization technologies. If you're passionate about solving complex technical challenges and delivering impactful software solutions, this role offers the opportunity to grow your career while supporting meaningful national security missions.
Senior Software Engineer (Remote Sensing) UmbraSenior Software Engineer (Remote Sensing)Arlington, VARemote$155,000–$185,000 / yearUmbra’s ecosystem operates through three business units: Remote Sensing (the data), Space Systems (the components), and Mission Solutions (the platforms).Together, our teams develop capabilities that deliver persistent access, resilient performance, and mission-ready solutions, advancing U.S. space leadership while keeping the world safe and informed. This engineer will contribute to software systems across our mission planning, scheduling, command, control, and communications domains, partnering with product owners and multidisciplinary engineering teams to develop and operate the services that enable spacecraft operations at scale.
Staff Software Engineer ANDURIL INDUSTRIESStaff Software EngineerWashington, DC$220,000–$330,000 / yearPartner across MES product teams - integrate QualityOS into cohesive manufacturing experiences, evolve data models across quality/production domains, and drive technical consensus on cross-cutting concerns. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.
Software Engineer 0 Set of XSoftware Engineer 0Annapolis Junction, MDResponsibilities: The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.
Java Software Engineer with Python experience Set of XJava Software Engineer with Python experienceFt Meade; Hanover, MD$120,000–$240,000 / yearWith a shared desire to give back, grow the community, and do great work, the Set of X team is building an elite group of engineers with a strong sense of shared responsibility and ownership. We are seeking a talented Java Software Engineer with Python experience to support the design, development, integration, and optimization of complex software systems.
Software Engineer Set of XSoftware EngineerAnnapolis Junction, MD$120,000–$240,000 / yearWith a shared desire to give back, grow the community, and do great work, the Set of X team is building an elite group of engineers with a strong sense of shared responsibility and ownership. Additional responsibilities include developing applications in languages such as C, C++, C#, Java, and Python for Windows or UNIX environments, as well as leveraging DevOps and CI/CD tools (e.g., Docker, Terraform, Ansible, Jenkins, Bamboo) to build and deploy software solutions.
Junior Java Software Engineer GliaCell TechnologiesJunior Java Software EngineerAnnapolis Junction, MD$50,000–$120,000 / yearWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. GliaCell’s Enterprise capabilities include Full-Stack Application Development, Big Data, Cloud Technologies, Analytics, Machine Learning, AI, and DevOps Containerization.
Senior Software Engineer (Order And Delivery) - (10 Years Exp) UmbraSenior Software Engineer (Order And Delivery) - (10 Years Exp)Arlington, VA$180,000–$220,000 / yearUmbra’s ecosystem operates through three business units: Remote Sensing (the data), Space Systems (the components), and Mission Solutions (the platforms).Together, our teams develop capabilities that deliver persistent access, resilient performance, and mission-ready solutions, advancing U.S. space leadership while keeping the world safe and informed. About the Job We are actively seeking a highly skilled and experienced Senior Software Engineer to join our Order & Delivery team who will play a pivotal role as a key contributor to our dynamic public-facing software application and robust API services.
Senior Signals Software Engineer - 25K Sign On Bonus Leidos Holdings Inc.Senior Signals Software Engineer - 25K Sign On BonusAnnapolis Junction, MD$131,300–$237,350 / yearSeven (7) years' experience as a SSWE or equivalent on a project with a focus on Radio Frequency (RF) to include experience with Fourier transforms, filtering, communications theory, digital modulation, error control coding, signals analysis tools (e.g. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Real-Time Software Engineer Leidos Holdings Inc.Real-Time Software EngineerArlington, VA$87,100–$157,450 / yearProjects involve small multi-disciplinary teams of engineers working together in spiral or agile development environments to meet aggressive customer schedules aimed at near-term field demonstrations. These teams are made up of other software team members and subject matter experts from the areas of systems engineering, hardware, firmware, machine learning, RF front end design, and signal processing.
Senior Full-Stack Software Engineer / Hybrid / Active Top Secret PeratonSenior Full-Stack Software Engineer / Hybrid / Active Top SecretArlington, Virginia$112,000–$179,000 / yearFull timeAs the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Design, build, and maintain high-quality frontend applications using Angular, TypeScript, and modern web frameworks as the primary focus of your work.
Sr. Software Engineer, TS/SCI w/poly PeratonSr. Software Engineer, TS/SCI w/polyLaurel, Maryland$176,000–$282,000 / yearFull timePeraton offers enhanced benefits to employees working on our critical National Security programs, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
Senior Software Engineer (Order And Delivery) UmbraSenior Software Engineer (Order And Delivery)Arlington, VA$180,000–$220,000 / yearUmbra’s ecosystem operates through three business units: Remote Sensing (the data), Space Systems (the components), and Mission Solutions (the platforms).Together, our teams develop capabilities that deliver persistent access, resilient performance, and mission-ready solutions, advancing U.S. space leadership while keeping the world safe and informed. About the Job We are actively seeking a highly skilled and experienced Senior Software Engineer to join our Order & Delivery team who will play a pivotal role as a key contributor to our dynamic public-facing software application and robust API services.
CNO Software Engineer Level 0 AdapticCNO Software Engineer Level 0Annapolis Junction, MDSupporting the DoD and Intelligence Community, you'll work alongside Red, Blue, and Hunt teams to develop, enhance, and sustain tools used to detect, analyze, and defend against evolving threats. You'll support the development and evolution of cybersecurity tools and mission systems—helping drive both immediate operational needs and long-term capability growth.