Software Test Engineer TS/SCI Polygraph LeidosSoftware Test Engineer TS/SCI PolygraphHanover, MarylandOur ideal candidate will design, execute, and document manuals and automated tests; develop test cases and automation frameworks; identify and track defects; analyze performance and system behavior; and perform continuous functional, integration, acceptance, and regression testing to ensure quality and backward compatibility. May 6, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Integrated Fires Engineer Johns Hopkins Applied Physics LaboratoryIntegrated Fires EngineerLaurel, MarylandFull timeHave experience and background in some or all of the following: systems architecture, requirements, interface, and algorithm prototyping and performance analysis, active and passive sensors, target tracking and sensor fusion algorithms and design concepts, command and control concepts, distributed communications systems, advanced kill chain development and analysis, integrated fire control concepts. As a member of our team, you will provide thought leadership and conduct rigorous analysis and engineering to rapidly develop and demonstrate technologies and integrated systems concepts and solutions that can enable effective Joint, Integrated, Theatre level defense across all operational warfighting domains (Land, Sea, Air, Space).
RF Communications Engineer Johns Hopkins Applied Physics LaboratoryRF Communications EngineerLaurel, MarylandFull timeAPL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.
Senior DevOps Engineer Connecticut Fine Wine & SpiritsSenior DevOps EngineerMarylandOwn multi-cloud Kubernetes platforms on Azure AKS and Google Cloud GKE—design cluster topology, networking, RBAC, and policies for secure, scalable, cost-efficient operation. Orchestrate batch/data workflows with Argo Workflows (not CI/CD)—multi-tenant DAGs, resource quotas, artifact/versioning strategy, and guardrails.
Senior Data Flow Engineer (SWE-3) LeidosSenior Data Flow Engineer (SWE-3)Annapolis Junction, MarylandTechnical Proficiency : Strong experience working knowledge of NiFi is required; in-depth understanding of corporate dataflow and knowledge of common tools such as DX, ElasticSearch, Kibana; intermediate knowledge of Linux and Docker. Seeking a Senior Dataflow Engineer who will focus on system operations, troubleshooting, maintenance, with specific attention to NiFi dataflows and NiFi cluster management; some light Python scripting is required.
ME00613-Cloud Software Engineer 3 Momentum Engineering OpeningsME00613-Cloud Software Engineer 3Annapolis JunctionSeeking an experienced Cloud Software Engineer to design, develop, implement, and sustain secure cloud-based solutions supporting mission-critical Department of Defense (DoD) and Intelligence Community (IC) programs. Perform cost-benefit analyses comparing cloud-based solutions with alternative deployment models, including virtual private networks (VPNs), dedicated hosting, and on-premises infrastructure.
ME00528-Site Reliability Engineer 3 Momentum Engineering OpeningsME00528-Site Reliability Engineer 3Annapolis JunctionLeverage Site Reliability Engineering (SRE) best practices to automate operational tasks, design highly available and fault-tolerant systems, and implement robust monitoring, logging, and alerting capabilities. Apply expertise in the AWS Well-Architected Framework, including Operational Excellence, Security, Reliability, Performance Efficiency, Cost Optimization, and Sustainability, to ensure compliant and resilient cloud solutions.
ME00582-Software Engineer 3 Momentum Engineering OpeningsME00582-Software Engineer 3Annapolis JunctionThe successful candidate will leverage software engineering, analytics, and data engineering expertise to develop scalable applications that support data characterization, enrichment, and integration while collaborating directly with customer stakeholders to deliver mission-focused capabilities. Bachelor's degree in Computer Science or a related technical discipline from an accredited college or university Four (4) additional years of directly related Software Engineering experience may be substituted in lieu of the degree requirement.
NewData Center Engineer (Infrastructure/ Cloud) with TS/SCI Macpower Digital Assets Edge Private LimitedData Center Engineer (Infrastructure/ Cloud) with TS/SCIAnnapolis Junction, MD$167,000 / yearExperience in Infrastructure/Datacenter engineering and integration for both physical and virtual infrastructure hosting one or more Operating Systems: Windows, Linux, Solaris, UNIX, and/or AIX systems is required, along with a current DoD 8570.1-M Design and build host & tenant environments with security-hardened configurations for infrastructure services and design ongoing maintenance practices and procedures for infrastructure-hosted service patching and updates.
NewData Center Engineer (Storage) with Active TS/SCI Macpower Digital Assets Edge Private LimitedData Center Engineer (Storage) with Active TS/SCIAnnapolis Junction, MD$120,000–$180,000 / yearThe role involves designing and optimizing storage solutions, ensuring compatibility with existing infrastructure, and automating storage provisioning through Infrastructure-as-Code (IaC) . Position Overview: Our client is seeking a Data Center Storage Engineer to provide Storage Engineering services in support of the Department of Navy .
NewDevOps Engineer Raydon CorpDevOps EngineerHanover, MDAbility to perform many duties involving DevOps functions including, but not limited to, authoring and maintaining automation deployment and monitoring scripts, researching, implementing and maintaining Continuous Integration / Continuous Delivery (CI-CD) tools and processes, automating application deployments, managing virtualized and containerized assets, creating virtual and physical network configurations, servers, communications, and test and developer engineering support. Interact with developers to understand software changes that will impact development and testing activities, examine any relevant change implementation, then report the changes to developers and testers welcoming feedback for future improvements.
Systems Engineer Level III Columbia, MD TS/SCI and Full Scope Polygraph SNS One, Inc.Systems Engineer Level III Columbia, MD TS/SCI and Full Scope PolygraphColumbia, MD$150,000–$200,000 / yearBachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering, or related discipline Five (5) years of additional Systems Engineering experience may be substituted for a bachelor's degree. The ideal candidate will possess extensive experience supporting enterprise systems, leading engineering efforts, optimizing infrastructure performance, and ensuring compliance with government security requirements.
Senior Linux Systems Administrator / Systems Engineer (Day, Night or Weekend Shift - TS/SCI with Polygraph required) Red AlphaSenior Linux Systems Administrator / Systems Engineer (Day, Night or Weekend Shift - TS/SCI with Polygraph required)Annapolis Junction, MarylandOur total compensation package was strategically designed with our members in mind with the intention to: reward our members for their hard work and commitment to our customers' missions; allow members to share in Red Alpha's success as we continue to grow and expand our footprint; provide long-term career opportunities through stability and internal mobility; and provide the resources our members need to support themselves and their dependents in the form of a robust benefits package. Our approach in determining final salaries takes into consideration a number of factors such as education, certifications, total years of relevant professional experience, actual level of expertise, and the responsibilities of the role itself.
Senior Storage Engineer (Laurel, MD) Shield Consulting SolutionsSenior Storage Engineer (Laurel, MD)Laurel, MD$190,000–$200,000 / yearHands-on engineering experience with NetApp and other storage technologies and concepts (Storage Area Network - SAN & Network Attached Storage - NAS). Senior-level experience with the design, development, implementation, and maintenance of large-scale systems, preferably across multiple hardware platforms and data centers.
Senior Linux Systems Engineer (Laurel, MD) Shield Consulting SolutionsSenior Linux Systems Engineer (Laurel, MD)Laurel, MDInstalls/loads operating system software, troubleshoot and maintain integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, mobile devices, etc.
Malware Reverse Engineer, Senior Booz Allen HamiltonMalware Reverse Engineer, SeniorUsa, MarylandOnsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
Senior Storage Engineer Shield Consulting SolutionsSenior Storage EngineerLaurel, MD$190,000–$200,000 / yearHands-on engineering experience with NetApp and other storage technologies and concepts (Storage Area Network - SAN & Network Attached Storage - NAS). Senior-level experience with the design, development, implementation, and maintenance of large-scale systems, preferably across multiple hardware platforms and data centers.
Senior Linux Systems Engineer Shield Consulting SolutionsSenior Linux Systems EngineerLaurel, MDInstalls/loads operating system software, troubleshoot and maintain integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, mobile devices, etc.
Principal Resident Engineer (Federal) DragosPrincipal Resident Engineer (Federal)Washington DCRemotePartner with client teams on network architecture, sensor placement, and integrations; coordinate and conduct full deployments including upgrades, patches, and configuration changes. Serving as a trusted technical partner, you'll guide customers through deployment, troubleshooting, and ongoing platform adoption, enabling them to strengthen and sustain the security of their critical infrastructure.
Principal AI Software Engineer (SWE-4) LeidosPrincipal AI Software Engineer (SWE-4)MarylandTechnical Proficiency : Proficient in current AI/ML technologies such as classification, clustering, collaborative filtering, search, and retrieval using techniques such as but not limited to deep neural networks (DNN), recurrent neural networks (RNN), attention-based transformers, etc. The candidate will work across multiple technical domains including software engineering, data science, machine learning, and large language model (LLM) integration to deliver innovative capabilities from proof-of-concept through operational deployment.