NewInformation Systems Security Engineer System OneInformation Systems Security EngineerClarksburg, MD$180,000 / yearYou’ll be hands-on with the Risk Management Framework (RMF), Assessment & Authorization (A&A), ATO sustainment, control validation, continuous monitoring, and vulnerability/stig compliance efforts—partnering closely with security and technical teams. In this role, you’ll help build, secure, and maintain systems by applying cybersecurity engineering best practices across design, implementation, authorization, and ongoing compliance.
Solutions Architect - CTJ - POLY MicrosoftSolutions Architect - CTJ - POLYWashington, DC$101,800–$193,800 / yearMasters Degree in Computer Science, Information Technology, Engineering, or related field AND 4+ years experience in technology solutions, practice development, architecture, consulting, and/or technology domain (e.g., Security) OR Bachelors Degree in Computer Science, Information Technology, Engineering, or related field AND 6+ years experience in technology solutions, practice development, architecture, consulting, and/or technology domain (e.g., Security). Solution Architects develop solutions by mapping customer business problems to reusable end-to-end technology solutions, develop customer adoption strategies, and manage customer expectations to ensure successful delivery and scope follow-on business integration.
Active Directory Architect / Engineer LeidosActive Directory Architect / EngineerArlington, VA$131,300–$237,350Design, deploy, upgrade, and administer Active Directory Domain Services, including domain controllers, forests, domains, trusts, and replication topologies (i.e. Manage and optimize Group Policy Objects (GPOs), OU structures, and security baselines; including object management through bulk operations and automation, Troubleshoot and resolve complex AD-related issues, including authentication failures, replication problems, DNS issues, and Kerberos/NTLM problems, Plan and execute Active Directory migrations, consolidations, and upgrades (of both underlying server infrastructure and overall forest/domain functional levels), Develop and maintain disaster recovery, backup, and restore procedures for AD environments (including AD Recycle Bin and authoritative restores), Monitor AD health and performance using tools such as Microsoft System Center, Azure Monitor, or third-party solutions). Deep expertise in designing, deploying, upgrading, and administering Microsoft Active Directory Domain Services (AD DS), including domain controllers, multi-domain/forest architectures, trusts, replication topologies, Group Policy Objects (GPOs), OU design, and security baselines.
Chief Solution Architect - Remote By Light Professional IT ServicesChief Solution Architect - RemoteWashington DC, DCRemoteThe Chief Solution Architect will provide overall technical leadership and architectural governance for the application maintenance and modernization program, serving as the principal technical authority across all project teams. Experience in working closely with technical leads, engineering teams and architecture stakeholders for technical issues and architecture framework capabilities for use by other development teams.
Cloud Architect / Engineer LeidosCloud Architect / EngineerWashington, DC$131,300–$237,350Proven expertise with Generative AI infrastructure, including: Production-ready Retrieval-Augmented Generation (RAG) pipelines, Scalable vector databases (e.g., Pinecone, Weaviate, Milvus, FAISS, or managed services) with indexing, clustering, and optimized retrieval, GPU/TPU compute clusters, managed container orchestration (Kubernetes/EKS/AKS/GKE), and auto-scaling for large language model (LLM) workloads. Demonstrated experience implementing enterprise security and compliance frameworks (SOC 2, ISO 27001, HIPAA, PCI-DSS, CMMC, FedRAMP, etc.), including encryption, threat monitoring, and zero-trust architectures.
Solution Architect / Engineer LeidosSolution Architect / EngineerCheltenham, MD$131,300–$237,350This role combines high level architectural design with deep technical implementation, requiring an individual who can define target-state architectures, build and optimize solutions, and guide modernization across hybrid and multi cloud environments. Proven hands-on experience designing and implementing solutions across hybrid/multi-cloud environments (AWS and Azure strongly preferred), on-premises data centers, virtualization platforms, and containerized workloads (e.g., Kubernetes/Docker).
Enterprise Architect/Systems Engineer LeidosEnterprise Architect/Systems EngineerClarksburg, MD$131,300–$237,350Our 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Enterprise Architect LeidosEnterprise ArchitectElkridge, MD$87,100–$157,450As an Enterprise Architect, you will help develop Fit-For-Purpose enterprise level architecture viewpoints through Model-Based Systems Engineering (MBSE) based on Authoritative Source of Truth (ASoT) to support engineering analysis and data-driven decision-making by senior leaders that enables the modernization and evolution of NC3 capabilities. Under the leadership of the Commander, U.S. Strategic Command (USSTRATCOM), the team leverages subject matter expertise and best practices to transform mission and operational requirements into effective solutions and capabilities.
NewSenior Software Engineer - AI Agents VisaSenior Software Engineer - AI AgentsAshburn, VA$123,000–$190,900 / yearYou will have the opportunity to work across various roles from development to architecture and collaborate closely with a cross-functional team of architects, engineers, data scientists, and product managers to design, implement, and deliver solutions that are intuitive, user-centric, and accessible to everyone at Visa. The Cyber Analytics and AI Innovation team is revolutionizing the field of machine learning and artificial intelligence by developing cutting-edge capabilities and tools that empower employees at Visa to develop secure applications with higher productivity.
NewSenior Azure Cloud & GitHub Platform Engineer System OneSenior Azure Cloud & GitHub Platform EngineerMerrifield, VAAs the client continues to modernize its cloud-native application landscape and software delivery capabilities, we require a highly skilled platform engineer who can provide expertise across Azure infrastructure, identity and access management, Kubernetes administration, GitHub Enterprise, automation frameworks, and deployment pipelines. A highly technical cloud and platform engineering professional who possesses deep expertise across Microsoft Azure services, Kubernetes, identity and access management, GitHub Enterprise administration, GitHub Actions, CI/CD automation, and infrastructure as code.
Forward Deployed Engineer goTennaForward Deployed EngineerFairfax, VAOn the product and engineering side, you will be instrumental in advocating for our customers by proactively identifying issues and enabling an effective voice of the customer (VOC) program to propose product enhancements, new functionality and new products. As a Forward Deployed Engineer, you should expect your time to be spent between these activities: Technical Support, conducting Onsite/Virtual Training, equipment installations, working with Product and Engineering and supporting Business Development with demo’s, trade shows, and Q&A.
Cloud Engineer LeidosCloud EngineerArlington, VA$87,100–$157,450If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. June 25, 2026For 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.
M365 Engineer LeidosM365 EngineerBethesda, MD$107,900–$195,050Engineer, administer, and provide lifecycle support for Microsoft 365 (government community cloud (GCC) services including but not limited to: Entra ID (Azure AD), Exchange Online, Intune, Teams, Power Platform, Purview. Leidos Dig Mod Health IT division is seeking a skilled and collaborative M365 Engineer to support the HHS enterprise by managing all aspects of Microsoft 365 Government Community Cloud (GCC) Software as a Service (SAAS) offering.
Senior DevOps Engineer LeidosSenior DevOps EngineerBurke, VA$107,900–$195,050p>The Leidos Spatial Solutions Division has an exciting opportunity for a senior DevOps Engineer to assist with the development, integration, deployment, and sustainment of mission critical systems that enable NGA's Geospatial Intelligence (GEOINT) mission collecting sciences, technology and tradecraft measuring and modeling the Globe to provide three-dimensional accuracy of every point in, on, or above the Earth. June 1, 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.
Lead Systems Engineer LeidosLead Systems EngineerBurke, VA$107,900–$195,050If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. June 22, 2026For 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.
NewCloud Security Architect / Systems Engineer Staffed4UCloud Security Architect / Systems EngineerChantilly, VirginiaThis team will provide technical guidance, architecture reviews, cost optimization support, cloud service evaluations, cybersecurity vulnerability coordination, and partner adoption support across secure mission environments. The selected candidate will be part of a group-level security and architecture team responsible for supporting the research, design, development, accreditation, and maintenance of complex systems that protect highly sensitive data.
NewCloud Security Architect Revolutional, LLCCloud Security ArchitectWashington, DCRemote$180,000–$210,000 / yearWe apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes. Minimum of 10 years of Information Security experience, of which at least 5 years are Cybersecurity and Cloud Security experience at a large Government agency comparable in size/scope to GSA, IRS, DoD, or VA.
Enterprise Cloud Security Architect - Active TS/SCI ENS Solutions, LLCEnterprise Cloud Security Architect - Active TS/SCIReston, VAENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Associate’s degree and 5+ years of experience supporting IT projects and activities, Bachelor’s degree and 3+ years of experience supporting IT projects and activities, or Master’s degree and 1+ years of experience supporting IT projects and activities.
Senior Cybersecurity Engineer / Security Architect (MLS & High-Assurance Systems) EccalonSenior Cybersecurity Engineer / Security Architect (MLS & High-Assurance Systems)Hanover, MarylandThe Senior Cybersecurity Engineer / Security Architect is responsible for defining, implementing, and evaluating advanced cybersecurity solutions for high-assurance environments supporting sensitive and classified information. Demonstrated experience supporting or delivering cybersecurity projects aligned to: NIST Cybersecurity Framework (NIST CSF).
Cyber Security Architect Altamira TechnologiesCyber Security ArchitectHerndon, VirginiaMust have a working knowledge of network security architectures, such as software-defined networking (SDN), secure access service edge (SASE), and API gateways. Demonstrated experience in network security architectures, such as software-defined networking (SDN), secure access service edge (SASE), or API gateways.