MOSA System Integration Lead / Architect System OneMOSA System Integration Lead / ArchitectBaltimore, MDThe advisor will help translate emerging MOSA policy into implementable guidance, governance, and practice; diagnose and address the organizational, technical, contractual, and cultural barriers to adoption; and drive genuine buy-in across a community where "MOSA" means many things to many people. The right candidate understands why MOSA succeeds or fails in practice and the gap between well-intentioned policy and real acquisition behavior and can operate credibly with senior leaders, program managers, engineers, contracting professions, and Industry.
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.
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.
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).
Sr Principal Architect - Architecture Practice - Remote (Washington, DC, US, 20001) AmtrakSr Principal Architect - Architecture Practice - Remote (Washington, DC, US, 20001)Washington, DCRemote$149,400–$193,644 / hourOur values of ‘Do the Right Thing, Excel Together and Put Customers First’ are at the heart of what matters most to us, and our Core Capabilities, ‘Building Trust, Accountability, Effective Communication, Customer Focus, and Proactive Safety & Security’ are what every employee needs to know and do to be most impactful at Amtrak. Strong expertise in architectural practices: Architectural Decision Records, Build vs Buy analysis, Business Capability Maps, Value-Stream Analysis, Solution Architecture work products, Architecture Governance.
Senior Cyber Infrastructure Engineer & Architect (Security Platforms SME) Virginia Tech Applied Research CorporationSenior Cyber Infrastructure Engineer & Architect (Security Platforms SME)Arlington, VA$200,000–$275,000 / yearVT-ARC is seeking a Senior Cyber Infrastructure Engineer & Architect (Security Platforms SME) to support cybersecurity platform engineering, security infrastructure modernization, automation, and operationalization for mission-critical enterprise communications, network modernization, and secure infrastructure programs within TS/SCI environments. The selected candidate will help architect, deploy, integrate, and sustain security operations platforms such as SIEM, EDR/XDR, enterprise vulnerability scanning, security telemetry pipelines, log collection infrastructure, compliance and configuration monitoring, and API-driven security workflows.
NewDatabase Architect Amatriot Group, LLCDatabase ArchitectWoodlawn, MD$134,000–$175,000 / yearThe Database Architect will architect, implement, manage, and optimize scalable, high-performance, and secure database solutions using AWS database and data processing services and Snowflake. Ability to architect scalable, high-performance, and secure database solutions, including query optimization, indexing, caching, and performance tuning using AWS tools.
Cloud Architect Artech LLCCloud ArchitectLinthicum, MD$80–$85 / hourThe Cloud Architect would work with other Cloud Engineers and Cloud Security personnel to properly define the cloud infrastructure, networking, and deployment of agency systems. They are needed to manage the architecture of an organization’s cloud environment to ensure the scalability, agility, optimization, security, integration, compliance, and interoperability of cloud deployed capabilities.
GIS Lead Architect - Active (TS/SCI with CI Poly) VibrintGIS Lead Architect - Active (TS/SCI with CI Poly)Springfield, VAFull timeAs the senior technical authority, the Lead Architect collaborates with the Program Manager (PM), agency stakeholders, National System and Allied System Geospatial-Intelligence (NSG/ASG) partners, and the Government Program Management Office (GPMO), as well aske y industry partners to ensure the architecture supports diverse mission sets and emerging geospatial requirements. Qualifications: Enterprise-Level GIS Architecture Expertise: Demonstrated experience designing and governing large-scale, mission-critical GIS architectures across cloud, hybrid, and on-prem environments, including mastery of Esri enterprise systems, geospatial data models, and API integration patterns.
SharePoint Architect SG2 RecruitingSharePoint ArchitectArlington, VACollaborating with Knowledge Management Analysts, cybersecurity personnel, enterprise architects, technical teams, and military leadership to align solutions with mission and security requirements. This is an opportunity to join a growing team and serve as the technical lead for enterprise SharePoint and Microsoft Power Platform solutions supporting a federal Department of Defense agency.
Solution Architect Enterprise Data & Full Stack Architecture PeopleNTech LLCSolution Architect Enterprise Data & Full Stack ArchitectureAlexandria, VA$75–$80 / hourThe role will drive end-to-end architecture across enterprise data, knowledge graphs, semantic layers, and cloud-native full stack solutions, ensuring scalability, governance, and regulatory compliance. Strong in microservices, APIs, and event-driven architectures (Kafka or similar) .
Senior Technology Solutions Architect ZantechSenior Technology Solutions ArchitectArlington, VAThe Senior Technology Solutions Architect serves as the lead for technology modernization and innovation efforts, ensuring the organization remains at the forefront of cybersecurity technology and operates with maximum efficiency and effectiveness. This position is responsible for designing, developing, and maintaining the digital infrastructure while integrating advanced technologies including artificial intelligence, data visualization tools, and collaboration platforms.
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.
Application or Solutions Architecture/ Integration Architect PeopleNTech LLCApplication or Solutions Architecture/ Integration ArchitectAlexandria, VA$120,000–$125,000 / yearIntegration patterns, component-based design) , Front end technologies (Angular/React, single page applications), data integration, security integration, and infrastructure with a broad technical knowledge on integration and messaging technologies including batch, synchronous, asynchronous technologies . Microservices, REST/SOAP, Cloud Native applications, Event-Driven Architecture, Orchestration/Cryptography, Data Pipelines), modern technology platforms (e.g.
Cloud Architect Amatriot Group, LLCCloud ArchitectLinthicum Heights, MD$100,000–$170,000 / yearThe Cloud Architect manages the architecture of an organization’s cloud environment to ensure the scalability, agility, optimization, security, integration, compliance, and interoperability of cloud-deployed capabilities. The Cloud Architect works with Cloud Engineers and Cloud Security personnel to define cloud infrastructure, networking, and deployment approaches for agency systems.
Senior Systems Infrastructure Engineer & Architect (Enterprise Mission Systems SME) Virginia Tech Applied Research CorporationSenior Systems Infrastructure Engineer & Architect (Enterprise Mission Systems SME)Arlington, VA$200,000–$275,000 / yearVT-ARC is seeking a Senior Systems Infrastructure Engineer & Architect (Enterprise Mission Systems SME) to support enterprise systems engineering, secure infrastructure modernization, classified enclave implementation, and operational transition for mission-critical enterprise communications, network modernization, and cyber programs within TS/SCI environments. The selected candidate will design, implement, and sustain secure enterprise systems capabilities across Windows, Linux, virtualization, directory services, DNS/DHCP/NTP, PKI/certificates, storage, backup and recovery, monitoring, patching, configuration management, and automation.
Database & Cloud Architect (Azure, ArcGIS Enterprise & SQL Server) Essnova Solutions, Inc.Database & Cloud Architect (Azure, ArcGIS Enterprise & SQL Server)Sterling, VARemoteThe ideal candidate possesses expertise in enterprise geodatabases, database optimization, schema management, ArcGIS service publishing, Azure cloud architecture, and troubleshooting complex GIS environments supporting mission-critical federal programs. This role combines enterprise database administration with cloud-hosted GIS infrastructure engineering, supporting Microsoft SQL Server environments, ArcGIS Enterprise deployments, Azure cloud services, and federal security compliance requirements.
Data Architect (Cleared) Blue Sky Innovative SolutionsData Architect (Cleared)Washington, DCBlue Sky Innovative Solutions (Blue Sky) assists its federal, state and local, and commercial clients with solving their toughest challenges in the areas of IT Infrastructure Support and Engineering; Application Development and Maintenance; Program and Project Management; and Management Consulting. The ideal candidate will have strong experience in database architecture, hybrid data platforms, and supporting mission-driven analytics for complex organizations.