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.
Architect - VCF Design & Architecture Lead Calibre SystemsArchitect - VCF Design & Architecture LeadAlexandria, VACALIBRE Systems, inc., an employee owned mission focused solutions and digital transformation company, is looking to fill multiple opportunities within the Washington, DC metro area. This role leads end-to-end architecture from discovery through design and governance while acting as a trusted advisor in complex, mission-critical environments.
NewLead Systems Engineering L3Harris TechnologiesLead Systems EngineeringMillersville, MD$127,500–$236,500 / yearExpertise in analyzing acoustic system design and performance, including ocean signal propagation and noise properties, sensor transduction, front-end signal conditioning, phased array design and performance, short- and long-haul telemetry, sonar and communications signal processing, and operator interfaces and data display. Experience planning at-sea activities, including defining sea test objectives and metrics, specifying acoustic sources and receivers, specifying at-sea recording and analysis for quality assurance, defining participant roles and responsibilities, defining platform capabilities, and managing data collection, analysis, and reporting.
NewSenior Associate - Software Architect CredenceSenior Associate - Software ArchitectMcLean, VAUnlike a traditional software architect or software development role, this position is focused on technical strategy, enterprise advisory services, business process transformation, and identifying innovative technology solutions that improve mission outcomes. As the Senior Software Architect, you will serve as a trusted technical advisor responsible for helping government leadership identify, evaluate, and implement technologies that modernize business processes across the DLA enterprise.
NewPrincipal Solution Architect - Healthcare System OnePrincipal Solution Architect - HealthcareReston, VA$98.48 / hourAbility to deliver high level design use cases demonstrating clear conceptual architecture, simple, logical explanation of data movement, rationale behind integration choices, and distinction between solution architecture vs. Candidates must be able to deliver high level use cases, demonstrating how they would design an architectural approach for a business scenario — explaining conceptual data flows (“move data from here to here and why”) and high level integration choices.
Oracle Integrated Cloud (OIC) Architect & Subject Matter Expert (SME) CredenceOracle Integrated Cloud (OIC) Architect & Subject Matter Expert (SME)McLean, VA$150,000–$180,000Credence has an upcoming need for an Oracle Integrated Cloud (OIC) Architect and Subject Matter Expert (SME) to join our team supporting architecting, implementing and leading the team to implement Enterprise Data Management Products, including PowerCenter. This position will work closely with cross-functional teams to provide strategic direction, technical expertise, and ensure the solution meets the specific needs of the government.
NewM&T AI Solutions Architect CYNET SYSTEMSM&T AI Solutions ArchitectReston, VA$67–$87 / hourTemporaryContractorPart timeWe deliver agile, scalable talent solutions across IT, engineering, life sciences, clinical, and professional staffing, powered by a high-performing recruitment engine operating across North America and Asia. As a nationally and locally certified Minority Business Enterprise (MBE), Cynet Systems is committed to helping organizations build high-performing teams while empowering professionals to grow rewarding careers.
NewSenior Salesforce Technical Architect GuidehouseSenior Salesforce Technical ArchitectWashington, DC$149,000–$248,000 / yearDesign end-to-end technical architectures across Salesforce products, including Salesforce Platform, Service Cloud, Experience Cloud, Public Sector Solutions (PSS), OmniStudio, and custom applications. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs.
NewSenior Cloud Security Architect PlanIT GroupSenior Cloud Security ArchitectReston, VAAI-Native Security Strategy: Architect specialized security frameworks for AI/ML pipelines, focusing on data privacy for training sets, model integrity, and securing LLM-integrated applications against emerging attack vectors. • Threat Modeling & Resilience: Conduct deep-dive threat modeling for complex cloud-native systems, simulating advanced persistent threats (APTs) and "blast radius" scenarios to strengthen system resilience.
NewSr. Systems Engineer (Platform Engineer) System OneSr. Systems Engineer (Platform Engineer)Washington, DCWe're seeking a talented Platform Engineer to help architect, deploy, and manage our on-premises Virtual Cloud (VMware) platforms, our AWS Cloud platforms while supporting emerging AI capabilities, modern containerized workloads, and enterprise virtualization environments. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
NewSenior ServiceNow Architect System OneSenior ServiceNow ArchitectBaltimore, MD$55–$65 / hourMinimum of five (5) years of experience creating, configuring, and administering Jira projects, including workflows, issue types, custom fields, dashboards, permissions, and integrations with ServiceNow to support cross-platform collaboration. Support Jira development and administration activities, including workflow configuration, custom fields, issue types, dashboards, and integrations with ServiceNow to enable seamless collaboration and tracking across platforms.
Senior Model Based Systems Engineer LeidosSenior Model Based Systems EngineerAlexandria, VA$107,900–$195,050Bachelor’s degree in engineering or related field with 8+ years of prior relevant experience or a master’s degree with 6+ years of experience in one of these areas: systems engineering, software engineering, test engineering or related field. Your role will directly support our diverse portfolio of programs through a combination of requirements and design architecture analysis; MBSE Model development; mentoring junior engineers and assisting technical leadership develop briefing material.
Senior Systems Engineer LeidosSenior Systems EngineerBuckeystown, MD$131,300–$237,350As the Senior System Engineer, you will perform and manage the full spectrum of systems engineering tasks to include requirements analysis, feature, system and interface design, system integration, system testing, as well as working with the SE team in support of Model Based Systems Engineering (MBSE) and all associated documentation. As a senior member of the team, you bring deep expertise in Systems Engineering (SE) and will work closely with Systems Engineers, Software Engineers, Architects as well as Government counterparts on the following key tasks:
Lead Systems Engineer LeidosLead Systems EngineerWashington, DC$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.
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.
ServiceNow Architect Capgemini Government Solutions LLCServiceNow ArchitectMcLean, VAThe disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.
NewSenior IT Manager (Enterprise Data Architect & Integration Lead) (cpa firm) - Hybrid CPA firmSenior IT Manager (Enterprise Data Architect & Integration Lead) (cpa firm) - HybridBethesda, MD$175,000–$225,000 / yearFull timeCPA firm seeking an experienced Senior IT Manager (Enterprise Data Architect & Integration Lead) to own and drive our organization’s data architecture strategy while leading development and integration practices. This role combines hands-on architecture with team leadership, serving as a key bridge between data strategy, application development, and enterprise 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.
NewServiceNow Architect The DNA groupServiceNow ArchitectWashington, DCYou will collaborate with stakeholders to translate business requirements into scalable technical architectures while ensuring alignment with ITSM, ITAM, and change management needs across the organization. The DNA Group maintains a drug free workplace and conducts pre-employment drug-testing, where applicable, in accordance with federal, state, and local laws.