p/>Responsibilities include ownership and execution of the engineering review process for software licenses; coordination and maintenance of the Software Architecture Document describing the environment and configuration of program COTS/FOSS; ownership of database architecture for web applications; hands-on database management; and ability to lead and guide others in database update activities. May 12, 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.
May 19, 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. 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.
Connect with us on LinkedIn and Facebook.. Design, 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).
May 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.
As 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.
Washington DC, DC3 days ago
p class="MsoNormal">This position is responsible for maintaining secure and highly available eDiscovery environments, troubleshooting complex application and infrastructure issues, supporting legal hold and compliance initiatives, and partnering with investigative, legal, cybersecurity, and IT stakeholders to ensure operational excellence and data integrity. The ideal candidate will possess extensive experience administering and supporting Relativity and other litigation support platforms, while providing infrastructure, application, and investigative workflow support across the Electronic Discovery Reference Model (EDRM) lifecycle.
Washington DC, DC3 days ago
p class="MsoNormal">The Senior AI Developer serves as the lead technical resource responsible for designing, developing, integrating, and supporting enterprise Artificial Intelligence (AI) and Machine Learning (ML) solutions that enhance business applications, automate processes, and improve operational efficiency. This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Subject Matter Experts (SMEs), Solution Architects, developers, and stakeholders to deliver secure, scalable, and responsible AI solutions that align with business and mission objectives.
Washington DC, DC3 days ago
This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Solution Architects, UX/UI Designers, QA Engineers, and DevSecOps teams to deliver end-to-end solutions across the full software development lifecycle. The Senior Full Stack Developer is responsible for designing, developing, integrating, and supporting secure, scalable, and high-performing enterprise web applications using modern cloud-native technologies.
Along with security platform mastery in more than one platform area (IDS/IPS, firewall/WAF, access and identity, malware defense, threat modeling, exposure management, among others), the Principal Cybersecurity Engineer is formally trained in enterprise IT design and architecture practices. The Principal Cybersecurity Engineer has a demonstrated mastery in multiple security and non-security technology platforms, with the ability to both lead and advise on the overall designs and strategies of both security and non-security technologies.
We are seeking a Solution Architect to join the team and serve as a core member of the Strategy & Architecture team and a key participant in architecture governance partnering with external architects, Cybersecurity, and product/platform teams to ensure designs align to enterprise principles, target states, and portfolio roadmaps. The SA leads end to end architecture and design across applications, data, integration, cloud infrastructure, and security layers, documenting non functional requirements (NFRs), architecture decision records (ADRs), and reusable patterns that make delivery faster and safer.
Washington DC, DC3 days ago
This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Solution Architects, UX/UI Designers, QA Engineers, and DevSecOps teams to deliver end-to-end solutions across the full software development lifecycle. The Senior Full Stack Developer is responsible for designing, developing, integrating, and supporting secure, scalable, and high-performing enterprise web applications using modern cloud-native technologies.
Successful candidates will ensure quality, timely completion of projects, meeting the specified expectations, reducing the risk or errors and customer satisfaction. • As Scrum Master, will provide direction to the development and testing teams members, conduct Agile Ceremonies, oversee work and release management.
TYSONS CORNER, VA1 day ago
p>As a Washington Post Top Workplace award winner for the past THIRTEEN years in a row, the Top Workplaces USA for the past five years, and a recipient of the Companies As Responsive Employers (CARE) Award for the past six years, Dev Technology employees enjoy: - Generous and flexible time-off policy.
In collaboration with the Engineering Lead and incumbent team members, the Senior Systems Engineer willhave the responsibility to plan, design, and build the infrastructure for cloud-based identity and authentication services supporting MFA for web-based applications.
15 years relevant experience with Bachelors in related field; 13 years relevant experience with Masters in related field; 10 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 19 years relevant experience. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
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. 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.
Arlington, VA30+ days ago
Collaborates with stakeholders to define enterprise data strategies, optimize pipelines (ETL/ELT), and incorporate technologies such as cloud platforms (e.g., AWS GovCloud, Azure Government), Big Data tools (e.g., Spark, Hadoop), and relational/NoSQL databases for secure, performant solutions. Applies big-picture thinking to map and align business processes with data requirements, ensuring holistic solutions that address collection from multiple sources, authoritative source identification, data formalization, and linkage through common, scalable architectures.
Springfield, VA30+ days ago
This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class.
Germantown, MD28 days ago
Job Description: Senior Applications Developer/Engineer, highly proficient in leading and independently maintaining, developing, testing and delivering high quality, enterprise-wide solutions. Required Experience: 10 Years+ experience: Designing, developing, testing, and maintaining custom Jira solutions .
Washington, WA30+ days ago
li>Current certifications in any of the following areas: cloud provider (AWS, Azure, GCP) technologies, cloud data technologies (Redshift, BigQuery, Synapse, Fabric, Snowflake, Databricks, etc.), cloud networking and security, data governance, ELT tools and BI/presentation layer tools.
Collect and communicate common themes and questions from customer meetings to inform delivery teams on the evolving services landscape, identifying opportunities to build new and/or evolve existing packaged service offerings.
In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.
You will partner with customers, AWS Sales, and several other AWS teams to craft highly scalable, flexible, and resilient cloud architectures that address Intelligence Community customer business problems and accelerate the adoption of AWS services. We pioneered cloud computing and never stopped innovating - that's why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.
Washington, District of Columbia4 days ago
Noteworthy achievements include initiatives aimed at enhancing human resilience in the food supply chain, leveraging autonomy for streamlined operations, establishing root-of-trust capabilities for high-quality, trusted data, and designing ecosystems and tools for securing and transferring digital value through digital wallets. With a wealth of experience, we specialize in guiding organizations through the implementation of post-quantum security, protocols for autonomy, and artificial intelligence.
We are committed to working with clients to positively disrupt, modernize, and transform their organizations and business processes.
Rockville, MD30+ days ago
strong>Technical Depth: Deep expertise in writing solutions for multiple Cloud (AWS/Azure), Cybersecurity, AI/ML, RPA, Oracle Federal Financials, Microservices, and modern dev stacks (Java, NET, Python). You will be the architect behind winning proposals (RFI/RFP, etc.) and the technical lead for scalable, secure solutions in Cloud Modernization, Cybersecurity, AI/ML, and Enterprise Platforms.
We are seeking an experienced Solutions Architect with strong expertise in Java and AWS to design and deliver secure, scalable enterprise solutions. We provide a wide array of experienced business and IT professionals supporting clients from solution design to implementation and support.
In determining if your employment advances the public interest we may consider:your performance and conductthe needs and interests of the agencywhether your continued employment would advance organizational goals of the agency or the Governmentwhether your continued employment would advance the efficiency of the Federal service.Upon completion of your probationary period your employment will be terminated unless you receive certification in writing that your continued employment advances the public interest.. If youre ready to take your career to the next level-whether youre a proven expert or an ambitious learner-apply today and discover how powerful and rewarding solution architecture can be as you help us build the future of digital government services.
div>Job Description:
Tria Federal (Tria) is seeking a talented Senior Solutions Architect to support a large-scale Department of Veterans Affairs (VA) Office of Information and Technology (OIT) Infrastructure Operations program focused on Application Services supporting mission-critical enterprise applications and operational environments.
The Senior Solutions Architect will develop architecture documentation, engineering designs, operational procedures, implementation strategies, and technical roadmaps while providing technical guidance and mentorship to operational engineering and sustainment teams supporting highly visible enterprise healthcare operational systems.
As a member of the L3Harris team, you will work alongside various cross-functional teams to define requirements, architectures, APIs, serverless frameworks and libraries to ensure the mission critical readiness of programs and Independent Research and Development (IR&D) projects. To help spot these scams, remember that during our formal recruitment process, L3Harris will NOT (1) ask you for money; (2) offer to send you a check before doing any work; (3) require you to provide sensitive personal information early in the process or sensitive information about your previous employer; (4) send you emails from free commercial services (e.g.
Minimum of five years experience (within the last seven years) delivering a network modernization project of similar scope and complexity comparable to contract + DoD 8570 Baseline & CE certifications are required for all positions and may vary slightly depending on the skillset required to perform the role **Desired:** + Two years experience working with commercial internet services providers. Our expertise spans four core technology domains—Network Modernization, Hybrid Cloud, Cybersecurity, and Enterprise IT—empowering our clients with cutting-edge solutions tailored to their evolving needs.
You will partner with customers, AWS Sales and several other AWS teams to craft highly scalable, flexible and resilient cloud architectures that address Intelligence Community customer business problems and accelerate the adoption of AWS services. We pioneered cloud computing and never stopped innovating - that's why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.
You will partner with customers, AWS Sales and several other AWS teams to craft highly scalable, flexible and resilient cloud architectures that address Intelligence Community customer business problems and accelerate the adoption of AWS services. We pioneered cloud computing and never stopped innovating - that's why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.
li>Background in security and governance: prompt injection defense, output filtering, data loss prevention, model risk management, NIST AI RMF, ISO/IEC 42001, and EU AI Act readiness; familiarity with the OWASP LLM Top 10, adversarial ML attack taxonomies (MITRE ATLAS), and red-teaming / evaluation techniques for LLMs; experience translating these frameworks into practical control designs rather than checkbox compliance. Architect sovereign / on-premise AI solutions using stacks such as NVIDIA AI Enterprise (NIM, NeMo, Blueprints), Dell AI Factory, HPE Private Cloud AI, Red Hat OpenShift AI, Run:ai, and open-source model serving (vLLM, TGI, Ollama) - for clients with data residency, regulatory, IP, or air-gapped requirements.
Washington, DC30+ days ago
Performance Optimization: Serve as the primary expert for performance tuning and optimization of all SQL queries, stored procedures, and database configurations, utilizing advanced tools (e.g., SQL Server Profiler) to identify and resolve bottlenecks in high-volume environments. · Database Architecture & Design: Lead the design and implementation of complex, scalable data architectures (relational and potentially NoSQL), including schemas, tables, views, and indexing strategies, ensuring data integrity and consistency.
Washington, DC30+ days ago
Strong, confident communication and relationship-building skills, including leading customer meetings, demos, and value-focused conversations in close partnership with sales and cross-functional teams. The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, innovation, and impact.
div>Tria Federal is seeking a Solutions Architect to support a large-scale Department of Veterans Affairs (VA) Office of Information and Technology (OIT) Infrastructure Operations initiative focused on Application Hosting, Compute & Storage services. The Solutions Architect will provide technical leadership supporting enterprise infrastructure modernization, hybrid cloud transformation, operational resiliency, automation initiatives, virtualization environments, and enterprise operational sustainment.
You will work closely with sales leadership and customers to understand mission requirements, demonstrate technical capabilities, produce Concept of Operations (CONOPS) documents, and architect solutions that align with customer needs. CONOPS Development: Gather requirements from stakeholders and produce comprehensive Concept of Operations documents that clearly articulate proposed solutions, operational workflows, and system architectures.
In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. - Active Certifications: Microsoft Certified: Azure Solutions Architect Expert (AZ-305), AWS Certified Solutions Architect - Professional, CKA/CKAD, CISSP/CCSP, or HashiCorp certifications.
Washington, DC30+ days ago
This role combines architecture, software engineering, and infrastructure expertise, ensuring real-time passenger signage systems are highly available, scalable, and fully integrated with backend data systems. We are seeking a hands-on Solutions Architect with strong full-stack and integration experience to support the design, development, deployment, and ongoing support of Passenger Information Display Systems (PIDS) across station environments.
Arlington, VA30+ days ago
p>The Worldwide Specialist Organization (WWSO) is part of AWS Sales, Marketing, and Global Services (SMGS), which is responsible for driving revenue, adoption, and growth from the largest and fastest growing small- and mid-market accounts to enterprise-level customers including public sector. Amazon Web Services (AWS) is seeking a Senior Worldwide Specialist Solutions Architect focused on HPC to work with our customers, including physics informed machine learning, CAE, Weather and accelerated computing with GPU to craft cloud-based solutions.
In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.
Provide technical leadership & mentoring for a team of developers developing, testing, and deploying software changes and creating supporting documentation. Deep understanding of the Microsoft Ecosystem: including Azure, Azure DevOps, NET, SQL, object-oriented programming, and architectural / design patterns.