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.
Washington DC, DC30+ days ago
Web Development Skills: Proficiency in PHP, MySQL, HTML, CSS, and JavaScript; working knowledge of additional languages and frameworks (.NET, Python, Ruby, Swift, SQL Server). Modern API Frameworks: Strong experience building scalable APIs using Node.js, FastAPI (Python), Bun, or similar modern backend technologies.
With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.
The DevSecOps Architect will support the development and deployment of a new examiner workflow tool designed to replace and enhance a legacy system using AWS GovCloud services. This position requires proactive identification and mitigation of security risks, strong automation capabilities, and the ability to foster collaboration across development, security, and operations teams.
Washington, DC21 days ago
This role serves as the architectural leader for a large-scale system modernization effort for one of our Federal Civilian customers and will involve guiding the effort to develop, maintain, and implement a future-state solution architecture and roadmap to meet customer mission and operational objectives and needs. * While an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations.
li>4+ years’ experience engineering and troubleshooting networks, including extensive routing and switching experience such as one or more of the following: MPLS, VPNs, routing protocols i.e. BGP, OSPF, IS-IS, switching protocols i.e. Spanning Tree Protocol, VLANs, LLDP, VoIP, Multicast protocols and emerging network technologies. May 5, 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.
Washington, DC28 days ago
Experience working with large-scale data systems, including distributed computing, scalable data processing, data storage architecture, and optimization of high-volume data workloads. Advanced working knowledge of SQL and experience working with relational database platforms (including PostgreSQL, Microsoft SQL Server, and MySQL).
Burtonsville, MD6 days ago
div>An exciting opportunity is available for a Senior Landscape Architect & Land Planner in Burtonsville, MD with a reputable firm known for creating practical, functional, and innovative land planning, engineering, surveying, and landscape architecture solutions.
SENIOR LANDSCAPE ARCHITECT & LAND PLANNER | LAND PLANNER | LANDSCAPE ARCHITECT | URBAN DESIGN | AUTOCAD | CIVIL 3D | BLUEBEAM | SKETCHUP | GIS | ENTITLEMENTS | ZONING | LAND DEVELOPMENT.
March 30, 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.
Bachelor’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.
April 17, 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.
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. 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.
p>CPA 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.
Washington DC, DC4 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.
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.
Silver Spring, MD1 day ago
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 14, 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. This position requires deep technical expertise in firewall and network security engineering, strong leadership capabilities, and the ability to collaborate effectively with NASA senior leadership, program management, cybersecurity leads, and cross-functional engineering teams.
p>(Group Profile/Link to Group page) - https://www.leidos.com/capabilities/digital-modernization. Proven 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.
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.
li>Strong verbal presentation skills for C-level briefings, demos at trade shows, and customer training sessions (English fluency required; a second language (e.g., French, German) is a plus). Rohde & Schwarz is a global technology company with approximately 14,000 employees and three divisions: Test & Measurement, Technology Systems and Networks & Cybersecurity.
p style="padding:0px;vertical-align:baseline;background-color:transparent;text-align:left">The Lead Systems Architect will provide technical and management leadership across major system and technology initiatives, helping drive modernization efforts involving cloud-native platforms, DevSecOps, data-centric architectures, and scalable application modernization strategies. About this position:iWorks is seeking a Lead Systems Architect to support the Decennial Transformation and Application Modernization (DTAM) project for the U.S. Census Bureau.
Washington, Washington, DC12 days ago
p style="margin-top:0pt;margin-bottom:0pt">Named one of theBest Places to Workin the Washington DC area for 12 consecutive years, Valiant is proud of our employee-centric culture and commitment to excellence. To ensure that employee performance does not suffer in a remote work environment, all employees who telecommute are expected to have a quiet and distraction-free workspace with adequate internet, dedicate their full attention and availability to their job duties during working hours, and maintain a schedule during core business hours that align with those of their coworkers and Valiant's clients.
div>Education and Experience RequirementsCandidates must meet the following minimum education and relevant experience combinations by level:
Entry Level:. We're seeking a skilled SME Data services / Systems Architect to support critical government and intelligence initiatives by managing data backup and restore procedures, storage resource planning, service level compliance, and continuous improvement of data management services.
Aberdeen Proving Ground, MD30+ days ago
Shall provide input into the development of classified and unclassified PM PNT and COE objectives, requirements analysis, strategies, schedules, documentation, business case analysis, acquisition planning, policy implementation, and achievement of milestone objectives in support of milestone decisions, COE version updates, and PNT and Army enterprise PNT architecture development. The PM PNT provides administrative, business management, programmatic contracting, information technology (IT), program management, engineering, logistics, test and evaluation (T&E), training, operations, security, technology protection, foreign military sales, and acquisition and strategic planning services to the Army director PNT systems.
Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events at.
Total Rewards at GDIT:.
Annapolis Junction, MD30+ days ago
p>We are seeking a highly skilled Systems Architect with deep expertise in Global Command and Control System (GCCS) and Joint Planning and Execution Services (JPES) to support mission-critical Department of Defense (DoD) command and control (C2) environments. This role will lead the design, integration, and evolution of distributed, secure, and data-driven architectures supporting joint warfighting capabilities across strategic, operational, and tactical domains.
p>Youll define the metrics framework (Extending the KEI framework or replacing it altogether), instrument the measurement infrastructure using Confluence and Glean analytics, and create dashboards that make content health visible to the teams that own it, and highlight the system improvements thatll advance artifact legibility forward. Youll design and run that enablement program alongside the rest of the RISE team: self-serve tooling, space governance for Confluence, team-level KPI views, and the cultural change management that makes ownership stick.
li>Experience: 5+ years in establishing system information requirements, designing architecture - including software, hardware and communications - to support total requirements and provide for present and future cross-functional requirements and interfaces, evaluating problems of workflows and organization, and developing appropriate corrective actions. As a Systems Architect, you will collaborate closely with customers to design, implement, and maintain scalable system architectures that meet operational requirements, ensure compliance, and support future cross-functional capabilities.
p>Skills and attributes for success:
Responsibilities- Support a specialized enterprise architecture team in designing, developing, and evaluating proof-of-concept (PoC) solutions that enhance enterprise architecture artifacts, automation, and business process models.
- Produce and deliver high-quality documentation, briefings, and analytical products using Microsoft Office applications to support the USTRANSCOM Enterprise Architecture team.
The NIAID NEAT Systems Architect serves as the Technical Lead and provides custom development services in support of core task Enterprise Product Management and responds to a wide range of projects and special needs related support for NIAID's mission. ECS is seeking an experienced Systems Architect to work remotely providing custom development services for the work performed under this contract for NIH NIAID Enabling and Advancing Technologies (NEAT).
Annapolis Junction, MD30+ days ago
There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. Leading cross-functional teams in executing complex, large-scale system migrations and providing clear stakeholder communication to senior management regarding architectural design and security risks.
Fort Meade, Maryland30+ days ago
div>Clearance: Must have an active TS with ability to obtain SCI
Education: Bachelor’s degree in Engineering, Computer Science, or similar technical field
Years of experience: 5+ years relevant experience
Establishing system information requirements
. Supporting the change process, reviewing Engineering Change Requests (ECR), Operational Certification Packages (OCP), and other associated artifacts so that only approved and validated changes are incorporated into product documents and related software.
Fort Meade, Maryland30+ days ago
The architect ensures cybersecurity, data governance, and user interaction requirements are embedded from the outset, enabling rapid IOC execution while positioning the capability for efficient authorization, scaling, and operationalization in the subsequent option year. Responsibilities: The System Architect designs the end-to-end technical architecture for an autonomous pentesting and data collection capability supporting rapid cyber terrain assessment and AI training objectives.
p>The ideal candidate brings deep experience from a leading RAN vendor, a strong understanding of baseband design and scheduling pipelines, and the ability to bridge engineering realities with customer expectations in a fast-moving, non-traditional deployment environment. Manage customer and partner expectations by translating complex system constraints and development timelines into clear, honest, and actionable communications; serve as the primary technical point of contact for feature-related inquiries from operators, partners, and key stakeholders.
table style="margin:0px;padding:0px;border-collapse:collapse;width:auto;color:#000000;font-family:'roboto' , 'helvetica neue' , 'helvetica' , 'arial' , sans-serif;font-size:12px;font-weight:400;border:none">- Flexible Approved Time Off.
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- Work From Home Anywhere in the US.
li>Knowledge of Systems Modeling Language (SysML), DoD Architecture Framework (DoDAF), Unified Architecture Framework (UAF), Zero Trust principles, and cybersecurity frameworks. - Experience designing, implementing, and maintaining software messaging bus systems using protocols and frameworks such as Java Message Service (JMS), Zenoh, MQTT, gRPC, or Protocol Buffers (ProtoBuf).
Bethesda, Maryland30+ days ago p/>We value self-initiated team members who strive to produce high quality work through collaboration with team members and customers while making a difference through individual contributions to ensure project success for our team and our customers. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. p>• Bachelors degree in Systems Engineering, Mechanical Engineering, Electrical Engineering, or a related field • Proven experience in a leadership role of a technical team • Experience managing development projects • Minimum of 7 years of industry experience • Strong understanding of systems design, systems engineering principles, methodologies, and tools • Excellent project management skills with a track record of successfully delivering complex projects • Exceptional communication and interpersonal skills with proven experience working with peer organizations • Ability to work effectively in a fast-paced, dynamic environment • Strong problem-solving skills and attention to detail • Experience working in cross-functional teams • A self-managed individual who is a team player with leadership qualities • Attends trainings or self-trains to continuously improve skillsets • Able to travel up to 20 work weekends, holidays, and overtime when required. Manage the work • Provide guidance and technical expertise during the development process • Coordinate and oversee the engineering efforts of a cross-functional, multi-disciplinary team • Facilitate design reviews, ensure subsystem compliance, and approve designs • Lead and track decision-making efforts • Coordinate verification and validation of components, subsystems, and systems • Oversee the integration and testing of system components and subsystems. p>The ideal candidate brings deep experience from a leading RAN vendor, a strong understanding of baseband design and scheduling pipelines, and the ability to bridge engineering realities with customer expectations in a fast-moving, non-traditional deployment environment. Manage customer and partner expectations by translating complex system constraints and development timelines into clear, honest, and actionable communications; serve as the primary technical point of contact for feature-related inquiries from operators, partners, and key stakeholders. p>We are seeking a Weapon Control System Architect to join a dedicated, cross-disciplinary team that analyzes operational data from deployed weapon systems while engineering system security, digital failure mode detection, and recovery capabilities for both current and future systems. Our team includes former weapon system operators, computer scientists, engineers, and weapon system Subject Matters Experts (SMEs) who apply various perspectives to engineer and architect resilient mitigation strategies. p>As an IT Lead System Architect for CGS, you will lead multiple teams consisting of developers, subject matter experts, and stakeholders to convert the business requirements, process workflows, and use cases into a fully functional application. For the past seven years, weve been growing our government-contracting portfolio, and along the way, weve created valuable partnerships by demonstrating a commitment to honesty, professionalism, and quality work. Annapolis Junction, Maryland8 days ago Working with the Department of Defense, Department of Homeland Security, the Intelligence Community, state and local governments, and commercial clients, Kenjya-Trusant provides cyber protection, information technology, engineering, construction management and acquisition support services. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. p>The Space Weather Ground Services (SWGS) is responsible for comprehensive ground services for all SWX projects, ensuring successful implementation and operation of observing assets and ensuring the continuity of space weather measurements made by SWFO-L1 and the GOES-R series satellites. Peraton is seeking a Senior Systems Architect to join the Architecture team and provide Subject Matter Expert (SME) level design, engineering and implementation support for the entire SWO-MOS program working directly with the Chief Systems Architect. p>Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. We value self-initiated team members who strive to produce high quality work through collaboration with team members and customers while making a difference through individual contributions to ensure project success for our team and our customers. Windsor Mill, Maryland12 days ago p style="margin:0px">The Defense Mission and Health Solutions team, Benefits, Claims & Integrity Solutions Operating Unit seeks a Lead System Architect to support our Health and Human Services (HHS) and Centers for Medicare and Medicaid Services (CMS) customer delivery and be part of the leadership for CMS Consumer Information and Insurance Oversight (CCIIO) initiatives. - Partner with program leadership, engineering teams, and the IT Director to translate mission needs into scalable, secure, and resilient solutions.
Task 4 - Enterprise Operations Support - provides 24/7/365 network monitoring, control, and management from the RCC-ARNG Network Operations Center (NOC) over classified and unclassified networks, delivering DoDIN services including data, voice, and video across the ARNG's distributed enterprise infrastructure. The program supports more than 120,000 users and 141,000 endpoints across approximately 2,800 sites spanning 54 states and territories, enabling Title 10 and Title 32 missions, domestic emergency response operations, mobilization readiness, and classified SIPRNet operations. p>The Defense Mission and Health Solutions team, Benefits, Claims & Integrity Solutions Operating Unit seeks a Lead System Architect to support our Health and Human Services (HHS) and Centers for Medicare and Medicaid Services (CMS) customer delivery and be part of the leadership for CMS Consumer Information and Insurance Oversight (CCIIO) initiatives. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. rockville, MD30+ days ago Minimum Qualifications: Bachelor's degree At least 2-4 years of experience and with systems design and architecture Clearance: Public Trust Citizenship: US Citizen by birth or naturalization Pay and Benefits The salary range for this position is $161,000 - $170,000 annually. As experts in healthcare IT experts, Apex is committed to building systems for healthcare organizations to seamlessly communicate and exchange data across different systems and devices. li>Capability & Data Analysis: Support current-state and future-state capability mapping, analyze enterprise data flows and integration points, and identify technical gaps, inconsistencies, and improvement opportunities related to data collection, storage, processing, and presentation. - Technical Expertise: At least 8 years of experience in systems engineering, enterprise architecture, or software engineering with a demonstrated track record of developing and implementing complex technical solutions within DoW or enterprise environments.
Odenton, Maryland6 days ago March 12, 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. Experience: 5+ years in establishing system information requirements, designing architecture – including software, hardware and communications – to support total requirements and provide for present and future cross-functional requirements and interfaces, evaluating problems of workflows and organization, and developing appropriate corrective actions.
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