Senior Cybersecurity Engineer CACISenior Cybersecurity EngineerSpringfield, VirginiaA deep expertise in one of the following areas and working knowledge of one or more of the other following: Network Detection and Response (Vectra, Extrahop, Corelight etc), Endpoint Detection and Response (Carbon Black, CrowdStrike Falcon, Microsoft Defender), Next-Generation Firewalls (Palo Alto, Juniper, Cisco), Intrusion Detection/Prevention Systems (Cisco Firepower), F5 platforms, email/web security gateways (Proofpoint, Cisco). Our team of talented Network and Cybersecurity professionals help design, develop, procure, implement, operate/sustain, and enhance NGA networks and cybersecurity posture in support of national security.
Cybersecurity Implementation Engineer Abile Group, Inc.Cybersecurity Implementation EngineerSpringfield, VirginiaWith significant experience serving the Federal Government, we remain dedicated to our employees and clients and seek high‑performing professionals who excel at providing guidance, developing solutions, and delivering implementation support that blends industry best practices with client expertise and Abile’s broad technical capabilities. Abile Group, founded in July 2004 to support the Intelligence Community and its contractors across Enterprise Analytics, IT & Systems Engineering, and Program & Project Management, merged with Valiant Solutions in January 2026 - an established provider of cybersecurity technologies and services for Federal Agencies since 2005.
Information System Security Engineer (Isse) TLA-LLCInformation System Security Engineer (Isse)McLean, VAExperience: A minimum of 5-8 years of experience in information security engineering, system administration, and/or cybersecurity, with hands-on experience in implementing security controls and supporting authorization processes. · Collaboration and Guidance: Serve as a subject matter expert, providing guidance to development, engineering, and program teams on secure design, development, and secure coding techniques.
CNO Software Engineer General Dynamics Information TechnologyCNO Software EngineerAnnapolis JunctionAt the heart of Praxis Engineering are talented and motivated engineering teams empowered to create cutting edge technologies and systems to solve the nation’s most difficult Computer Network Operations challenges. Bachelor’s degree in computer science or related discipline from an accredited college or university is required, and fourteen (14) years of experience as a Software Engineer, in programs and projects of similar scope, type, and complexity is required.
Information System Security Engineer (ISSE) TLA-LLCInformation System Security Engineer (ISSE)McLean, VAExperience: A minimum of 5-8 years of experience in information security engineering, system administration, and/or cybersecurity, with hands-on experience in implementing security controls and supporting authorization processes. · Collaboration and Guidance: Serve as a subject matter expert, providing guidance to development, engineering, and program teams on secure design, development, and secure coding techniques.
Exercise Execution Systems Engineer LV8D SolutionsExercise Execution Systems EngineerChantilly, VALV8D Solutions is an elite Systems Engineering and Technical Advisory (SETA) company that delivers advanced systems engineering, integration, acquisition, mission operations, network communications, and cybersecurity support to our defense and intelligence customers. LV8D Solutions is seeking an Exercise Execution Systems Engineer to lead the development of exercise concepts, test objectives, execution plans, and performance assessments while collaborating across the Department of War (DoW), Intelligence Community (IC), and international partner organizations.
Principal Cloud Engineer ManTechPrincipal Cloud EngineerChantilly, VAThe Principal Cloud Engineer will leverage their strong technical background and knowledge to design, implement, and manage secure cloud infrastructures in support of mission-critical operations, with a strong focus on security monitoring and threat detection. + Supporting AWS, Azure, Oracle, and GCP cloud services and infrastructure using Infrastructure as Code (IaC) tools such as Terraform or ARM templates.
Systems Engineer - VERSA Surge Support Emergent TechnologiesSystems Engineer - VERSA Surge SupportReston, VirginiaThe selected candidate will play a critical role in replicating an existing system infrastructure onto new hardware in a live network environment, followed by a seamless migration to establish the new production system. With our comprehensive technological solutions, we aim to share our expertise to help these entities develop a strategic plan, ensure a seamless implementation process, and produce accurate and efficient results.
Graphic Processing Unit (GPU) Engineer - TS/SCI VMD CorpGraphic Processing Unit (GPU) Engineer - TS/SCIBethesda, MDCUDA (Compute Unified Device Architecture) /OpenCL (Open Computing Language) Programming: Develop and optimize applications using CUDA or OpenCL, harnessing the full potential of GPU hardware for parallel processing, high-performance computing, and machine learning on Linux platforms. Graphics Processing Unit (GPU) Engineer – TS/SCI Xcelerate Solutions is looking for a highly skilled Graphics Processing Unit (GPU) Engineer with a deep understanding of operating systems, hardware, and extensive knowledge of the GPU industry, particularly in the context of Linux-based systems.
Systems Engineer III Akima, LLCSystems Engineer IIIAlexandria, Virginia$190,000–$200,000 / yearDemonstrate minimum of 5 years of experience in implementing and maintaining patch versions and Department of Defense (DoD) Security Technical Implementation Guides (STIG) levels on all network servers and workstations. Monitor and maintain McAfee's Host-Based Security System (HBSS), ensuring virus definitions, patch versions, and Department of Defense (DoD) Security Technical Implementation Guides (STIG) compliance on all network servers and workstations.
NOC Engineer LeidosNOC EngineerChantilly, VirginiaAugust 14, 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. Real-Time Monitoring: Watch over network performance, server health, bandwidth utilization, and core infrastructure via enterprise monitoring tools, such as SolarWinds and Splunk.
Infrastructure Engineer NorthstratInfrastructure EngineerSterling, VAPay 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. Northstrat is seeking a highly skilled Infrastructure Engineer to orchestrate and execute over the air (OTA) software deployments to globally fielded systems in a potentially degraded, disconnected, intermittent, and limited (DDIL) connectivity environment.
Virtualization Engineer Nomad SolutionsVirtualization EngineerGainesville, VirginiaThe Virtualization Engineer designs, develops and implements integrated software and hardware solutions in virtualized enterprise and consumer systems. Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for virtual systems.
IT Systems Engineer 3 - Tysons, VA M.C. Dean, IncIT Systems Engineer 3 - Tysons, VATysons , Virginia$104,240–$156,360 / yearFull timePerform systems engineering assessments (upgrades, system improvements, lifecycle refreshes, migrations, new deployments), develop conceptual design solutions, and create implementation work breakdown structures to drive planning and estimating. Support research, prototyping, and development of integrated system capability by working closely with industry partners and OEMs to implement the latest and best-in-bread capabilities to meet customer emerging needs.
Radiant Logic Engineer - Ts/Sci With CI Poly ENS Solutions, LLCRadiant Logic Engineer - Ts/Sci With CI PolyMcLean, VASince 2014, ENS Solutions has been a trusted partner for the Department of Defense (DoD) and Intelligence Community (IC), providing innovative solutions in the core competency areas of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, Systems Engineering, Program/Project Management and IT support. As a Systems Engineer supporting the Government, you will be trusted with supporting an enterprise - wide Identity, Credential, and Access Management (ICAM) implementation effort, as well as Identity Access Management (IAM) solutions and systems to facilitate User Life-Cycle Management.
Cloud Security Engineer - Active TS/SCI ENS Solutions, LLCCloud Security Engineer - 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.
Radiant Logic Engineer - TS/SCI with CI POLY ENS Solutions, LLCRadiant Logic Engineer - TS/SCI with CI POLYReston, VASince 2014, ENS Solutions has been a trusted partner for the Department of Defense (DoD) and Intelligence Community (IC), providing innovative solutions in the core competency areas of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, Systems Engineering, Program/Project Management and IT support. As a Systems Engineer supporting the Government, you will be trusted with supporting an enterprise - wide Identity, Credential, and Access Management (ICAM) implementation effort, as well as Identity Access Management (IAM) solutions and systems to facilitate User Life-Cycle Management.
Lead Security Engineer ArdentLead Security EngineerRockville, MDOur teams support the federal government’s most critical national security and defense priorities, helping protect the nation, strengthen resilience, and advance the technologies and capabilities that keep America secure. Ardent is seeking a Lead Security Engineer to provide technical leadership in designing, implementing, and maintaining secure systems across enterprise environments.
Senior Cloud Developer/Engineer CACISenior Cloud Developer/EngineerChantilly, VirginiaPay 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. As a Senior Cloud Developer/Engineer, you’ll work across AWS, Azure, Oracle, and GCP to build and sustain modern cloud solutions that strengthen security monitoring, threat detection, and enterprise‑wide resilience.
Senior Cloud Engineer (AWS, Azure, Oracle and GCP cloud services) CACISenior Cloud Engineer (AWS, Azure, Oracle and GCP cloud services)Chantilly, Virginia$120,800–$265,800 / yearJob Title: Senior Cloud Engineer (AWS, Azure, Oracle and GCP cloud services)Job Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local* * * Join a mission‑driven team where your cloud expertise directly strengthens secure, scalable, and innovative enterprise environments. 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.