Junior Mechanical Engineer - TS/SCI Polygraph Required LeidosJunior Mechanical Engineer - TS/SCI Polygraph RequiredReston, VirginiaMEP Systems Knowledge: Understanding of Mechanical, Electrical, and Plumbing (MEP) system design, integration, and operational functionality within complex industrial or military facilities, including specialized containment systems, filtration systems, and backup power infrastructure. Two or more years of field experience working with industrial HVAC systems, including air-cooled and water-cooled chillers, condensers, cooling towers, air handlers, heat exchangers, boilers, and related equipment.
Principal Mechanical Engineer SME - TS/SCI Polygraph Required LeidosPrincipal Mechanical Engineer SME - TS/SCI Polygraph RequiredReston, VirginiaMEP Systems Expertise: Strong multidisciplinary understanding of Mechanical, Electrical, and Plumbing (MEP) system design, integration, and operational functionality within complex industrial or military facilities, including specialized containment systems, filtration systems, and backup power infrastructure. The successful candidate will leverage extensive engineering expertise to analyze facility designs, spatial layouts, operational workflows, and supporting infrastructure to determine functional capabilities and mission relevance.
Software Engineer, Platform Engineering HelsingSoftware Engineer, Platform EngineeringWashingtonYou will design and operate cloud infrastructure, deploy and maintain shared services like GitLab, Artifactory, and CI/CD pipelines, and build internal tooling that accelerates software delivery across the organization. You will also enable product teams with their own isolated environments — provisioning cloud accounts, standing up EKS clusters, databases, and the automation to make it all self-service and efficient.
IT Systems Engineer Scale AI, Inc.IT Systems EngineerWashington, DC$148,800–$186,000 / yearThe ideal candidate pairs deep IAM best practices and hands-on SaaS administration with a zero-trust mindset, clear documentation, and a genuine drive to make people happy-while protecting system integrity in a fast-paced, high-security environment. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position and may be inclusive of several career levels at Scale; it will be determined during the interview process based on work location and additional factors, including job-related skills, experience, qualifications, interview performance, and relevant education or training.
Junior Roadway Engineer ParsonsJunior Roadway EngineerCentreville, Virginia$26.59–$46.54 / hourWe take special pride in projects and solutions that improve communities as well as people’s quality of life by promoting economic growth, enhancing mobility, and increasing sustainability and resiliency. In this role, you will contribute to the design, analysis, and implementation of civil engineering projects, collaborating with multidisciplinary teams to deliver high-quality solutions.
Distinguished Engineer - Private Cloud Platform Engineering Geico InsuranceDistinguished Engineer - Private Cloud Platform EngineeringBethesda, MD$140,000–$300,000 / yearAs one of GEICO's most senior technical leaders, you will define the future-state architecture for our multi-region private cloud, influence technology decisions across Infrastructure, Security, Platform Engineering, and Developer Experience organizations, and help accelerate GEICO's modernization journey. You will partner with engineering leaders, architects, and executives to build cloud capabilities that rival public cloud providers while leveraging open-source technologies and commodity hardware to optimize cost, resilience, and scalability.
NewSenior Network Engineer (SME) Global Enterprise Services, LLCSenior Network Engineer (SME)Washington, DCGES is seeking a Senior Network Engineer (SME) to lead the design, implementation, and sustainment of secure enterprise network infrastructure supporting Pentagon operations. Design, configure, and maintain Cisco, Juniper, Aruba, and Stratix network devices.
Systems Engineer III AkimaSystems Engineer IIIAlexandria, VAMonitor 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. + Demonstrate 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.
GenAI Engineer Accenture Federal ServicesGenAI EngineerWashington, DCThe pay range for the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland is: $98,500—$184,900 USD What We Believe As a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. Experience building, deploying or supporting production AI platforms, including scalability, reliability, GPU infrastructure, monitoring, and collaboration, with ML engineers; Hands-on experience delivering production solutions on AWS, Azure, or GCP, including AI services such as Bedrock, Azure AI, Vertex AI, or similar.
Senior Cybersecurity Engineer CACISenior Cybersecurity EngineerSpringfield, Virginia$113,200–$237,800 / yearA 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.
Systems Engineer - Expert Level Mission IntelSystems Engineer - Expert LevelChantilly, VAFull timeSystems Engineer (Expert‑Level)Mission Intelligence Group is seeking a highly experienced Expert Systems Engineer to provide technical leadership across complex GEOINT enterprise systems. This role supports mission‑critical capabilities spanning the National System of Geospatial‑Intelligence (NSG), Allied System of Geospatial‑Intelligence (ASG), and Federal partners, ensuring delivery of resilient, scalable, and mission‑aligned solutions.
Network Engineer - Network Access Control and CISCO Emergent TechnologiesNetwork Engineer - Network Access Control and CISCOReston, VirginiaEmergent Technologies Inc., a veteran-owned provider of cutting-edge IT and engineering solutions, is seeking a highly experienced Network Engineer (SME Level) with deep expertise in Network Access Control (NAC) and CISCO network appliances . If you're a senior-level network engineer with deep NAC expertise looking to lead critical infrastructure security efforts, apply now to join Emergent Technologies Inc. in Herndon, VA.
Sr. Cyber Security Engineer NSE-710 ICESSr. Cyber Security Engineer NSE-710Chantilly, VirginiaDemonstrated senior-level experience engineering Cyber Security solutions using structured and unstructured Big Data, AAA technologies, and Cloud Based technology, to include one or more of the following: Service Orientated Architecture (SOA), On-demand self-service, Broad network access, Resource pooling, Rapid elasticity, Measured Service, Software as a Service (SaaS), Platform as a Service (PaaS), Infrastructure as a Service (IaaS). Demonstrated senior-level experience in government or industry supporting enterprise-level cyber security efforts involving architecting, designing, development, and configuration of cloud and on premise based systems and software.
Test Engineer Electrosoft Services, IncTest EngineerArlington, VASupport all phases of the Software Development Lifecycle (SDLC), including requirements analysis, design reviews, testing, deployment, and production support. The camaraderie we share emanates from Lunch & Learn sessions where we explore new ideas together, fun group activities ranging from escape rooms to miniature golf, and much, much more.
Systems Engineer– Top Secret/SCI | Quantico, VA Cambridge International Systems IncSystems Engineer– Top Secret/SCI | Quantico, VAQuantico, VAFull timeRequired Qualifications: Education & Experience: Bachelors ‘s degree in Information Technology, Computer Science, Systems Engineering, or related field with 5+ years of relevant experience required; 7 + years may be substituted in lieu of a degree. Design & Implementation Design and deploy virtual infrastructure solutions—including clusters, shared storage, networking, and lifecycle management—following best practices for performance and security.
Orbit Determination and Mission Design Engineer II Blue OriginOrbit Determination and Mission Design Engineer IIReston, Virginiaand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.
NewAWS Platform Engineer IconmaAWS Platform EngineerReston, VA$124.86–$130.86 / hourCloud Security and Vulnerability Remediation: AWS security services, vulnerability management, configuration compliance, security guardrails, threat detection, IAM hardening, encryption, logging, monitoring, patching, and secure cloud engineering. Leverage cloud-native architecture components including containers, immutable infrastructure, microservices, service mesh, serverless capabilities, and managed AWS services to build highly available, fault-tolerant, and secure applications.
Data Center Engineer, Electrical Engineering GoogleData Center Engineer, Electrical EngineeringReston, VAYou will prepare documentation including Statements of Work (SOW), Total Cost of Ownership (TCO) analysis, concept designs, drawing markups, budgets, schedules, factory test documents, final commissioning reports, and the review of as-builts and submittals. Note: By applying to this position you will have an opportunity to share your preferred working location from the following: Reston, VA, USA; Austin, TX, USA; Boulder, CO, USA; Papillion, NE, USA; Kirkland, WA, USA; New York, NY, USA; Seattle, WA, USA; Sunnyvale, CA, USA .
Cloud Systems Engineer ParsonsCloud Systems EngineerReston, Virginia$148,300–$266,900 / yearWe promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Bachelor’s degree in Systems Engineering, Computer Science, or a related field; 4 years of additional experience may be accepted in lieu of a degree.
NewSenior Network Engineer Dutch Ridge Consulting GroupSenior Network EngineerMerrifield, VAProvide engineering and operational support for cloud providers, including AWS and Azure, on-premise data centers, campus networks, Dynamic Multipoint Virtual Private Networks (DMVPN), Firewall, Layer 2/3, wireless networks, network applications installed on client workstations, optimization of various LAN and WAN environments, data center load balancing, and network access security to include 802.1x and Cisco ISE.Requirements:Active/current Secret Clearance is required at the time of hire.7+ years of relevant experienceBachelors degree in a related field or relevant work experienceExperience designing and supporting network access security solutionsExpert knowledge of Layer 2 / Layer 3 networking including routing, switching, and troubleshooting at scaleStrong experience with LAN, WAN, and global network optimizationUnderstand Dynamic Multipoint VPN (DMVPN) environmentsStrong expertise with 802.1X authenticationHands-on experience with Cisco Identity Services Engine (ISE) Experience providing engineering and operational support for cloud networking in Amazon Web Services and Microsoft AzureStrong understanding of VMWare environmentsExperience providing design, implementation, and deployment of network-specific technologiesAbility to operate effectively in high-pressure, mission-critical environmentsStrong troubleshooting methodology and root-cause analysis skillsExperience supporting strict change management and approval processesExcellent written and verbal communication skillsStrong documentation discipline and operational rigorCCIE or CCNP certification is preferred. Job Location: Hybrid Opportunity with onsite location at Merrifield, VA (3-days on-site weekly requirement)Responsibilities:The Senior Network Engineer will:Provide support to classified and unclassified Tier 3 senior-level support for the design, implementation, and deployment of network-specific technologies across the DEA Enterprise environment, consisting of hundreds of locations worldwide.