• Secret Network Engineer

    Insight Global (Arlington, VA)
    …senior level support for the design, implementation, and deployment of network specific technologies across the Government Customer Enterprise environment consisting ... Dynamic Multipoint Virtual Private Networks (DMVPN), Layer 2/3, wireless networks, network applications installed on client workstations, optimization of various LAN… more
    Insight Global (11/15/25)
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  • Network Engineer - Subject

    Noblis (Chantilly, VA)
    Responsibilities As a Network Engineer SME , you will provide expert leadership in designing, implementing, and managing sophisticated network systems ... and communications with special emphasis on Top Secret classification enclaves. You will architect secure ...topologies, and networking hardware in classified domains. + Provide expert guidance on network architecture design, feasibility… more
    Noblis (10/30/25)
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  • Systems Engineer - Subject

    Noblis (Chantilly, VA)
    Responsibilities As a Systems Engineer SME , you will provide expert leadership in planning, designing, and implementing sophisticated additions and changes ... Nutanix AHV) for secure environments highly preferred + Enterprise network administration and security for Top Secret ...work and balance the other things in life that matter to them. Our people are our greatest asset.… more
    Noblis (11/07/25)
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  • SME Network Engineer

    GovCIO (Arlington, VA)
    **Overview** GovCIO is currently hiring for a SME Network Engineer with an active Secret clearance to provide classified and unclassified Tier 3 senior ... USD $199,260.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6988/ sme - network - engineer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Arlington_ **ID** _2025-6988_… more
    GovCIO (10/28/25)
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  • COMSEC / 5G cellular / VHF Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …are the foundation of our overall approach to maintenance. You act as the maintenance subject matter expert for our government client and exhibit the ... years of related experience **US Citizenship Required:** Yes **Job Description:** **Systems Engineer - Active Top Secret Required** Seize your opportunity to make… more
    General Dynamics Information Technology (11/01/25)
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  • Cloud Network Engineer - Hybrid Work…

    General Dynamics Information Technology (Falls Church, VA)
    …of related experience **US Citizenship Required:** Yes **Job Description:** GDIT is seeking a **Cloud Subject Matter Expert ( SME )** to help support our ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** IT Infrastructure...AND PERSONAL IMPACT:** + Serve as the **Tier 3 Subject Matter Expert ( SME more
    General Dynamics Information Technology (10/25/25)
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  • Cloud Computing Specialist (CCS) SME

    ASM Research, An Accenture Federal Services Company (Washington, DC)
    …Certified: Azure Administrator Associate + Microsoft Certified: Azure Solutions Architect Expert Microsoft Certified Azure Security Engineer Associate **Other ... Serves as an Information Assurance and Cloud computing SME with regards to Certification and Accreditation (C&A) and a broad coverage of the application of the… more
    ASM Research, An Accenture Federal Services Company (10/12/25)
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  • Network Engineer

    Oneida Technical Solutions (Chantilly, VA)
    …in Chantilly, VA. The position will be the secure data center's subject matter expert in network infrastructure and switching. Must have 10+ years' ... 401K w/matching, Paid Time Off (Sick/Vacation) and Holiday Pay NETWORK ARCHITECT - SWITCHING Oneida Technical Solutions, LLC (OTS)...with Cisco, F5, Palo Alto technologies + Considered a Subject Matter Expert demonstrating a… more
    Oneida Technical Solutions (10/31/25)
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  • Insider Threat Program Network

    Leidos (Washington, DC)
    …growth and changes as directed by the customer. Serve as the subject matter expert on all ITP network infrastructure. **Basic Qualifications:** + ... at Leidos currently has an opening for a Senior Network Engineer supporting the HEITS Contract as...device integrity, and common security elements + Active Top Secret government security clearance; ability to obtain DHS EOD… more
    Leidos (11/06/25)
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  • Systems Test Engineer / Principal Systems…

    Northrop Grumman (Chantilly, VA)
    …types of systems and 32 fielded systems that are operated globally. The team provides 24/7/365 subject matter expert ( SME ) support to ensure the systems ... in our shared mission, we'll support expanding your personal network and developing skills, whether you are new to...is seeking a candidate to fill a **Systems Test Engineer / Principal Systems Test Engineer ** position.… more
    Northrop Grumman (10/23/25)
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  • Chief Engineer Innovation Lead

    Huntington Ingalls Industries (Reston, VA)
    …technology transition/integration and innovation efforts. The ideal candidate is a subject matter expert in systems engineering (hardware/software/networks, ... all levels of the organization, including senior scientific and engineering subject matter experts; excellent communication, presentation, and interpersonal… more
    Huntington Ingalls Industries (11/09/25)
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  • Principal Infrastructure Lead Engineer

    RTX Corporation (Dulles, VA)
    …systems (compute, network , storage). The lead is also responsible for functioning as a Subject Matter Expert ( SME ) for the Field Support team ... US citizens are eligible for a security clearance **Security Clearance:** Top Secret - Current **Raytheon Company, Managed by Collins Aerospace** Collins Aerospace,… more
    RTX Corporation (11/04/25)
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  • Senior RF/Electrical Engineer (Vaxcom)

    Parsons Corporation (Chantilly, VA)
    Engineer ** to join our team! In this role you will get to **serve as the Subject Matter Expert ( SME ) on Electronic Warfare (EW) for a large, complex ... and maintenance utilizing spectrum analyzers, signal generators, voltage meters, and network and cable continuity and verification test equipment.** **What Required… more
    Parsons Corporation (08/27/25)
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  • Sr. Principal Air Vehicle System Test…

    Northrop Grumman (Fairfax, VA)
    …future. The FSR will be embedded with a US Navy unit and be the system subject matter expert , providing training on the system hardware and software, as ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 100% of the Time **Description**...has an opening for a **Air Vehicle System Test Engineer - Engineering Field Service Representative** (FSR) to join… more
    Northrop Grumman (11/16/25)
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  • Software Engineer - Level 2

    Northrop Grumman (Fairfax, VA)
    …senior chief engineers and architects. Software Engineers frequently get into informal (example: Subject Matter Expert ) and formal technical leadership roles ... which has 200+ Software Engineer , DevOps Engineer , Systems Administrator, Database Administrator, and Network Engineer peers from entry-level to the most… more
    Northrop Grumman (11/14/25)
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  • Senior Security Engineer

    TAD PGS, Inc. (Washington, DC)
    …compliance with enterprise and federal security standards. The engineer acts as a subject matter expert and collaborates across teams and with external ... required.** **Candidate must possess an Active Top Secret or Top Secret /SCI Security Clearance.** The Senior Security Engineer leads the design, development,… more
    TAD PGS, Inc. (11/07/25)
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  • Engineer / Solutions Architect

    GovCIO (Fairfax, VA)
    …+ Provide technical leadership and mentorship to junior team members, serving as a subject matter expert across multiple domains + Shape and influence ... **Overview** GovCIO is currently hiring for an experienced and highly skilled Engineer / Solutions Architect with an active Secret clearance to provide strategic… more
    GovCIO (10/24/25)
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  • Senior Cybersecurity Engineer

    ManTech (Washington, DC)
    …authorization + Provide cybersecurity Risk Management Framework (RMF) support + Serve as a subject matter expert in the validation of the implementation of ... **MANTECH** seeks a motivated, career and customer-oriented **Senior Cybersecurity Engineer ** to join our team working in the **Washington, DC Navy Yard.** This is a… more
    ManTech (10/30/25)
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  • Lead Systems Engineer

    Leidos (Bethesda, MD)
    …a Lead Systems Engineer to become the requirements, capabilities, and test evaluation subject matter expert for the US Navy's preemineet surface fleet's ... capability of the training systems. Become fluent with the hardware, software, and network trainer designs and the external system interfaces. + Become familiar with… more
    Leidos (11/05/25)
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  • System Engineer / IT Manager

    Serco (Herndon, VA)
    …Infrastructure for current and future proposal efforts. + Collaborate with other SMEs, Subject Matter Experts, with in the other matrix departments and Business ... IT environments. Our team manages multiple cloud environments providing Network administration, Help Desk, Cybersecurity and SME ...successful in this role, you will have: + DOD Secret Security Clearance or the ability to obtain and… more
    Serco (09/12/25)
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