• Linux Administrator - ACAS

    CACI International (Springfield, VA)
    …and maintaining applications hosted in a Linux environment + Experience with vulnerability management applications, such as Nessus or ACAS This position ... to deliver timely, relevant, and accurate support of national security . TCS will provide innovative design, engineering, procurement, implementation, operations,… more
    CACI International (11/10/25)
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  • Systems Engineer 3

    M. C. Dean (Vienna, VA)
    …With over 7,000 employees, our capabilities span electrical, electronic security , telecommunications, life safety, automation and controls, audiovisual, and IT ... surveys, lab evaluations, proof of concepts, and pilots of variousphysical security technologies. + Assists with the development of system requirements, functional… more
    M. C. Dean (10/18/25)
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  • HR Generalist

    Nightwing (Sterling, VA)
    …include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission ... can handle a wide range of HR activities, including onboarding, performance management , reporting, benefits, compliance, and basic employee relations. In this role,… more
    Nightwing (12/30/25)
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  • Project Manager

    Nightwing (Sterling, VA)
    …include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission ... and mentor team members' code to ensure adherence to best practices, security standards, and performance requirements. + Drive the use of software configuration… more
    Nightwing (12/29/25)
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  • Senior Navy Qualified Validator

    Watershed Security (Virginia Beach, VA)
    JOB DESCRIPTION Watershed Security , is a Veteran Owned Small Business with over 20 years' Cybersecurity and Government Contracting experiencing. Watershed is looking ... for a Intel Security Specialist to support the Naval Surface Warfare Center...Experience: Ten (10) years of full-time experience performing Risk Management Framework (RMF) Validation for Navy systems + Current… more
    Watershed Security (12/27/25)
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  • Cybersecurity Analyst

    TekSynap (Fort Belvoir, VA)
    …determining scope, urgency, and potential impact; identifying the specific vulnerability ; and making recommendations that enable expeditious remediation. + Must ... their execution. + Provide subject matter expertise in creation, editing, and management of signatures, rules and filters for specialized network defense systems… more
    TekSynap (12/24/25)
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  • Senior Network Development Engineer

    Oracle (Richmond, VA)
    …to pass a federal background check (SF-85) **Responsibilities** **Infrastructure Management ** + Design, configure, and manage firewall infrastructure to support ... highly available, scalable network environments + Oversee end-to-end lifecycle management of network hardware and software, including procurement, deployment,… more
    Oracle (12/23/25)
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  • DevSecOps Engineer with TS Level Clearance

    Systems Technology Forum (Dahlgren, VA)
    vulnerability scans. Implements Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs). Qualifications and Skills Required ... ** Security Clearance Required Company Overview Systems Technology Forum...commitment to our clients. As a premier provider of management , engineering, information technology, and logistics services, STF is… more
    Systems Technology Forum (12/12/25)
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  • Lead Cyber Threat Intelligence Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    …data into actionable intelligence for SOC,Detection Engineering,Incident Response, Vulnerability Management , andnon-securitystakeholders. + Design and ... shape and mature our CTI capabilities to elevate our global Threat Management team's capabilities. This team is responsible for detection engineering, alert triage,… more
    CoStar Realty Information, Inc. (12/10/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission ... and execution of mission requirements. - Perform large scale configuration management and deployment across Windows, MacOS, Linux/Unix, and other operating systems… more
    Nightwing (11/26/25)
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