• Senior UNIX System Engineer

    TekSynap (Radford, VA)
    …hardware/software deployments across geographically dispersed sites. + Familiarity with emerging network and infrastructure management tools and best practices. ... and policies. + Perform system hardening and report on security and operational status. + Identify system improvements and...science or equivalent experience. **Overview** We are seeking a Senior UNIX System Engineerto join our team supporting an… more
    TekSynap (07/26/25)
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  • Cloud Information Systems Security Engineer…

    Parsons Corporation (Chantilly, VA)
    …implementation. (TCP/IP, BGP, OSPF) + Experience presenting verbal/written communications to Senior leadership including ISSMs, ISOs, security directors + ... art as they provide services and solutions in the areas of defense, security , intelligence, infrastructure , and environmental. We promote a culture of excellence… more
    Parsons Corporation (09/30/25)
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  • Physical Security Specialist (Industrial…

    Huntington Ingalls Industries (Alexandria, VA)
    …25% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $85,686.00 - $140,769.00 Security Clearance: Top Secret Level of Experience: Senior Meet ... * Conduct comprehensive risk assessments and vulnerability analyses of facilities, infrastructure , and operations. * Collaborate with Facility Security Officers… more
    Huntington Ingalls Industries (09/04/25)
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  • Associate Solutions Architect, National…

    Amazon (Herndon, VA)
    …related field of study; or one of the following six certifications: Certified Network Defender (CND); GIAC Security Essentials (GSEC); CASP+ (CompTIA Advanced ... Platform Engineering. As a Solutions Architect on the National Security team, you will serve as a trusted technical...and other reusable content - Build deep relationships with senior technical individuals within customers to enable them to… more
    Amazon (08/13/25)
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  • Cybersecurity Senior Architect

    Truist (Richmond, VA)
    …and techniques and the application of defense-in-depth principles; knowledge of network design processes, including understanding of security objectives, ... Group Architecture Framework (TOGAF) or similar architecture framework, including infrastructure , data, information security , applications, architectural concepts,… more
    Truist (09/06/25)
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  • Nuclear Systems Analyst - Senior

    SOS International LLC (Fort Belvoir, VA)
    **Overview** SOSi is seeking a Senior level Nuclear Systems Analyst (Joint Intelligence Preparation of the Operational Environment) to join our team in Washington, ... but not limited to, production facilities, stockpiles, logistics, systems employment, security and vulnerabilities of facilities and stockpiles. + Analyze nuclear… more
    SOS International LLC (07/18/25)
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  • Principal Cyber Security Systems Engineer

    ManTech (Chantilly, VA)
    MANTECH seeks a motivated, career-driven **Principal Cyber Security Systems Engineer** to join our team in **Chantilly, VA** . This role offers an exciting ... opportunity for an experienced engineer to secure and optimize complex infrastructure in support of critical missions. You will work closely with cross-functional… more
    ManTech (08/29/25)
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  • Information Systems Security Manager

    Chenega Corporation (Arlington, VA)
    …your experience managing security operations centers and monitoring critical network infrastructure . + Stay abreast of emerging threats and vulnerabilities, ... TS/SCI required **Knowledge, Skills, and Abilities:** + Demonstrated expertise in network security , vulnerability management, incident response, security … more
    Chenega Corporation (09/26/25)
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  • Cyber Security Architect

    DCCA (Chantilly, VA)
    … accreditation efforts for enterprise systems. * Demonstrated experience with security engineering and network engineering. * Demonstrated experience analyzing ... enterprises, helping them to feel confident in their IT infrastructure . With DCCA, these organizations can be confident in... rules, regs, policies and standards * Expertise in network design, security architecture and identifying … more
    DCCA (08/22/25)
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  • Information Systems Security Officer (ISSO)

    CACI International (VA)
    Information Systems Security Officer (ISSO) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: ... Local * * * **The Opportunity:** CACI is seeking an Information Systems Security Officer (ISSO) to join our team of technical and functional experts supporting… more
    CACI International (09/05/25)
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