• Firewall Engineer

    SAIC (Springfield, VA)
    …and software build and refresh cycles. + Create and Maintain standard operating procedures and guides for new and/or existing perimeter hardware and software. ... discipline and 14+ years IT network engineering support experience (Tier II , Tier III, network infrastructure implementation and maintenance). + Expert experience… more
    SAIC (11/11/25)
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  • Network Engineer

    ManTech (Chantilly, VA)
    **MANTECH** is seeking a motivated, career and customer-oriented **Network Engineer ** to join our team in **Chantilly, VA** . This is a position requiring onsite ... + Developing and maintaining detailed documentation, diagrams, and standard operating procedures to facilitate knowledge sharing and efficient network management.… more
    ManTech (11/05/25)
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  • Cloud Solutions Engineer

    Tetrad Digital Integrity LLC (Alexandria, VA)
    …threats and vulnerabilities in this digital age. We are looking for a Cloud Solutions Engineer with at TS/SCI with CI Polygraph to support our DoD customer 2-3 days ... networking and security services + Experience with using Linux operating system and Bash, Python or PowerShell scripting +...or Developer Associate Certification + DoD 8570 IAT Level II or DoD 8410 CSSP Certification PREFERRED QUALIFICATIONS: +… more
    Tetrad Digital Integrity LLC (11/04/25)
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  • Senior UNIX System Engineer

    TekSynap (Radford, VA)
    …and firmware version control. + Create, maintain, and improve technical instructions, operating procedures, and policies. + Perform system hardening and report on ... (5) years as a UNIX Systems Administrator or IT Engineer , including task automation. + Three (3) years of...waived for 30 days post-start. **Clearance** + Secret - IT- II Non-Critical Sensitive clearance or Tier 3 (T3) investigation… more
    TekSynap (10/25/25)
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  • Senior Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    …seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in the **Chantilly, VA.** **Responsibilities include ... platforms, and/or Splunk + Knowledge of Linux systems administration, general operating system security practices, TCP/IP networking, and network security concepts +… more
    ManTech (10/24/25)
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  • Systems Engineer 4

    M. C. Dean (Vienna, VA)
    …in electrical, engineering, and cybersecurity industries. We are seeking a **System Engineer 4** to join our **Security and Electronic Systems (SES)** business Unit. ... languages including PowerShell, Python, JSON, Bash, etc. + Meet DoD 8570 IAT Level- II requirements. + Strong Oral, Written and Presentation Skills with the ability… more
    M. C. Dean (10/14/25)
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  • Sr. DevOps Engineer

    BigBear.ai (Herndon, VA)
    Overview BigBear.ai is seeking a Senior DevOps Engineer to join our team. The candidate will work closely with the development team and our customers in the DoD and ... DevSecOps oriented environment with an Infrastructure as Code mindset + DoD IAT Level II Certification (Security+ CE, CISSP, etc.). What we'd like you to have +… more
    BigBear.ai (10/10/25)
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  • Network Engineer - Senior

    Oneida Technical Solutions (Fort Belvoir, VA)
    …for the National Capital Region (RNEC-NCR), we are currently seeking a Junior Network Engineer with a minimum of 6-10 years of experience and a Secret Clearance. ... operations with activities such as, installation of new modified hardware, operating systems and software applications ensuring compliance with Information Assurance… more
    Oneida Technical Solutions (10/10/25)
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  • Software Engineer

    ManTech (Norfolk, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Software Engineer ** to join our team in **Norfolk, VA.** This is an **onsite** position. Join the ... and cloud technologies + Must hold one of the following **IAT Level II Certifications** : CCNA Security, CySA+, GICSP, GSEC, Security+ CE, or SSCP, **and… more
    ManTech (10/09/25)
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  • Security Engineer -US Citizen Secret…

    NTT DATA North America (Newport News, VA)
    …and forward-thinking organization, apply now. We are currently seeking a Security Engineer -US Citizen Secret Clearance to join our team in Newport News, Virginia ... (https://performancemanager8.successfactors.com/4171430P/Education\_Equivalency\_Chart\_2021.pdf) + 3 years of experience in managing and operating security tools such as Splunk, McAfee/Trelix ESM, ENS,… more
    NTT DATA North America (10/02/25)
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