• System Administrator

    Parsons Corporation (Colorado Springs, CO)
    …eg Active Directory , Identity Management (IdM) **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this ... your help. Our team is looking for a **SysOps Engineer (** **System Administrator).** In this role you will...accredited university with minimum 8 years of experience + Top Secret ( TS ) security clearance… more
    Parsons Corporation (11/14/25)
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  • Network Administration and Operations…

    Leidos (Aiea, HI)
    …in small, complex network environments. + Familiarity with **Event Viewer, VMware, Active Directory , Group Policy, HBSS, and/or Linux System Administration** . ... + Active **Security+** , **CISSP** , or equivalent certification. + Active ** TS /SCI clearance** . **Why Join Leidos?** This is an opportunity to contribute… more
    Leidos (12/10/25)
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  • Senior Network Engineer

    Nightwing (Sterling, VA)
    …matter expert for business development / proposal efforts **What You Bring:** + Active TS /SCI with Polygraph + Bachelor's Degree in Information Technology, ... Rapid7, XACTA, Splunk, Snort, Wireshark + Database/Ops: MySQL, Oracle, SQL Server, Active Directory , Exchange + Forensics/Pen Testing: Encase, FTK, IDAPro,… more
    Nightwing (12/16/25)
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  • Senior Data Center Engineer

    SciTec (Aurora, CO)
    …+ Knowledge of Microsoft Windows server environments including experience managing Active Directory + In-depth working knowledge and experience with ... has an immediate opportunity for a talented Senior Datacenter Engineer to join our team in Boulder, CO. Successful...Candidates meeting the following criteria will be preferred: + Active DoD TS /SCI clearance + Candidates with… more
    SciTec (12/11/25)
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  • Physical Security Engineer 4

    M. C. Dean (Chantilly, VA)
    …pursuant to a government contract, this specific position requires US Citizenship, ** ACTIVE TS /SCI w/ Polygraph clearance is REQUIRED** **Education:** + ... and cybersecurity industries. We are seeking a **Physical Security Engineer 4** to join our **Security and Electronic Systems...with ATO processes + Requires advanced knowledge of Windows active directory hierarchy and implementation. + Strong… more
    M. C. Dean (10/23/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    …standards (eg, STIGs, CIS Benchmarks) **Clearance Requirements:** + Must have a current/ active TS /SCI with Polygraph **Physical Requirements:** + The person in ... **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA** . Senior Cyber Security… more
    ManTech (12/11/25)
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  • Network Engineer - Senior

    TekSynap (Bluemont, VA)
    …and wireless). + Administer and maintain **Windows Server environments** , including ** Active Directory (AD)** , **Domain Controllers (DCs)** , DNS, DHCP, ... **Responsibilities & Qualifications** **RESPONSIBILITIES** + Engineer , configure, and maintain **Cisco UCS, routing, switching, firewalls, SD-WAN, and ISE** across… more
    TekSynap (10/25/25)
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  • Principal Electromechanical Engineer

    Northrop Grumman (Aurora, CO)
    …Windows Server 2019; Red Hat Enterprise Linux; Windows 11; Cisco IOS; Active Directory and DNS; Kubernetes and container-based infrastructure + Familiarity ... Grumman Space Systems is seeking an **Principal** **Electr** **omechanical Engineer ** to join our team. This position would be...experience with a completed PhD-STEM + **Must have an Active /Final TS /SCI DoD security clearance at the… more
    Northrop Grumman (12/19/25)
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  • Systems Engineer (SME)

    Leidos (Bethesda, MD)
    …virtual and physical. **Basic Qualifications:** + Must be a US citizen and have an active TS /SCI with a polygraph + Expert applying expertise and supporting a ... has a new and exciting opportunity for a Systems Engineer - SME in our **National Security Sector's (NSS)...to deliverables and meeting performance metrics. + Expert with active directory , windows servers, and virtualization technologies… more
    Leidos (12/11/25)
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  • Senior Network Deployment Engineer

    ManTech (Chantilly, VA)
    …Windows 2008/2012/2016/2019 Servers; Microsoft Windows 10; administering Microsoft Exchange, Active Directory , and workstation and server hardware; administering ... manage multiple tasks and prioritize effectively. **Clearance Requirements:** + Must have a current/ active TS /SCI and be willing and able to obtain a polygraph… more
    ManTech (11/26/25)
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