• Senior Systems Administrator

    The Boeing Company (Herndon, VA)
    …with us. The Boeing Company's Information Digital Technology and Security (IDT&S) organization Specialized Infrastructure Operations group is currently seeking ... a **Senior Systems Administrator** to join the team in **Herndon, VA**...will handle system administration tasks, including infrastructure management, information security , software installation, and configuration control. This role involves… more
    The Boeing Company (12/25/25)
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  • Information Systems Technical Analyst,…

    Huntington Ingalls Industries (Fort Belvoir, VA)
    … Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations. The selected candidate will contribute ... Type: Full Time/Salaried/Exempt Anticipated Salary Range: $88,639.00 - $110,000.00 Security Clearance: TS/SCI Level of Experience: Mid This opportunity resides… more
    Huntington Ingalls Industries (12/19/25)
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  • Systems Administrators (Nite)

    Huntington Ingalls Industries (Virginia Beach, VA)
    …Type: Full Time/Salaried/Exempt Anticipated Salary Range: $60,770.00 - $115,003.20 Security Clearance: Secret Level of Experience: Mid This opportunity resides ... with Global Security (GS). Mission Technologies' Global Security (GS)...fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft… more
    Huntington Ingalls Industries (12/31/25)
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  • Senior Splunk Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career, and customer-oriented **Senior Splunk Cyber Security Engineer** to join our team in **Chantilly, VA.** In this role, you will ... initiatives. You will play a key role in maintaining and tuning Splunk systems , while collaborating with technical teams and cyber analysts across a dynamic… more
    ManTech (12/30/25)
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  • Senior Cyber Security Analyst

    ManTech (Springfield, VA)
    …SSCP, or CCNA- Security ) + Proficient in Windows and Linux operating systems + Experience working in a Cybersecurity Operations Center environment + Familiarity ... **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Analyst** to join our team in **Springfield, VA.** This role supports 24x7… more
    ManTech (01/21/26)
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  • Lead Systems Engineer - (Hybrid)

    CareFirst (Reston, VA)
    …program support deficiencies. Conducts independent technical investigations in systems design. **ESSENTIAL FUNCTIONS:** + Installs, tunes, upgrades, troubleshoots, ... and maintains all computer systems relevant to the supported applications including all necessary...and services but not limited to VPC, Subnets, NACLs, Security Groups, EC2, S3, IAM, ELBs, Lambdas, Cloud Watch,… more
    CareFirst (12/05/25)
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  • Linux Systems Administrator

    Leidos (Springfield, VA)
    **Description** Leidos is seeking an experienced, customer-facing Linux Systems Administrator to join our dynamic team supporting mission-critical infrastructure in ... in Red Hat Enterprise Linux environments, including demonstrated experience managing both physical and virtual infrastructure in data center settings. + Serve as a… more
    Leidos (01/16/26)
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  • Senior Systems Engineer

    Leidos (Alexandria, VA)
    …+ Expert Systems Engineering Professional (ESEP), INCOSE Certified Systems Engineering Professional (ESEP), CISSP, Security + certification, or similar ... **Description** Leidos National Security Sector combines technology-enabled services and mission software...is currently seeking a highly motivated and experienced Senior Systems Engineer for the Chinook Program. The selected candidate… more
    Leidos (11/22/25)
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  • Linux Systems Administrator - TS/SCI Poly

    Parsons Corporation (Centreville, VA)
    …of open-source software and utilities. + Experience managing FreeIPA or LDAP-based systems . + Background in network security , intrusion detection, and server ... and redefine what's possible. **Job Description:** Are you a skilled **Linux Systems Administrator** looking for an opportunity to work on mission-critical … more
    Parsons Corporation (12/20/25)
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  • IT Infrastructure Architect/ Systems…

    Guidehouse (Arlington, VA)
    …from the aging infrastructure, fragmented systems , siloed operations, and security risks. + Modernizing the physical network and infrastructure that ... security principles from the ground up, ensuring compliance with federal security standards for both classified and unclassified systems . + Design and… more
    Guidehouse (10/23/25)
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