• Junior PKI Administrator

    Chenega Corporation (Springfield, VA)
    **Req ID:** 38815 **Summary** **Junior PKI Administrator ** **Springfield, VA** Are you ready to enhance your skills and build your career in a rapidly evolving ... (SMEs) with decades of experience working in the Federal marketplace. The **Junior PKI Administrator ** support provides superior customer service. PKI more
    Chenega Corporation (01/10/26)
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  • PKI Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** PKI Systems Administrator Advance how our customers operate while ... you advance your career. Join GDIT as a PKI Systems Administrator and you will build an impactful career in enterprise IT, collaborating with people who are… more
    General Dynamics Information Technology (12/17/25)
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  • PKI System Administrator

    ASM Research, An Accenture Federal Services Company (Washington, DC)
    … configuration, update and troubleshooting. + User driven with day-to-day knowledge of PKI system , unlock shared mailboxes, and assist with projects and support ... team with PKI related incidents and Department wide initiatives while maintaining...other security protocols. + Designs, develops or recommends integrated system solutions ensuring proprietary/confidential data and systems more
    ASM Research, An Accenture Federal Services Company (01/10/26)
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  • System Administrator Lead

    System One (Mclean, VA)
    Job Title: System Administrator Lead Location: Arlington, Virginia Type: Contract To Hire Contractor Work Model: Onsite Security Clearance: Top Secret w/ SCI ... eligibility Duties and Responsibilities: Leads a team of system administrators responsible for enterprise IT systems . * Manages escalated incidents, patch… more
    System One (12/26/25)
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  • Systems Administrator

    BAE Systems (Sterling, VA)
    …our future and protect our freedom. BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support to all aspects of system ... such as: + VMware Certified Professional (VCP) + RedHat Certified System Administrator /Engineer (RHCSA/RHCE) + Microsoft Certified: Windows Server… more
    BAE Systems (12/09/25)
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  • System Administrator - Linux…

    The Metamorphosis Group (Chantilly, VA)
    System Administrator - LINUX - TS/SCI FSP REQUIRED Chantilly, VA Apply Now Job Description The Metamorphosis Group, Inc, TMG, has an immediate opening for a ... Linux System Administrator , who shall be responsible for...vSphere (vCenter/ESXi hosts). 5. Demonstrated experience troubleshooting virtual machine/operating systems in virtual environments. 6. Demonstrated experience creating, updating,… more
    The Metamorphosis Group (12/10/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our team, bringing ... becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services...system security controls. + Provide support to IT systems including day-to-day operations, monitoring and problem resolution for… more
    General Dynamics Information Technology (01/05/26)
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  • Senior Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated and skilled **Senior Systems Administrator ** to join our sustainment team in **Chantilly, VA.** In this role, you will support a ... including PKI , LDAP, and related authentication technologies + Maintain system documentation, configuration management, and security baselines in tools such as… more
    ManTech (12/13/25)
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  • Linux System Administrator - US…

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    **Linux System Administrator - US Citizenship Required** **Category:** Cyber Security **Main location:** United States, Virginia, Fairfax **Alternate ... to join our successful Federal organization as a Linux System Administrator for an enterprise cybersecurity opportunity...Duty (EOD) clearance * 5-7 years of experience Unix system administration * Proficiency in Linux systems more
    CGI Technologies and Solutions, Inc. (12/11/25)
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  • Senior System Administrator (2nd…

    RTX Corporation (Springfield, VA)
    …tough, meaningful problems that create a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team at the heart of an ... its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based...Red Hat Enterprise Linux Certifications: RHCT or RHSA. + System administration experience across Linux systems and… more
    RTX Corporation (01/07/26)
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  • Systems Administrator (Hybrid…

    Serco (Washington Navy Yard, DC)
    …& Qualifications** **Position Description & Qualifications** Serco is seeking a skilled Systems Administrator to support the Navy-owned PMS-ES Integrated Data ... maintenance and patching of on-prem Windows Server environments. + Monitoring system performance and ensuring high availability. + Administering user accounts, group… more
    Serco (01/03/26)
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  • Cybersecurity System Administrator

    M. C. Dean (District Of Columbia, DC)
    Overview MC Dean is seeking a highly skilled **Cybersecurity System Administrator ** to support a secure operational technology environment by integrating ... documentation and incident logs. **Cybersecurity Operations** + Serve as the **Information System Security Manager (ISSM)** for all assigned systems . + Monitor… more
    M. C. Dean (11/26/25)
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  • Lead Senior Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, mission-oriented **Senior Systems Administrator ** to join our team in **Chantilly, VA.** As the Lead Senior Systems ... as leading, mentoring, and coordinating with a team of System Administrators. You will play a key role in...2016/2019, to include Active Directory, Domain Controllers, DNS, GPO's, PKI , DHCP, VMware v8, Backup Architectures, Storage Management, and… more
    ManTech (12/19/25)
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  • SQL Server Database Administrator

    Chenega Corporation (Fort Belvoir, VA)
    SQL Server Database Administrator Ft. Belvoir, VA Join our Talent Network SQL Server Database Administrator Ft. Belvoir, VA C-CHR-24-040 TheSenior SQL Server ... administer the Microsoft SQL Server production and databases and perform Windows system administration in support of the SQL Database environment. TheSenior SQL… more
    Chenega Corporation (12/01/25)
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  • Senior Directory Services Engineer

    Ryder System (Washington, DC)
    …entities, along with supporting technologies (Sites and Services, Group Policy, PKI ). + Manages multi-forest architectures and cross-entity trust relationships to ... roadmaps, and operational best practices for directory services, including ongoing system health monitoring, maintenance, and capacity planning. + Leads resolution… more
    Ryder System (12/01/25)
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  • F5 Load Balance Network Engineer

    Leidos (Alexandria, VA)
    …updating to new technologies, tuning performance, and implementation of critical system patches. This infrastructure may include on-premises and cloud resources. ... + Ensure Secure Socket Layer/Transport Layer Security (SSL/TLS) offloading and brokering PKI authentication features provided by the F5 appliance is operational at… more
    Leidos (11/07/25)
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  • Load Balance Network Engineer (SME)

    Leidos (Alexandria, VA)
    …updating to new technologies, tuning performance, and implementation of critical system patches. This infrastructure may include on-premises and cloud resources. ... + Ensure Secure Socket Layer/Transport Layer Security (SSL/TLS) offloading and brokering PKI authentication features provided by the F5 appliance is operational at… more
    Leidos (10/24/25)
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  • Senior Integrator- Windows Server Engineering

    SAIC (Washington, DC)
    … monitoring, verifying the integrity and availability of all hardware, server resources, systems , and key processes, reviewing system and application logs, and ... **Description** The Senior Integrator will provide systems integration and systems administration support for Operations and Maintenance (O&M) and various… more
    SAIC (01/06/26)
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  • ICAM Specialist - Remote

    General Dynamics Information Technology (Fairfax, VA)
    …types, namely Appellate, District, and Bankruptcy. This modernized case management system will eventually replace the current Case Management and Electronic Case ... Filing (CM/ECF) system . The **ICAM Specialist** supports the **CMM Program** by...(MFA)** and role-based access control (RBAC) mechanisms within enterprise systems + Collaborate with Cloud and Security Architects to… more
    General Dynamics Information Technology (01/10/26)
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  • Linux Sys Admin - TS/SCI CI Poly

    Insight Global (Springfield, VA)
    Job Description Seeking a Systems Administrator to join a high-performing team at the heart of an important US government function which helps the nation meet ... its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based...Poly) * Security+ DoD 8570 certification or higher. * System administration across Linux systems . * Ability… more
    Insight Global (01/07/26)
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