hackajob is collaborating with MANTECH to connect them with exceptional professionals for this role. MANTECH seeks an experienced and passionate, career and customer-oriented Linux System Administrator to join our team in Ft. Meade, MD. Responsibilities include but are not limited to: Creating and managing virtual environments Systems administration of hardware and software in support of maintenance, developing and testing of information technology systems Administration of Linux (i.e., Redhat/…

hackajob is collaborating with MANTECH to connect them with exceptional professionals for this role. MANTECH seeks an experienced and passionate, career and customer-oriented Linux Systems Administrator to join our team located in the Fort Meade, MD area. Responsibilities include, but are not limited to: Provide comprehensive administration and support for multi-platform operating system environments. Design and implement automated security hardening solutions to enhance scalability and streaml…

hackajob is collaborating with MANTECH to connect them with exceptional professionals for this role. MANTECH seeks an experienced and passionate, career and customer-oriented Linux Systems Administrator to join our team located in the Fort Meade, MD area. Responsibilities include, but are not limited to: Provide comprehensive administration and support for multi-platform operating system environments. Design and implement automated security hardening solutions to enhance scalability and streaml…

Job Title: Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity: CACI is searching for a Linux System Administrator to support the FEMA Office of the Chief Information Security Officer (OCISO) in Washington, D.C. As a Linux System Administrator, you will play a crucial role in ensuring the security and operational resilie…

Linux System Administrator Albuquerque, NM Linux System Administrator Albuquerque, NM Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of professionals who support large-scale government operations by leveraging cutting-edge technology …

Job Title: Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: CACI's National Mission Systems (NMS) group is seeking a highly motivated Linux Systems Administrator tosupport mission-critical environments by ensuring secure, reliable, and scalable infrastructure across cloud and bare-metal systems…

Job Title: Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity: CACI is seeking a Linux Systems Administrator to support a long term, multi-year, high performing program. A qualified candidate will assist in the installation, configuration and deployment of a new PeopleSoft implementation. Responsibilit…

Job Title: Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * The Opportunity: CACI is seeking a hands-on Linux Systems Administrator III to join our Infrastructure Team supporting our family of Electronic Warfare (EW) systems. Support our end-to-end Linux environment, including engineering workstations, build ser…

Job Title: Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * We are seeking a highly skilled Linux Systems Administrator to support mission-critical enterprise infrastructure in a secure Department of Defense/Intelligence Community environment. The successful candidate will provide advanced systems administration, ne…

RESPONSIBILITIES: Kforce has a client that is seeking a Linux Systems Administrator in Tampa, FL. Summary: Join a fast-paced enterprise IT team responsible for ensuring the reliability, security, and availability of critical infrastructure supporting 24/7 operations. This role focuses on systems administration, cloud technologies, identity management, virtualization, security, and enterprise services. Key Responsibilities: * Administer Active Directory, Microsoft Entra ID, IAM solutions, and Mi…

Job Title: Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * The Opportunity: We are seeking a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join our IT team. The ideal candidate will play a crucial role in integrating, maintaining and opt…

LINUX SYSTEM ADMINISTRATOR - Northern Virginia We are seeking an experienced Linux System Administrator to support large-scale Linux enterprise environments operating within highly secure settings. This is an opportunity to work across both traditional infrastructure and modern cloud environments while supporting mission-critical systems and services in the intelligence community. THE BENEFITS Unbeatable benefits package competitive salary Secure long-term programs Diverse infrastructure envir…

Role: Linux System Administrator Location: Fairfax, VA Salary: $130,000 - $220,000 Benefits (Total Compensation up to $330,000) Clearance: Active TS clearance Benefits 25% Employer-funded 401(k) contribution Benefits Account worth 25% of base salary (take as benefits or additional compensation) 8 Weeks PTO (option to increase) Medical, Dental & Vision Insurance Life Insurance 100% tuition reimbursement (Degrees, Certifications & Professional Development) Flexible working hours The Opportunity …

Linux Systems Administrator – Active Top Secret Clearance Location: Springfield, VA – 100% Onsite Salary: Up to $160,000 Base Bonus Benefits: 401(k) Match, Profit Sharing, Comprehensive Benefits Clearance Required: Active Top Secret (TS) Employment Type: Full-Time, Direct Hire Position Overview We are seeking an experienced Linux Systems Administrator to support and maintain mission-critical infrastructure within a secure federal government environment. This position is ideal for a technically…

This is a senior Linux/infrastructure engineering role supporting a classified mission environment. The primary focus is Linux engineering plus infrastructure operations, virtualization, security compliance, and automation . The team operates a hybrid on-prem/cloud environment with multiple data centers, commercial/Government/custom applications, and a large data lake. The engineer will provide Tier 2–4 support and participate in both day-to-day operations and larger engineering projects. Key r…

Job: 3052050 Job Description: Linux System Administrator Location: Plano, Texas (Hybrid) Role Overview This position involves leading the administration, monitoring, and performance tuning of Oracle Enterprise Linux (OEL) environments within a large-scale enterprise ecosystem. The role will oversee the design, build, and lifecycle management of Linux servers and drive the implementation of Site Reliability Engineering (SRE) principles to improve system resilience and automation. Key Responsibil…

Concept Solutions is seeking a Senior Linux Administrator to support the FAA s Infrastructure & Operations (I&O) Program in managing, securing, automating, and optimizing enterprise Linux and hybrid cloud environments across physical, virtual, and cloud-based infrastructure. This role is responsible for Linux systems administration, OS lifecycle management, automation, security compliance, patching, and infrastructure modernization in support of mission-critical FAA operations. The Senior Linux…

Systems Administrator (Linux & Windows Server) Aliso Viejo, CA Full Time Position Overview Take ownership of critical enterprise infrastructure by upgrading, integrating, and maintaining Linux, Windows Server, storage, and virtualization environments. This hands-on role focuses on keeping systems stable, secure, and ready for production while supporting major infrastructure initiatives. What You'll Do Deploy, configure, and maintain Linux servers (Ubuntu, CentOS, or RHEL). Execute foundational …

Job Description Role: Linux System Administrator \n Location: Fairfax, VA \n Salary: $130,000 - $220,000 Benefits (Total Compensation up to $330,000) \n Clearance: Active TS clearance \n \n Benefits \n \n 25% Employer-funded 401(k) contribution \n Benefits Account worth 25% of base salary (take as benefits or additional compensation) \n 8 Weeks PTO (option to increase) \n Medical, Dental & Vision Insurance \n Life Insurance \n 100% tuition reimbursement (Degrees, Certifications & Professional …

Job ID: 2616382 Location: Princeton, NJ, US Date Posted: 2026-09-01 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_ON_SITE Description SAIC is recruiting for a Senior Linux Systems Administrator to join our program as a general technologist to support our NOAA GFDL program in Princeton, NJ serving the NOAA GFDL lab in…