Linux Systems Administrator Jobs

Experienced Linux System Administrator needed to manage and secure RHEL 8/9 servers in a regulated environment, requiring US citizenship and an active Secret clearance.

Experienced Systems Administrator needed to manage and secure Linux/Windows servers, virtualization, storage, and networking for AFRL support at Wright-Patterson AFB.

AnaVation is hiring a TS/SCI-cleared Systems Administrator to manage VMware/Nutanix infrastructures, Windows and Linux servers, and STIG-compliant deployments for a mission-critical customer in Reston, VA.

CBH Homes seeks an on-site Technical Support Analyst to manage servers, networks, cloud services, and deliver responsive end-user IT support.

Booz Allen seeks a Systems Administrator Intern to assist with server administration, monitoring, capacity planning, and automation while supporting secure operations and gaining hands-on experience.

Peraton seeks an experienced Systems Administration Manager to lead onsite sustainment and administration of intelligence center applications while ensuring security and SLA compliance.

Serve Robotics is hiring an IT Systems Administrator to lead infrastructure design, escalations, automation, and security for both corporate and robotic operations in Los Angeles.

Customer-Centric

Mission Driven

Inclusive & Diverse

Rise from Within

Diversity of Opinions

Work/Life Harmony

Growth & Learning

Transparent & Candid

Medical Insurance

Paid Time-Off

Maternity Leave

Mental Health Resources

Equity

Child Care stipend

Paternity Leave

WFH Reimbursements

Flex-Friendly

Dental Insurance

Vision Insurance

Life insurance

Health Savings Account (HSA)

Flexible Spending Account (FSA)

401K Matching

Military leave

NVIDIA seeks a Senior Service Reliability Operations Administrator to operate a global 24/7 Service Reliability Operations Center ensuring high availability for cloud services.

Systems Administrator needed to maintain and improve mission-critical ISR infrastructure at Warner Robins, combining virtualization, Windows/Linux administration, and cloud capabilities.

Technical IT Systems Administrator needed to operate and support VMware-based Linux and Windows infrastructures in classified national-security environments at Riverside Research’s Beavercreek site.

Mission Driven

Social Impact Driven

Passion for Exploration

Reward & Recognition

Support mission-critical launch operations as an IT Systems Administrator responsible for networking, server administration, automation, and operational readiness across launch sites.

Wider Circle is hiring an IT Engineer to support a remote workforce by managing endpoints, Google Workspace, MDM, Atlassian tools, and contributing to infrastructure and cloud operations.

Riptide Technology is hiring a Senior Systems Administrator II to operate and secure enterprise Windows/Linux/Citrix systems at a TS/SCI-cleared, onsite government location in Springfield, VA.

Experienced systems administrator needed to manage and secure enterprise Windows/Linux environments for mission-critical federal IT projects in a fully remote US role.

Senior Systems Administrator needed to manage, harden, and maintain Windows/Linux servers and virtualization infrastructure for a federal mission at Ramstein Air Base, Germany.

Experienced Systems Engineer needed to administer IBM MQ on Red Hat Linux/Sun Solaris, build Korn shell automation, and support secure messaging for a global fintech and healthcare software company.

Lead and manage Infleqtion’s hybrid enterprise infrastructure — overseeing servers, networking, cloud platforms, backups, and security controls from our Louisville, CO office.