Sierra Space Careers: At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth. Sierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond. Our success is measured by the trust of those who rely on what w…

Marathon TS is seeking an experienced Systems Administrator to join a dynamic team. Description: We are seeking a highly experienced and hands-on candidate to support research, development, and defense systems software, hardware, and network integration laboratory. This role is critical to enabling engineers and developers to design, build, integrate, and research complex mission systems in both standalone, on-premises, and cloud-based environments. The ideal candidate brings deep technical exp…

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…

MANTECH seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organization—the foundation of all Enterprise Information Technology (EIT) for MPO. Responsibilities include but are not limited to: Configure, …

ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organization—the foundation of all Enterprise Information Technology (EIT) for MPO. Responsibilities include but are not limited to: Configure a…

Position Title: Linux Systems Administrator Client: Defense Information Systems Agency (DISA) Employment Type: Full-Time Work Schedule: Hybrid (1–2 days onsite per week) Security Clearance: Active DoD Secret Clearance Required Locations: Oklahoma City, Oklahoma Mechanicsburg Ogden, Utah Montgomery, Alabama Position Overview We are seeking an experienced Linux Systems Administrator to support mission-critical infrastructure and enterprise services for DISA. The ideal candidate will have a strong…

Translucent Services LLC was formed by a team of High Performance Computing and Data Storage Engineers trained in special U.S. Government spaces. Translucent’s wide-ranging experience with some of the world’s largest enterprise IT systems allows our engineering team to provide superior IT services for our customers. We are well known and respected for our enterprise storage, cloud storage, backup, computing, and security skillsets. THE POSITION: HPC Linux Systems Administrator, Stennis Space Ce…

Linux System Administrator (Mid–Senior) — Onsite, Full Scope Clearance Required Location: Herndon, VA — 100% Onsite Employment Type: Full-time Overview We are seeking a mid–senior level Linux System Administrator with strong AWS Dev/Sec/Ops experience to join an operational engineering team supporting mission-critical systems. The position is fully onsite at a cleared facility and requires a current Full Scope security clearance. The ideal candidate brings hands-on Linux administration skills, …

Linux System Administrator Annapolis Junction Apply Adventure Technology Services is a small IT contractor headquartered in Hanover, MD that provides high-level solutions to Federal Government customers and are always looking for high-quality professionals to join our team. We provide competitive benefits and compensation packages including 8% 401(k) match, 160hrs PTO, tuition assistance, and professional development/career road-mapping. https://www.adventuretech.us/career-opportunities Positio…

Principal Linux Systems Administrator to join our team in Chantilly, VA. As a Principal Systems Administrator you will perform and lead system administration functions in a Linuxbased private Cloud environment. Must be a self-starter with a strong background in Unix/Linux, scripting/automation, virtualization/Cloud infrastructure, storage and networking. Experience with DevOps tools is a plus. Responsibilities include, but are not limited: • Utilize your knowledge of Linux, scripting, and Cloud…

> Linux Systems Administrator Fuse Engineering LLC Linux Systems Administrator Laurel, MD Description * Patching servers and workstations with Red Hat Satellite server * STIG compliance applied to all machines (assuming it makes sense to do so) * Maintaining STE compliance (SEAR logs, UAM reporting, McAfee reporting, Nessus Agent scanning) * Work with ESXi and vCenter to ensure virtual machines are patched and that VMs are running smoothly for end user developers and testers * Assist with Cisco…

SYSTEM ADMINISTRATOR Zeta Associates is actively looking for Linux System Administrators to join their team of highly skilled SA’s responsible for the development, installation and maintenance of large Linux based enterprise computer systems. The ideal candidate would have experience standing up and maintaining traditional bare metal as well as Cloud environments. Desired Skills or willingness to learn · K8s Deployment and administration · GitLab deployment and administration · Harbor deploymen…

Position Overview Provide administration, support, and operational excellence for Red Hat Enterprise Linux (RHEL) systems within a secure, mission-critical environment. Assist in integrating and managing hybrid infrastructure leveraging AWS cloud services. Key Responsibilities Install, configure, patch, and maintain Red Hat Enterprise Linux (RHEL) systems in both virtualized and physical environments Manage AWS components such as EC2, ELB, Auto Scaling, and other relevant services. Automate sys…

Qualifications / Education / Experience Five (5) or more years of experience as a Linux System Administrator Experience managing, configuring, and patching Red Hat Enterprise Linux (RHEL) systems Experience applying STIGs and remediating vulnerabilities identified by ACAS or similar security tools Experience supporting systems in virtualized environments (e.g., VMware vSphere) Experience integrating systems with monitoring and alerting platforms (e.g., SolarWinds, AIDE) Experience configuring a…

Be visionary Teledyne Technologies Incorporated provides enabling technologies for industrial growth markets that require advanced technology and high reliability. These markets include aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research, deepwater oil and gas exploration and production, medical imaging and pharmaceutical research. We are looking for individuals who thrive on making an impact and w…

Responsibilities: Stand up, configure, and maintain Linux servers. Monitoring and patching/upgrades to standard networking resources (routers, switches, firewalls). Monitoring and patching/upgrades to servers and VM hardware. Assist and incorporate security compliance controls as applicable. Support documentation of non-applicable controls. Assist with installation of new or replacement hardware or software. Configure and integrate hardware or software with existing networked infrastructure. As…

An established financial services organization is seeking a Linux Systems Administrator to help drive the reliability, security, and modernization of a large-scale enterprise Linux platform supporting mission-critical customer and business operations. Based out of the organization's Etobicoke office, this position is ideal for a Linux professional who enjoys working across complex hybrid environments spanning enterprise datacenters, virtualization platforms, and Microsoft Azure cloud infrastruc…

All positions require an active clearance. WE ARE HIRING OWNERS Set of X is led by industry veterans who see government contracting as a good community with plenty of opportunity to go around. With a shared desire to give back, grow the community, and do great work, the Set of X team is building an elite group of engineers with a strong sense of shared responsibility and ownership Because who you work with matters. ________________________________________________________________________ Set of …

Description On-site in Aberdeen Proving Ground, MD Our client seeks a Senior System Administrator to provide functional and empirical analysis of software systems and administer primarily Linux environments with some Windows support. The role is onsite at Aberdeen Proving Ground and may follow a 4x10 or 5x8 schedule. The position includes server installation and upgrades, troubleshooting, end-user device support, system monitoring, backup procedure development, and testing of operating systems,…

Position Information Job Title: Linux System Admin Contract Period: 6 months Working Location: San Jose CA 95134 Work Hours: 9am ~ 6pm Local Time Pay $38 - $42 JD Details Position Summary: The DevOps/System Engineer is responsible for effective installation/configuration, operation, and maintenance of systems hardware and software and related infrastructure. The system administration tasking will be focused on improving the stability and performance of the system, maintaining and improving the…