hackajob is collaborating with MANTECH to connect them with exceptional professionals for this role. MANTECH seeks a motivated, career and customer-oriented LINUX SERVER ADMINISTRATOR to join our team in QUANTICO, VA . This position supports mission-critical Department of War (DoW) IT infrastructure. The contractor will be responsible for the installation, configuration, maintenance, and security of Linux-based server environments on classified and unclassified networks to ensure the high avail…

hackajob is collaborating with MANTECH to connect them with exceptional professionals for this role. MANTECH seeks a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA. As a Linux Systems Administrator, you will help maintain and enhance the Sponsor’s Linux environment alongside a talented team. You will be responsible for the operating system software and its seamless integration with hardware and applications across the organization. Responsibiliti…

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 Lockheed Martin - US to connect them with exceptional professionals for this role. Who we are Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible. The Wo…

hackajob is collaborating with Verisk to connect them with exceptional professionals for this role. Description Join our Infrastructure team as a Senior Linux Infrastructure Engineer and help shape the secure, reliable, and high-performing systems that power our business. As a Linux subject matter expert, you will take ownership of complex enterprise environments across on-premises and cloud infrastructure, using automation and modern engineering practices to improve resilience, scalability, an…

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…

hackajob is collaborating with MANTECH to connect them with exceptional professionals for this role. MANTECH seeks an experienced and passionate, career and customer-oriented Systems Engineer to join our team located in the Fort Meade, MD area. Responsibilities include, but are not limited to: Deploy and maintain IT automation solutions to manage data repositories within secure, isolated network architectures. Design, implement, and manage enterprise-level virtualized environments and infrastru…

Linux System Administrator - Oracle Linux Introduction: As a Linux System Administrator specializing in Oracle Linux, you will be responsible for installing, configuring, maintaining, and integrating UNIX-based operating systems and related hardware. You will troubleshoot system problems, monitor system activities, and optimize performance while ensuring system security. Additionally, you will work on designing disaster recovery plans, implementing security measures, and maintaining various app…

GovCIO is currently seeking a Senior Linux Administrator to support the installation, configuration, maintenance, and optimization of Linux based systems in support of 616th Operations Center (616 OC) operations. This position will be located in San Antonio, TX and will be an onsite position. Responsibilities Manages and maintains Linux-based systems and servers. Primary duties include installing, configuring, updating, and hardening Linux operations systems and software applications. Ensures s…

We're seeking a Linux Engineer with deep systems expertise and Python/scripting experience to join our growing global team. You will be responsible for engineering and operating Linux at scale across our mission critical environment, while also improving automation and self-service tools that enhance our ability to manage IMC's servers. The Linux Engineering team is responsible for the provisioning, configuration, performance, and reliability of a large-scale Linux infrastructure that supports …

SMBC Group is a top-tier global financial group. Headquartered in Tokyo and with a 400-year history, SMBC Group offers a diverse range of financial services, including banking, leasing, securities, credit cards, and consumer finance. The Group has more than 130 offices and 80,000 employees worldwide in nearly 40 countries. Sumitomo Mitsui Financial Group, Inc. (SMFG) is the holding company of SMBC Group, which is one of the three largest banking groups in Japan. SMFG’s shares trade on the Tokyo…

Systems Engineer III – Linux Administrator Location: Kirkland, WA / San Diego, CA Job Summary We are seeking an experienced Linux Administrator to support enterprise Linux infrastructure, security remediation, patching, automation, and day-to-day OS engineering operations. The ideal candidate should have strong hands-on Linux Administration experience with Puppet, Bash, and Red Hat environments. Key Responsibilities Administer and support enterprise Red Hat Linux (RHEL 8/9) environments. Perfor…

Job Title: Linux Administrator Location: Columbus, OH (Hybrid) Employment Type: Full-time Job Description: Linux Administrator We are seeking a Linux Administrator to manage, maintain, and secure our Red Hat Enterprise Linux (RHEL) infrastructure, ensuring high system uptime and optimal performance. Key Responsibilities Install, configure, and patch RHEL (7/8/9) servers across physical and virtual environments. Automate routine operational tasks using Bash or Ansible. Manage storage configurati…

HonorVet Technologies is a veteran-owned IT staffing firm, ISO 9001 and ISO 27001 certified, working with federal agencies, state governments, and Fortune 500 enterprise clients across the US. What makes us different isn''t a tagline — it''s the way we work. We don''t forward resumes and hope for the best. We take the time to understand where a professional like you is headed and only reach out when we genuinely believe there''s a fit worth exploring. Title: Systems Engineer - III (Linux Admini…

Job Title: Linux Admin Location: Phoenix, AZ (Day 1 Onsite) Job Type: Contract (Long Term) Experience: Mid to Senior level Job Overview Our client is seeking an experienced Linux Admin with a strong DevOps background to join their team in Phoenix, AZ on a long-term engagement. The ideal candidate will combine deep Linux administration expertise with hands-on software development and DevOps tooling skills. Key Responsibilities Administer and maintain Linux servers, storage, and network infrastru…

Job: 3046100 Job Description: Linux Administrator Location: Chicago, Illinois (Onsite) Salary: 90k - 110k Role Overview This role is responsible for the installation, operation, and maintenance of environments with servers running Red Hat Enterprise Linux and VMware ESXi on HPE hardware and in the Azure Cloud. The servers primarily host Oracle applications, Oracle databases, and various other third-party and supporting applications across multiple company locations. Key Responsibilities Partici…

Job Summary (List Format): - Responsible for installing, configuring, and maintaining Red Hat Enterprise Linux (RHEL) servers in containerized environments. - Manage and monitor container orchestration platforms, including Kubernetes and OpenShift. - Implement best practices for secure, scalable, and efficient container deployments. - Troubleshoot and resolve issues related to RHEL systems and container infrastructure. - Collaborate closely with DevOps and development teams to support CI/CD pip…

Job ID: 2614508 Location: Pearl City, HI, US Date Posted: 2026-07-13 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a Linux Systems / Cloud Administrator to serve on a team supporting our customer, the HQ USINDOPACOM J76, K. Mark Takai Pacific Warfighting Center . The…

Location: Sacramento, CA Salary: $102,000.00 USD Annually - $125,000.00 USD Annually Description: Linux Systems Administrator Location: Remote (Must live within 2 hours of Sacramento, CA) Travel: Occasional travel to Sacramento-area data centers as needed On-Call: Participation in an on-call rotation required About the Role We are seeking a motivated, early-career Systems Administrator to support our IBM AIX infrastructure and enterprise host systems environment. This is an excellent opportunit…