535 systems administrator jobs found

Description SAIC is seeking a Senior Systems Administrator located in Huntsville, AL to support USPACOM to enhance and upgrade a myriad of applications and services, in an enterprise environment. As part of team, you will participate in implementation and maintenance of Cloud and On-Prem IT Infrastructure to support software development in Modeling and Simulation. The Senior Systems Administrator will be responsible for but not limited to the following duties: Provide level II and III systems support to Huntsville based software development team. Provide user level testing of the platform prior to deployment of the software. Linux and Windows Administrative duties (RHEL & Ubuntu) Support the maintenance and connectivity of the development platform on a private cloud on prem. Create and manage user and group accounts across enclaves of responsibilities Respond to and implement Cyber Tasking Orders. Apply patches to systems and...

Description SAIC is seeking a highly motivated and skilled Senior Systems Administrator II - Desktop Support to join our MAJESTIC Joint Program Office (JPO) Team in support of an on-premises enterprise IT environment. This individual will provide desktop maintenance of mission-critical systems and infrastructure, including Windows Servers, Red Hat Enterprise Linux (RHEL), and Nutanix hyper-converged platform solutions. The successful candidate will serve as a member of a dynamic team responsible for ensuring the performance, reliability, and security of a large-scale enterprise IT environment. The Systems Administrator II - Desktop Support will be responsible for desktop administration, patch management, system troubleshooting, and the implementation of new capabilities to meet operational and mission requirements. This role requires direct on-site support in the Springfield, VA location. Key Responsibilities: Perform day-to-day system...

Description SAIC is seeking a Systems Administrator based in Sasebo, Japan. The qualified candidate will provide systems and network administration support to a fielded command and control system. Embedded personnel are considered subject matter experts (SME), mission essential and deployable on any Regional Combat Command (RCC) exercises or operations that require the use of C2 Family of Systems. The FSET provides on-site technical support at the garrison and deployed locations where the C2 system operates. Embedded personnel must relocate to the country in which the system operates for a minimum of 1 year assignment. Personnel may receive housing, cost of living, and relocation allowances in addition to base salary. This role cannot be supported remotely. Job Responsibilities: Installation of new hardware or software Creating and managing user accounts Maintaining computer systems such as servers and databases Planning and properly responding to system outages and...

Description SAIC is seeking a Senior Systems Administrator located on Ford Island in Hawaii to support the HQ USINDOPACOM J76, K. Mark Takai Pacific Warfighting Center to enhance and upgrade a myriad of applications and services, in an enterprise environment. As part of team, you will participate in implementation and maintenance of Cloud and On-Prem IT Infrastructure to support the customer. JOB DESCRIPTION: Provide level II and III systems support to Helpdesk and staff of PWC. Create and manage user and group accounts across enclaves of responsibilities. Create and maintain baseline system images and configuration using MDT, MECM, DSC Kickstart, and Ansible. Respond to and implement Cyber Tasking Orders. Apply patches to systems and conduct regression tests. Apply STIGs and conduct regression tests. Set up and monitor backups. Restore files as needed. Routinely test restoral process. Monitor cloud consumption and cost. Monitor hardware health. Monitor...

Description We are seeking an experienced RHEL 8+ Linux Systems Administrator specializing in Red Hat Enterprise Linux (RHEL) 8 or later to support and maintain secure, mission-essential, air gapped information systems. You will have a strong background in enterprise Linux administration, cybersecurity best practices, and operations within isolated or high-assurance computing environments working in our El Segundo, CA office. Key Responsibilities: Install, configure, harden, and maintain RHEL 8+ systems across air gapped environments. Perform system patching, repository management, and package deployment without external network connectivity. Develop and maintain system baselines, documentation, and configuration standards aligned with security and compliance requirements. Monitor system performance, troubleshoot issues, and support incident response activities. Implement STIGs, CIS benchmarks, and other hardening guidelines as required. Support secure...

Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. The Bobcat program is seeking a Systems Administrator/Configuration Management Analyst....

Description: • Provide Domain/Systems Administrator Engineer of the Mission LAN, and oversee the maintenance, optimal function, and patching of the LAN’s operating system, and the GOTS, COTS, and custom software products running on it. • Perform system startup, shutdown, backups, and restores and maintain records of the Cartoon operating system upgrades/changes for reporting purposes. • Conduct virus scanning and firewall protection of the Mission LAN in compliance with the Sponsor’s ISSM • Provide Data Transfer Officer (DTO) services between UNCLASSIFIED and CLASSIFIED networks as needed by the Sponsor • Coordinate assistance from the Sponsor’s corporate resources when required, if encountering a problem that the Contractor team cannot solve • Ensure security compliance with the Sponsor’s ISSM for all components of the network • Perform other system administration duties as requested by the Sponsor. Basic Qualifications: • Minimum 3 years experience as a Systems Administrator •...

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 a highly scientific user and mission driven facility. This individual would support both projects (60%) and user (40%) actives in a high interrupt tiered support environment requiring rapid response to the most complex customer systems inquiries. On a daily basis this individual may divide their time between (1) managing junior Admins to support lower level issues; (2) identifying, evaluating and prioritizing customer problems to ensure that inquiries are resolved appropriately; (3) conducting project work on several complex system projects simultaneously; and (4) managing and actively reporting on project status. The duties will include, but not be limited to: Providing Mid-Tier to Top-Tier Systems Administration for clients and servers in a heterogeneous environment....

Description SAIC is looking for a systems administrator in Albuquerque, New Mexico who's ready to jump into meaningful work supporting Space Systems Command and the US Space Force. If you enjoy solving problems, building smart technical solutions, and working with people who care about national security, this role might be your next adventure. You'll get hands-on with both physical and virtual systems, web-based apps, and all the behind-the-scenes tech that keeps missions running smoothly. You'll partner with Active Duty personnel, government staff, and contractors to keep systems secure, stable, and ready for action. Expect a fast-paced environment where you'll troubleshoot issues, recommend improvements, and dive deep into root cause analysis - all while helping design and support resilient, secure IT solutions. This role covers everything from server and workstation setups to LAN support, and it's based in beautiful Albuquerque, New Mexico. Because technology evolves...

Description SAIC is hiring for a Systems Administrator in Anaheim, CA. This is a remote role. Role and responsibilities: The Systems Administrator is responsible for the administration, maintenance, monitoring, and optimization of enterprise systems, servers, backup infrastructure, and operational platforms to ensure system availability, performance, security, and data integrity. This role provides day-to-day systems administration support for backup and recovery environments, ERP and business systems, datacenter assets, and infrastructure operations. Ensures reliable system performance through proactive monitoring, backup validation, operational support, process improvement, and adherence to IT policies, security requirements, and service delivery standards. Performs high-level, day-to-day operational maintenance, support, and upgrades for Veeam Backup and Replication, Schedules server and workstation backups and maintains the backups in accordance with established IT...

Description: • Provide Domain/Systems Administrator Engineer of the Mission LAN, and oversee the maintenance, optimal function, and patching of the LAN’s operating system, and the GOTS, COTS, and custom software products running on it. • Perform system startup, shutdown, backups, and restores and maintain records of the Cartoon operating system upgrades/changes for reporting purposes. • Conduct virus scanning and firewall protection of the Mission LAN in compliance with the Sponsor’s ISSM • Provide Data Transfer Officer (DTO) services between UNCLASSIFIED and CLASSIFIED networks as needed by the Sponsor • Coordinate assistance from the Sponsor’s corporate resources when required, if encountering a problem that the Contractor team cannot solve • Ensure security compliance with the Sponsor’s ISSM for all components of the network • Perform other system administration duties as requested by the Sponsor. Basic Qualifications: • Minimum 3 years experience as a Systems Administrator •...

Description SAIC is seeking a highly motivated Senior Cloud Systems Administrator to join our expanding, multi-disciplined team of professionals at our Identity and Data Sciences Laboratory (IDSL). The selected individual will be instrumental in the administration, management, and configuration control of the IDSL's cloud-based systems for large scale data analytics processing. These in-house developed, high availability environments are leveraged by the IDSL team in the evaluation of emerging hardware and software technologies designed to improve the efficiency, effectiveness, and satisfaction of travel and trade processes used by our customers. This is a hybrid position based in Upper Marlboro, MD - 3 Days in Office / 2 Days Remote. Job Duties: Work in tandem with the IDSL Cloud Security Administrator, Corporate Cyber Team, and customer security representatives, to maintain cloud system configurations, security strategies, policies, and procedures in...

Basic Qualifications Bachelor’s degree in Computer Science, a related field or equivalent experience is required plus a minimum of 8 years of relevant experience; or Master's degree plus 6 years of relevant experience. CLEARANCE REQUIREMENTS: Department of Defense Top Secret clearance required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required. Responsibilities for this Position Put your engineering talent to the ultimate test. At General Dynamics Mission Systems, we create the technologies, products and services that help our service members, intelligence analysts and first responders keep our nation safe. The work we do is so advanced our teams often redefine what’s possible for the world. If you want to be a...

 TRISTAR is seeking a talented Systems Administrator II / Lab Manager to support the Intelligence & Cyberspace Operations of the Azurite Program.    Job  Description :  The Sys Admin II / Lab Manager will install, configure, and troubleshoot specialized software development platforms and tools, as well as deploy and manage software hosting technologies (e.g., virtual machines, containers, cloud instances) for experimental applications.  Active system administration, performance monitoring, and ensuring the stability and availability of these unique R&D environments to facilitate rapid prototyping and experimentation. About TRISTAR TRISTAR is a professional services company supporting U.S. Department of Defense programs. Our core competencies include Electronic Warfare, Enterprise Management, Full Spectrum Cybersecurity, Information Technology, Digital Transformation, Software Engineering and Development, Maritime Modernization and Engineering, and...

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 systems and cloud administrator will be a part of a close team that is maintaining, enhancing and upgrading a myriad of applications and services, in an enterprise environment. As part of team, you will participate in implementation and maintenance of Cloud and On-Prem IT Infrastructure to support the customer. JOB DESCRIPTION: Administer all Linux servers (RHEL, CentOS, Ubuntu) across the enterprise Monitor health, performance, and availability of Linux infrastructure; remediate issues Provide HW/OS support to Modeling & Simulation (M&S) and C4I systems during exercises Patch Linux servers (NDM, PTEN-S) and apply Linux STIGs Maintain Satellite Servers and local repos Maintain and develop Ansible playbooks for configuration management and automation Maintain Kickstart for...

Description: Join the Lockheed Martin Aeronautics Field Sustainment Team. Our customers include both the U.S. Military and international governments and organizations. Our global reach and technical depth offer an endless amount of opportunities for up-and-coming Autonomic Logistics Information Systems (ALIS) or Mission Planning Environment (MPE) professionals seeking a place to make their mark – or for seasoned Autonomic Logistics Information Systems (ALIS) or Mission Planning Environment (MPE) professionals seeking their next career challenge. ALIS/MPE Administrators directly support JSF operations by assuring the integrity of data stored within the system by maintaining the internal databases and applications. The successful candidate will serve as the point of contact in customer discussions during the flight and evaluation activities while maintaining system functionality. Candidate must be able to obtain and maintain Special Access Program clearance required for program...

Description Position Description: The Network/Server Administrator is responsible for the installation, configuration, maintenance, and reliable operation of computer systems, servers, and networks supporting Delta 10 at Patrick SFB, Florida. This role ensures that IT infrastructure is secure, efficient, and available to meet organizational needs, including support for Special Access Programs (SAPs), Collateral, Sensitive Compartmented Information (SCI), and Department of Defense (DoD) agencies such as HQ Air Force, Office of the Secretary of Defense (OSD), and Military Departments. The qualified applicant will directly support Delta 10's mission in the planning, development, and execution of wargames, concept evaluation, and large-scale field experimentation focused on space and cyber implications within all-domain structures. The Network/Server Administrator will provide day-to-day support for Delta 10/S6 Directorate systems, including Bldg 991 and the Wargame Center, and...

Description: Join the Lockheed Martin Aeronautics Field Sustainment Team. Our customers include both the U.S. Military and international governments and organizations. Our global reach and technical depth offer an endless amount of opportunities for up-and-coming Autonomic Logistics Information Systems (ALIS) or Mission Planning Environment (MPE) professionals seeking a place to make their mark – or for seasoned Autonomic Logistics Information Systems (ALIS) or Mission Planning Environment (MPE) professionals seeking their next career challenge. ALIS/MPE Administrators directly support JSF operations by assuring the integrity of data stored within the system by maintaining the internal databases and applications. The successful candidate will serve as the point of contact in customer discussions during the flight and evaluation activities while maintaining system functionality. Candidate must be able to obtain and maintain Special Access Program clearance required for program...

Description SAIC is seeking an experienced System Administrator in support of a managed services engagement for a major Public Sector account. The successful candidate will join a team of Administrators responsible for: Managing our client's Windows, Linux, Azure, and M365 services and systems. You will be required to install and manage IaaS services, PaaS services, M365 services, Active Directory, Exchange, VMWare including and not limited to -- performance tuning, storage management, backup and recovery, security, and operational and application support. Along with the rest of the team this position will be on rotation 7x24 on-call support duties. The incumbent should have extensive experience with Windows and Linux Administrative tooling, excellent problem-solving skills, and hands-on experience in all aspects listed above. Qualifications Bachelor's degree and five (5) years or more experience; Four additional years' experience may be considered in lieu of a...

Description: WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreaking technology, advanced manufacturing processes, and a world-class team of professionals. Our mission-driven approach and unwavering dedication to excellence ensure that we continue to deliver superior products and solutions to our customers around the world. THE WORK Position Assignment: Autonomic Logistics Information Systems (ALIS) Administrator for F-35 supporting Lask, Poland. This is a one-year assignment. This position will offer a long-term deployment to a foreign country. The...