450 systems administrator jobs found

 We are seeking a skilled and dedicated Systems Administrator II to join our team. This role offers an exciting opportunity to support and maintain the day-to-day operations of our computer network systems, including workstations, file servers, and web servers.  Key Responsibilities Duties typically involve the installation of hardware, software, systems upgrades, network accounts, network security, and web page design, interface and updates, and local system design documentation. Will maintain, troubleshoot, and implement network security tools including firewalls, anti-virus, and intrusion detection services. Trains staff on software applicable to their position, assists customers with information technology, monitors system configuration (hardware and software), and provides instruction on computers and applications. Requirements  10  years of professional systems administration experience. Must be a US Citizen. An Active Secret Clearance...

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 ideal candidate must be an independent self-starter, be adept at supporting both Linux in a heterogeneous environment, and have excellent customer-facing...

Description SAIC has an immediate need for a BMC3 Systems Administrator Analyst with Linux full stack development experience. We are looking for an innovative and motivated individual at an SAIC facility in Grand Forks, ND to help plan and execute testing, training, maintenance, and operate the BMC3 ground simulation test lab hardware. Candidates must have experience with executing, and testing software developmental programs in support of program management to meet customer milestones. Job Description: Oversee the execution of security measures called out in the security plan to include timely scans of network resources and software patches. Provide effective provisioning, installation/configuration, operation, and maintenance of production Linux Servers in a VMWare Virtualized Environment. Apply DISA STIG compliance controls to secure systems. Responsible for daily system monitoring, security, server health, resources and log management of Linux and Windows...

Description: This position is participating in our External Referral Program. If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you'll receive a payment! code-extrefer Linux System Administrator - Clearance Required WHAT WE'RE DOING Join Lockheed Martin Rotary and Mission Systems, Cyber & Intelligence, where we foster innovation and integrity. As a Linux Systems Administrator, you'll be empowered to create "new realities" and pioneer solutions that break boundaries. Benefit from the support of a global technology leader that values innovative thinking and provides the resources to turn ideas into reality. Build on our proud legacy of achievement and contribute to shaping the future of aerospace, defense, and security solutions. THE WORK TKO provides systems engineering, software development, data science and cloud development and engineering services to the Cyber Infrastructure Solutions customer. The services enable...

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. Position Assignment: F-35 Systems Administrator located in Jyvaskyla, Finland, in support of training operations benefiting the Finnish Air Force. The System Administrator will support the sustainment, maintenance, and operation of F-35 training system devices, with a long-term deployment to Jyvaskyla, Finland. The selected candidate will be responsible for developing, configuring, and supporting computer applications, as well as setting up and monitoring training computer networks. They will perform a variety of maintenance, evaluation, and training tasks to ensure the training computer network...

Description: You will be the Systems Administrator Senior for our team. Our team is responsible for delivering elite IT services—including hardware and software troubleshooting, system installation, and comprehensive documentation—to Special Operations Forces within a DoD‑approved enclave. What You Will Be Doing As the Systems Administrator Senior, you will be responsible for provisioning, installing, configuring, operating, and maintaining mission‑critical systems and infrastructure while driving continuous innovation through research and development. Your responsibilities will include: Install, rebuild, and configure servers, hardware, peripherals, services, directories, and storage in accordance with standards and operational requirements. Monitor, backup, and archive log files; perform daily backup operations and verify data integrity and availability of all systems. Develop and document step‑by‑step procedures, create and maintain OS images, and...

Description: What We’re Doing: Lockheed Martin’s Electronic, Cyber & Information Warfare (ECIW) market segment within the RMS C6ISR line of business is focused on ensuring our customers can dominate the full Electromagnetic Spectrum (EMS), bringing capabilities to bear in the realms of intelligence, surveillance and reconnaissance (ISR), cyber techniques and effects, electronic warfare (EW), information operations (IO), and 5G.MIL; while delivering full-spectrum cyber capabilities and cyber resilient systems to our defense, intelligence community and global security customers. We are dedicated to helping governments and militaries around the world protect their platforms, systems, networks and data by: protecting networks, cyber hardening weapons, providing mission and training systems; outfitting cyber warriors with technologies for offensive and defensive missions; developing advanced technologies that enable cyber operations; and helping the intelligence community...

Description SAIC is looking for an intermediate to experienced network engineer / systems administrator with background in configuring, maintaining, and troubleshooting networking equipment, servers and processing systems. Also a background with spacecraft Command and Control processing/scheduling tools. Must have excellent speaking, listening and written communication skills. Team oriented and customer focused attitude is critical due to multiple networking locations and varied U.S. Government end users. • background needed with spacecraft Command and Control or processing/scheduling tools - Maintain all components of computer network software including software licenses, software version updates and anti-virus software. Configure and maintain firewalls, switches and servers in an operational environment. Troubleshoot network hardware issues. -Responsible for network administration, fault detection and fault isolation services, network traffic monitoring and minimising...

Description: What We’re Doing: Lockheed Martin’s Electronic, Cyber & Information Warfare (ECIW) market segment within the RMS C6ISR line of business is focused on ensuring our customers can dominate the full Electromagnetic Spectrum (EMS), bringing capabilities to bear in the realms of intelligence, surveillance and reconnaissance (ISR), cyber techniques and effects, electronic warfare (EW), information operations (IO), and 5G.MIL; while delivering full-spectrum cyber capabilities and cyber resilient systems to our defense, intelligence community and global security customers. We are dedicated to helping governments and militaries around the world protect their platforms, systems, networks and data by: protecting networks, cyber hardening weapons, providing mission and training systems; outfitting cyber warriors with technologies for offensive and defensive missions; developing advanced technologies that enable cyber operations; and helping the intelligence community...

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. Position Assignment: F-35 Systems Administrator located in Jyvaskyla, Finland, in support of training operations benefiting the Finnish Air Force. The System Administrator will support the sustainment, maintenance, and operation of F-35 training system devices, with a long-term deployment to Jyvaskyla, Finland. The selected candidate will be responsible for developing, configuring, and supporting computer applications, as well as setting up and monitoring training computer networks. They will perform a variety of maintenance, evaluation, and training tasks to ensure the training computer network...

Description: What We’re Doing: Lockheed Martin’s Electronic, Cyber & Information Warfare (ECIW) market segment within the RMS C6ISR line of business is focused on ensuring our customers can dominate the full Electromagnetic Spectrum (EMS), bringing capabilities to bear in the realms of intelligence, surveillance and reconnaissance (ISR), cyber techniques and effects, electronic warfare (EW), information operations (IO), and 5G.MIL; while delivering full-spectrum cyber capabilities and cyber resilient systems to our defense, intelligence community and global security customers. We are dedicated to helping governments and militaries around the world protect their platforms, systems, networks and data by: protecting networks, cyber hardening weapons, providing mission and training systems; outfitting cyber warriors with technologies for offensive and defensive missions; developing advanced technologies that enable cyber operations; and helping the intelligence community...

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 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...

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 Lockheed Martin is seeking a Systems Administrator to support Modeling, Simulation, and Training at the Joint Integrated Test and Training Center – Nellis (JITTC-N) at Nellis Air Force Base, Nevada. The selected candidate...

Description: What We’re Doing As part of Lockheed Martin Rotary & Mission Systems business area, our team supports multiple software applications in the Joint Air-to-Surface Standoff Missile (JASSM) Enterprise Software (JES) suite. JES unlocks the full capability of the weapon system with secure, streamline, machine-to-machine interfaces that diminish human error while keeping the operator in the loop. The Work As a Systems Administrator on the JES Program , you will: -Work in an Kanban environment providing support for implementation, troubleshooting and maintenance of various Information Technology (IT) systems, including networking equipment - Manage IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices -Patch and harden Windows and Linux (Red Hat) and networking systems with Security personnel to protect against Cyber Threats Please Note: -This position requires a government security...

Description: The Advanced Concepts Lab (ACL) at Lockheed Martin's Advanced Technology Laboratories (ATL) is seeking an IT Systems Engineer/Systems Administrator with a demonstrated ability to independently develop solutions to systems administration challenges in heterogeneous computing environments. The selected candidate will serve as a system and network administrator for multiple program and internal R&D systems that support the research and development activities carried out by ACL’s engineers and scientists. These systems collectively comprise 75+ servers and associated network devices, workstations, and application-specific hardware. ACL's systems generally include Windows, Linux, and VMware vSphere/ESXi machines running COTS, FOSS, and bespoke applications. ACL’s systems rely heavily on Python to automate processes. The selected candidate will be responsible for: * Selection, installation, configuration, and integration of hardware and software in support of program...

Description SAIC, a leading provider of systems engineering & integration, systems development & deployment, intelligence analysis and targeting, and training solutions for the Intelligence Community, is seeking creative and dedicated professionals to fulfill their career goals and objectives while delivering mission excellence on programs of national importance. Join SAIC on this newly awarded, 5-year contract where you can grow your career in a dynamic and supportive environment! The Systems Administrator (SA) will provide support for implementation, troubleshooting, and maintenance of Information Technology (IT) systems and will assist users in accessing and using those systems. The SA will support the design of systems, mission architecture, and associated hardware. They will also analyze and resolve complex problems associated with server hardware, applications, and software integration. The SA will remain involved in the resolution process and...

Description SAIC has an immediate opening for a ServiceNow Administrator in Annapolis Junction, on a very exciting program! In this role you will do many different things such as: Provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems Manage IT system infrastructure and any processes related to these systems Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all client/server/storage/network devices, mobile devices, etc. Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems Provide support for the escalation and communication of status to agency management and internal customers Provide support for the dispatch system and hardware problems and remains involved in the resolution process Configure and manage UNIX, Linux and Windows operating systems and installs/loads operating system...

Description SAIC has an immediate opening for a ServiceNow Administrator in Annapolis Junction, on a very exciting program! In this role you will do many different things such as: Provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems Manage IT system infrastructure and any processes related to these systems Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all client/server/storage/network devices, mobile devices, etc Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems Provide support for the escalation and communication of status to agency management and internal customers Provide support for the dispatch system and hardware problems and remains involved in the resolution process Configure and manage UNIX, Linux and Windows operating systems and installs/loads operating system software,...

Description SAIC is hiring a Windows System Administrator to be located in Groton, CT . The successful candidate will be the primary technical resource for Windows Systems Administration. This position requires the ability to assist with the architectural, engineering, administration of Windows infrastructure, as well as participate in the change process and incident response processes. The Windows System Administrator will provide: Desktop support of Windows 11 workstations in a Microsoft Active Directory environment. Microsoft Windows Server 2019, 2022, and 2025 support of virtual and physical servers. Management of VMware virtual environments and virtual networking (virtual distributed switches). Basic networking support, to include switch configuration of Brocade/Ruckus switches and routers. System patching utilizing Windows Server Update Services (WSUS) and Microsoft Endpoint Configuration Manager (MECM). Verification of system vulnerability compliance by...

Description SAIC's Horizon 2 program is seeking a System Administrator . This role provides support to the U.S. Space Forces mission of delivering warfighter capability via the Space Systems Command's Space Combat Power weapon system portfolio. This position is available in El Segundo, California . Fun stuff on the job you will do: Performs high-level, day-to-day operational maintenance, support, and upgrades for complex operating systems, workstations and servers Coordinates, directs and performs complex software installations and upgrades to operating systems and layered software packages Schedules installations and upgrades and maintains them in accordance with established IT policies and procedures Ensures workstation/server data integrity by evaluating, implementing, and managing appropriate software and hardware solutions of varying complexities Develops, implements and promotes standard operating procedures and schedules Conducts hardware and...