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23 system administrator jobs found in King of Prussia

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King of Prussia United States system administrator
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Lockheed Martin
Apr 16, 2026
Systems Engineer-IT, Sr / Top Secret / Onsite: KoP, PA
Lockheed Martin King of Prussia, PA
Description: Primary job responsibilities include, but are not limited to: - Designing, estimating, ordering, tracking, installing, configuring, securing, hardening, remediating, testing, upgrading and decommissioning of data center equipment, network switches, virtual servers, physical servers, client workstations and network-attached storage equipment. - Application support to program engineers is an essential part of the day-to-day responsibilities that ensures a successful synergy between program deliverables and the underlying IT infrastructure. - The selected candidate will be responsible for the ongoing operations, maintenance and continuous improvement of multiple classified IT program environments. - This IT professional will ensure that the Space IT systems are managed, controlled and compliant with the Security Technical Implementation Guide (STIG) and the Risk Management Framework (RMF). Basic Qualifications: - Current DoD 8570.01-M IAT Level II or III...
Lockheed Martin
Apr 16, 2026
Systems Engineer-IT, Sr / Top Secret / Onsite: KoP, PA
Lockheed Martin King of Prussia, PA
Description: The selected candidate will be responsible for the ongoing operations, maintenance and continuous improvement of multiple classified IT program environments. This IT professional will ensure that the Space IT systems are managed, controlled and compliant with the Security Technical Implementation Guide (STIG) and the Risk Management Framework (RMF). Primary job responsibilities include, but are not limited to: - Designing, estimating, ordering, tracking, installing, configuring, securing, hardening, remediating, testing, upgrading and decommissioning of data center equipment, network switches, virtual servers, physical servers, client workstations and network-attached storage equipment. - Application support to program engineers is an essential part of the day-to-day responsibilities that ensures a successful synergy between program deliverables and the underlying IT infrastructure. If you are looking for a hands-on role with the flexibility to learn and...
Lockheed Martin
Apr 01, 2026
System Admin - Advanced Electronic Systems (EXPAT- Marshall Islands)
Lockheed Martin King of Prussia, PA
Description: WHO YOU ARE Lockheed Martin Rotary and Mission Systems Business Area is seeking an experienced System Administrator to support the Space fence radar operations site located at Sensor Site (SS) 1 on Kwajalein Atoll, Marshall Islands. This is an Expat role to the Marshall Islands. Tasking includes performing mission operations, computer maintenance and reconfiguration on Digital Processing Group and Mission Subsystem, managing communications equipment, network administration, information assurance, data recording/data management. Additional responsibilities may include cross-training with radar technicians to perform maintenance on array equipment, supplementing critical radar corrective maintenance actions/requirements. Successful candidate shall provide a continuous level of engineering services support at the Space Fence radar sensor site located on Kwajalein Atoll in the Marshall Islands, maintaining effective customer communications and relations. May provide...
Lockheed Martin
Feb 25, 2026
Security Systems Specialist & Technical Operations
Lockheed Martin King of Prussia, PA
Description: Current Secret with ability to obtain TS/SCI access. The Security Systems Specialist & Technical Operations performs a variety of activities on security systems. The activities ensure compliance with applicable LM policies and US Government secure facility design requirements in CFR 117, ICD 705, and applicable UFC guides and system. Responsibilities include: - Performs a variety of activities on information systems utilized in the Security organization including data extraction and report generation. - Requires proficiency in physical security systems applications for video surveillance, security alarms, access control systems. - Provides definitive security system requirements for proprietary areas, and system level requirements for classified program areas in conjunction with the Physical Security and Accreditation Branch for their application. - Recommends and assists in the development and enforcement of LM Space enterprise standards for these...
Lockheed Martin
Feb 06, 2026
Linux Systems Administrator, Sr / TS/SCI Poly / Onsite: KoP, PA
Lockheed Martin King of Prussia, PA
Description: Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees work with our partners around the world to bring the latest technology to our customers’ toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. This Enterprise Operations (EO) position supports the Lockheed Martin Space division located in King of Prussia, PA. This IT professional will ensure that the Lockheed Martin IT systems are managed, controlled, and compliant with the Corporate Information Protection Manuals (CIPM). This includes upgrades, operations and maintenance, Hardware and Software installations, domain accounts, password issues and service requests (Servers, Workstations, and Storage). In this position the chosen candidate will expand their computer systems skills across servers,...
Lockheed Martin
Apr 17, 2026
Software Engineer - Early Career
Lockheed Martin King of Prussia, PA
Description: By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel development and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. At Lockheed Martin, we place an emphasis on empowering our employees by fostering innovation, integrity, and exemplifying the epitome of corporate responsibility. Your Mission is Ours. Lockheed Martin Space in King of Prussia, PA is seeking a full-time Early Career Software Engineer. In this role, you will work in a team environment utilizing software methodologies and processes. The successful candidate will have...
Lockheed Martin
Apr 17, 2026
Senior DevSecOps Engineer - Top Secret Clearance Required to Start
Lockheed Martin King of Prussia, PA
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 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. THE WORK Lockheed Martin is seeking a highly skilled...
Lockheed Martin
Apr 16, 2026
Cyber Systems Security Engineer Senior
Lockheed Martin King of Prussia, PA
Description: Cyber Systems Security Engineer (CSSE) – TTWCS Program What We're Doing At Lockheed Martin Rotary and Mission Systems, we are shaping the future of defense and security through innovation, integrity, and visionary thinking. Our teams apply the highest standards of business ethics and technical expertise to design solutions that safeguard our nation and allies. Every day, we push boundaries to ensure mission success—and we invite you to be part of this critical work. The Work As a Cyber Systems Security Engineer (CSSE) supporting the TTWCS program, you will: Support the TTWCS modernization effort with architecting new solutions. Conduct cyber risk assessment activities, including threat modeling, vulnerability analysis, and evaluation of mitigation strategies. Develop, analyze, and validate security design constraints within the cyber domain. Collaborate with cybersecurity engineers, system architects, and developers to ensure robust, secure system...
Lockheed Martin
Apr 15, 2026
Dev Sec Ops Engineer
Lockheed Martin King of Prussia, PA
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. As a Dev Sec Ops Engineer you will: • Collaborate with Infrastructure Technical...
Lockheed Martin
Apr 15, 2026
DevSecOps Engineer, Senior - (Active TS/SCI)
Lockheed Martin King of Prussia, PA
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. Are you a Senior DevSecOps Engineer for something different? In this role you will: +...
Lockheed Martin
Apr 15, 2026
Dev Sec Ops Engineer
Lockheed Martin King of Prussia, PA
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. As a Dev Sec Ops Engineer you will: • Collaborate with Infrastructure Technical...
Lockheed Martin
Apr 14, 2026
Information System Security Manager (ISSM)
Lockheed Martin King of Prussia, PA
Description: Who we are: Lockheed Martin is a pioneer in cyber security—partnering, innovating, and building cutting edge solutions. Our talented employees tackle the world’s toughest engineering challenges every day, leveraging their unique skills and experiences to design and deliver breakthrough technology. We empower our people to think big, perform with excellence, and create extraordinary products. If you have the passion and courage to dream boldly, join our culture and help build a better tomorrow. We provide the resources, inspiration, and focus you need to succeed. What We’re Doing: At Lockheed Martin Rotary and Mission Systems, we are driven by innovation and integrity. We believe that by applying the highest standards of business ethics and visionary thinking, everything is within our reach and yours as a Lockheed Martin employee. Lockheed Martin values your skills, training, and education. As a cyber security professional at Lockheed Martin, you'll be part of...
Lockheed Martin
Apr 03, 2026
Sr. Infrastructure Engineer - (Top Secret Required)
Lockheed Martin King of Prussia, PA
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. As a Senior Systems Engineer-IT, you will: - Provide systems (server/application/network)...
Lockheed Martin
Apr 03, 2026
Senior DevSecOps Engineer, Level 3 - Top Secret - Clearance Required
Lockheed Martin King of Prussia, PA
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 re-imagining 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 successful candidate should be excited about opportunities incorporating new...
Lockheed Martin
Mar 26, 2026
Cloud Architect
Lockheed Martin King of Prussia, PA
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. As a Cloud Architect you will: • Define cloud architecture blueprints (IaaS, PaaS, SaaS)...
Lockheed Martin
Mar 21, 2026
DevSecOps Engineer Senior - Top Secret Clearance Required to Start
Lockheed Martin King of Prussia, PA
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 re-imagining 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. Are you ready to invent the future? Lockheed Space is leveraging emerging,...
Lockheed Martin
Mar 18, 2026
Senior Systems Engineer -IT (Clearance Required)
Lockheed Martin King of Prussia, PA
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 Engineer 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 • This is a “hands on” IT engineering job always looking at how to increase efficiencies in the environment and then working to implement them. • Manage IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices • This position will focus on Windows environment...
Lockheed Martin
Mar 04, 2026
Information Systems Security Officer - Mid Career (Level 3)
Lockheed Martin King of Prussia, PA
Description: This position requires Final Secret clearance with ability to obtain Top Secret. The Cybersecurity Analyst will partner with the security team, program, and government customers to perform as an Information Systems Security Officer (ISSO) in King of Prussia, PA. Classified Cybersecurity Analysts help secure lifesaving products and critical state-of-the-art engineering and manufacturing systems by applying cutting edge cybersecurity principles. Rising to the challenge of building a more secure world for the warfighter, space exploration, climate sustainability and commercial use. The work that Cybersecurity Analysts do can be summarized in this way: - You will have a direct impact to national security, ultimately contributing to protecting your loved ones – this is dynamic, gratifying and impactful work! - You will have the opportunity to engage in all aspects of the cyber discipline - You can enjoy a work-life balance that allows for flex hours and a...
Lockheed Martin
Feb 21, 2026
Staff DevSecOps Engineer - Top Secret Clearance Required
Lockheed Martin King of Prussia, PA
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 re-imagining 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 successful candidate should be excited about opportunities incorporating new...
Lockheed Martin
Feb 18, 2026
Systems Engineer - IT - Top Secret Clearance Required
Lockheed Martin King of Prussia, PA
Description: WHAT WE'RE DOING As part of Lockheed Martin Rotary & Mission Systems business area, our team supports multiple software applications across the MIC2 line of business. This position is in the C4ISR market segment supporting United States Air Force and Navy programs specializing in software and systems engineering under the Weapons Platform Integration organization. THE WORK As a IT- Systems Engineer across the MIC2 line of business , 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, harden and design Windows and Linux (Red Hat) and networking systems with Security personnel to protect against ever changing Cyber Threats Please Note: • This position requires a government...
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