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13 network engineer sr secret onsite jobs found

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Information Technology United States network engineer sr secret onsite
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Lockheed Martin
Apr 16, 2026
Network Engineer, Sr / Secret / Onsite: TX or GA
Lockheed Martin Fort Worth, TX
Description: This position is to join the Classified Network Operations Team Supporting LM Aeronautics in either Fort Worth, TX or Marietta, GA. This position will support classified network infrastructure covering maintenance, troubleshooting and daily operations supporting all lines of business at Lockheed Martin Aeronautics, including ADP, IFG and the Joint Strike Fighter Program (JSF). The candidate selected will need to be a self-starter, able to work in fast paced environment and display strong communication skills as well as administer and maintain network infrastructure across multiple platforms. They will support day to day maintenance of hardware appliances such as Cisco Switches, Palo Alto and Juniper Firewalls and type 1 encryption devices with a heavy focus on Collaboration components. Candidate will support networking tools such as Cisco ISE, Cisco DNA Center and Cisco Call Manager. Also will be responsible for planned infrastructure upgrades, installation...
Lockheed Martin
Jun 12, 2026
Full Stack Engineer Sr Staff - Skunk Works© - Level 5
Lockheed Martin Fort Worth, TX
Description: We are Lockheed Martin You will be the Full Stack Engineer Sr Staff - Skunk Works© - Level 5 for the Aeronautics Ground Systems team which is responsible for delivering secure, high‑performance cloud and hybrid platforms that enable the nation’s most ambitious aeronautical missions. What You Will Be Doing As the Full Stack Engineer Stf - Skunk Works© - Level 5 you will be responsible for building resilient infrastructure, turning code into launch‑ready pipelines, and ensuring DoD‑mandated security at every layer. - Design, develop, and maintain secure CI/CD pipelines for platform deployment (RKE2, Rancher, etc.) - Implement Infrastructure‑as‑Code (IaC) using Terraform, Pulumi, CloudFormation, or PowerShell to automate and standardize environments - Enforce security standards across all code and infrastructure artifacts, ensuring continuous compliance - Manage multi‑network, hybrid‑cloud environments spanning AWS, Azure, and on‑premise resources - Support...
Lockheed Martin
Jun 09, 2026
Windows Sr. 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 Windows Sr. 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...
Lockheed Martin
Jun 09, 2026
Systems Engineer - IT SR - 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 in the Tactical Tomahawk Weapons Control System (TTWCS). We develop and maintain the foundational layer of TTWCS, including networking infrastructure and process management, in addition to Tactical Command and Control applications handling mission planning and missile communication. In a nutshell, our team ensures the United States Navy has the tools it needs to carry-out precision missions across the globe. THE WORK As a IT- Systems Engineer Sr. on the TTWCS Program , you will: • Lead a Kanban environment reporting to the Lab Manager on current and future tasking. • Provide 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...
Lockheed Martin
May 29, 2026
Systems Engineer-IT / Level 4
Lockheed Martin Boulder, CO
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. LM SPACE: WHAT WE'RE DOING 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. And we’re reimagining how space can connect us, ensuring security and prosperity. THE WORK Lockheed Martin is seeking a talented level 4 Systems Engineer-IT with a Secret clearance to work from our Boulder, CO location . As Systems Engineer-IT, you will: Perform technical planning, system...
General Dynamics Mission Systems, Inc
Apr 13, 2026
Advanced DevOps Specialist with Linux/RedHat
General Dynamics Mission Systems, Inc Dedham, MA
Basic Qualifications Education Requirements: Bachelor’s degree in Computer Science, a related field or equivalent experience is required plus a minimum of 5 years of relevant experience; or Master's degree plus 3 years of relevant experience. Clearance Requirements: Ability to obtain a Department of Defense Secret security clearance is 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 At General Dynamics Mission Systems, we create the technologies, products and services that help our nation’s heroes keep our nation safe. The work we do is so advanced, we are continuously moving the boundaries of what’s possible. Here you’ll work with the best and your talent will be...
Lockheed Martin
Jul 14, 2026
Software Engineer Sr. Staff / Embedded HWIL / C++ / Dallas, TX
Lockheed Martin Grand Prairie, TX
Description: You will be the Software Engineer Sr. Staff for the Lockheed Martin Missiles and Fire Control (MFC) team. Our team is responsible for designing, developing, and manufacturing precision engagement aerospace and defense systems for the U.S. and allied militaries. Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. As a Software Engineer Sr. Staff at MFC, you will join one of the largest networks of software professionals, implementing cutting edge technologies on both existing and new development platforms. You will be helping us solve the world’s most difficult challenges supporting such wide-ranging domain areas such as aircraft flight command and...
General Dynamics Mission Systems, Inc
Jun 15, 2026
Sr Advanced Configuration Management Associate
General Dynamics Mission Systems, Inc Manassas, VA
Basic Qualifications Bachelor's degree in Business, a technical field or equivalent experience plus a minimum of 2 years related experience is required. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required within a reasonable period of time. 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 The responsibility is career-defining. So is the opportunity. At General Dynamics Mission Systems, we invent the technologies, products and services, that help our nation’s heroes keep our nation safe. The work is so advanced, our teams regularly redefine innovation and excellence for the world. If you’re looking for a challenge, you’ve just found it. We apply advanced...
Lockheed Martin
May 23, 2026
Software Engineer Senior / Embedded HWIL / C++ / Dallas, TX
Lockheed Martin Grand Prairie, TX
Description: You will be the Software Engineer Sr for the Lockheed Martin Missiles and Fire Control (MFC) team. Our team is responsible for designing, developing, and manufacturing precision engagement aerospace and defense systems for the U.S. and allied militaries. Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. As a Software Engineer Sr at MFC, you will join one of the largest networks of software professionals, implementing cutting edge technologies on both existing and new development platforms. You will be helping us solve the world’s most difficult challenges supporting such wide-ranging domain areas such as aircraft flight command and control, air traffic...
Lockheed Martin
May 07, 2026
Senior Software Engineer / Embedded, Grand Prairie, TX
Lockheed Martin Grand Prairie, TX
Description: You will be the Senior Software Engineer Sr for the Lockheed Martin Missiles and Fire Control (MFC) team. Our team is responsible for designing, developing, and manufacturing precision engagement aerospace and defense systems for the U.S. and allied militaries. Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. MFC is a recognized designer, developer and manufacturer of precision engagement aerospace and defense systems for the U.S. and allied militaries. MFC develops, manufactures and supports advanced products for military customers that include the U.S. Army, Navy, Air Force, Marine Corps, NASA and dozens of foreign allies. MFC also offers a wide range...
Lockheed Martin
May 07, 2026
Software Engineer / Embedded HWIL / C++ / Dallas, TX
Lockheed Martin Grand Prairie, TX
Description: You will be the Software Engineer Sr for the Lockheed Martin Missiles and Fire Control (MFC) team. Our team is responsible for designing, developing, and manufacturing precision engagement aerospace and defense systems for the U.S. and allied militaries. Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. As a Software Engineer Sr at MFC, you will join one of the largest networks of software professionals, implementing cutting edge technologies on both existing and new development platforms. You will be helping us solve the world’s most difficult challenges supporting such wide-ranging domain areas such as aircraft flight command and control, air traffic...
Lockheed Martin
May 07, 2026
Software Engineer / Embedded, Grand Prairie, TX
Lockheed Martin Grand Prairie, TX
Description: You will be the Software Engineer Sr for the Lockheed Martin Missiles and Fire Control (MFC) team. Our team is responsible for designing, developing, and manufacturing precision engagement aerospace and defense systems for the U.S. and allied militaries. Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. MFC is a recognized designer, developer and manufacturer of precision engagement aerospace and defense systems for the U.S. and allied militaries. MFC develops, manufactures and supports advanced products for military customers that include the U.S. Army, Navy, Air Force, Marine Corps, NASA and dozens of foreign allies. MFC also offers a wide range of...
Lockheed Martin
May 07, 2026
Software Engineer Senior - Embedded, Dallas, TX
Lockheed Martin Grand Prairie, TX
Description: Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. Lockheed Martin Missiles and Fire Control (MFC) is one of four Lockheed Martin business areas. MFC is a recognized designer, developer and manufacturer of precision engagement aerospace and defense systems for the U.S. and allied militaries. MFC develops, manufactures and supports advanced products for military customers that include the U.S. Army, Navy, Air Force, Marine Corps, NASA and dozens of foreign allies. MFC also offers a wide range of products and services for the global civil nuclear power industry and the military’s green power initiatives. As a Software Engineer at MFC, you will join one of the largest networks of software professionals, implementing cutting edge technologies on both...
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