Software Engineer - TS/SCI Clearance Required

Company: Lockheed Martin
Location: King of Prussia
Posted on: January 19, 2026

Job Description:

Job ID: 698992BR Date posted: Jan. 13, 2026 Description: Job Description : The coolest jobs on this planet or any other are with Lockheed Martin Space." At the dawn of a new space age, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing men and women are on a mission to make a difference in the world and every day we use our unique skills and experiences to create, design and build solutions to some of the worlds' hardest engineering problems. Our culture encourages employees to dream big, perform with excellence and create incredible products. We provide the resources, inspiration and focus and if you have the passion and courage to dream big, we want to build a better tomorrow with you. Within LM Space, the Echo Program Area is looking for a highly motivated individual to join the program area as a Software Engineer. This exciting position will fill a critical need in the new and emerging area of protecting space assets. • You will be working with a custom built software framework and its baseline while integrating into new industry standard and development pipeline tools. • As part of an Agile team, you will have the opportunity to work on a variety of tasks in various areas across the mission and collaborate with the development teams, contractors, customers, and subject matter experts. • You will work closely with the Product Owner and the Chief Engineer/Chief Architect to support Customer design reviews and various other milestone events. This position provides the opportunity to be a part of the entire engineering life-cycle, where the candidate will be able to apply their Software Engineering background at the lowest level all the way up through full system functionality. The Echo Program Area provides a variety of development efforts and opportunities focused on meeting customer driven and operational needs. If you are looking for a new position in a fast-paced team environment, where every day brings a new challenge, and you want to support a critical space security mission, the Echo Program Area is the place for you. Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information, and must maintain the required security throughout the course of employment. Selected candidate must have an active Top Secret / SCI security clearance prior to start. This is an EARLY CAREER (level 2) ROLE where candidates typically require 2 years of professional experience and a BS degree. Lockheed Martin employees play an active role in strengthening the quality of life where we live and work by volunteering more than 850,000 hours annually. Here are some of the benefits you can enjoy: • Medical • Dental • 401k • Paid time off • Work/life balance • Career development • Mentorship opportunities • Rewards & recognition We care about our employees and offer a generous benefits package: 401K, PTO, and work/life balance and more. Basic Qualifications: • Recent coding experience in one or more of the following: C#, Java or .NET (dotnet) core • Strong software design, problem solving, and troubleshooting skills • Active Top Secret security clearance with SCI Eligibility is required to start. • Ability to obtain additional program accesses Desired Skills: • Full development lifecycle experience • Experience working on an Agile scrum team • Experience with DevSecOps • Experience with Cloud technologies and/or Software Factory • Experience with automated testing • Experience with CI/CD • Outstanding teamwork and communications skills • Experience with Git, JIRA, Confluence • Experience producing quality documentation • Experience with digital signal processing • Domain knowledge of planning and scheduling antenna resources • Domain knowledge of control and statusing antenna resources • Security certification or CISSP • Experience with LM's products Horizon, Astrolabe, and/or Chronos LMSpaceSoftwareEng SpaceSecurity Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration. Clearance Level: TS/SCI Other Important Information You Should Know Expression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings. Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility. Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits. Schedule for this Position: 9x80 every other Friday off Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration. At Lockheed Martin, we use our passion for purposeful innovation to help 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, develop, 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. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility. If this sounds like a culture you connect with, you're invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications. Experience Level: Experienced Professional Business Unit: SPACE Relocation Available: Possible Career Area: Software Engineering Type: Full-Time Shift: First

Keywords: Lockheed Martin, Baltimore , Software Engineer - TS/SCI Clearance Required, IT / Software / Systems , King of Prussia, Maryland