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Sr. Systems Engineer - IT; TS​/SCI Poly Security Clearance

Job in King of Prussia, Montgomery County, Pennsylvania, 19406, USA
Listing for: Lockheed Martin
Full Time position
Listed on 2026-02-05
Job specializations:
  • Engineering
    Cybersecurity
Job Description & How to Apply Below
Position: Sr. Systems Engineer - IT (TS/SCI with Poly to Start) with Security Clearance
Job Number 716722

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 people 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. The Space Security Division within Lockheed Martin Space's Mission Solutions business area is seeking a talented and dedicated Systems Engineer-IT to become a member of an Agile team focused on IT Infrastructure (Systems Administration, Networking, & Hardware) in the Foxtrot Program Area.

Are you a Senior Systems Admin looking for something different? In this role you will:
• Have access to growth opportunities where you can make a difference to a very important mission.
• Join one of the Foxtrot portfolio's Agile (scrum) Systems Admin teams including opportunities for leadership including acting as Scrum Master.
• Be involved in Windows or Linux system administration

• Using scripts to automate server administration and deployment

• Complete system patching

• Support user interactions

• Design new capabilities

• Maintain networks and data storage to ensure maximum up-time for development and operations
• Demonstrate your great work ethic, communication skills, creativity and problem-solving skills to make a lasting difference. This is a level 3, early to mid career role where successful Applicants will:
Typically possess a minimum of 3 years of professional experience having received a Bachelors Degree from an accredited college/university in a related discipline, or additional experience/combined education in lieu of degree Selected candidate must have a TS/SCI with Poly security clearance prior to start. To promote the sharing of ideas, Lockheed Martin fosters an inclusive work environment that encourages differences and big-picture thinking.

Basic Qualifications:

• System Administration Experience in Windows or Linux Operating systems

• Security+ or CISSP certification

• Must have an active TS/SCI with Poly security clearance prior to start
Desired

Skills:

• Ansible and/or Powershell scripting
• Gitlab Configuration Management

• Windows 2016, Windows 10, CentOS
• Windows System Administration including Active Directory, power shell, group policy, WSUS etc.

• SQL Server administration and deployment

• Hyper-V configuration

• AWS experience

• Net App experience

• Linux system administration

• Database Administration #LMSpace Systems Eng
#Space Security
Security Clearance Statement:
This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: TS/SCI w/Poly
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…
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