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DevSecOps Engineer, TS​/SCI w​/Poly

Job in King of Prussia, Montgomery County, Pennsylvania, 19406, USA
Listing for: Lockheed Martin
Full Time position
Listed on 2026-03-04
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer
Salary/Wage Range or Industry Benchmark: 90000 - 120000 USD Yearly USD 90000.00 120000.00 YEAR
Job Description & How to Apply Below
Position: DevSecOps Engineer, Staff Active TS/SCI w/ Poly

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.

Role Overview

Are you a Senior Dev Sec Ops  Engineer for something different? In this role you will:

  • Have access to growth opportunities where you can make a difference to a very important mission.
  • Be involved in cloud and Kubernetes system administration
  • Build upon inner-sourced infrastructure-as-code and contribute to shared repositories across organizations
  • Support internal research and development (IRAD)
  • Design new capabilities
  • Support system security accreditation and process optimization
  • Demonstrate your great work ethic, communication skills, creativity and problem-solving skills to make a lasting difference.

This is a level 4, mid career role where successful Applicants will:

  • Typically possess a minimum of 5 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.

Basic Qualifications:

  • Current DoD IAT Level II certification (i.e. Sec+ CE)
  • Active TS/SCI with Poly clearance with the ability to obtain and maintain a Poly
  • 5+years of hands‑on experience in Dev Ops/Dev Sec Ops  engineering (infrastructure‑as‑code, CI/CD, automation).
  • Strong proficiency with cloud platforms (AWS, Azure, or GCP) and container orchestration (Kubernetes, Open Shift).
  • Strong Linux experience – daily administration of Red Hat, Ubuntu, or similar distributions, Bash/Python scripting, package management, system hardening, and troubleshooting.
  • Excellent problem‑solving skills and the ability to work independently and in cross‑functional teams
  • Strong documentation skills—producing design docs, test plans, operating instructions, and post‑mortem reports.

Desired

Skills:

  • 5+years of progressive Dev Sec Ops  or systems‑engineer experience, especially in defense, aerospace, or mission‑critical domains.
  • Experience with Git Ops workflows (Argo CD, Flux) and service mesh security (Istio, Linkerd).
  • Hands‑on with CI/CD platforms (Jenkins, Git Hub Actions, Git Lab CI, Azure Dev Ops) and pipeline hardening.
  • Experience with Prometheus/Grafana, Splunk, ELK, or similar stacks
  • Experience implementing NIST Risk Management Framework (RMF) and NIST SP 800-53 controls
  • Experience in software development (Java, Go, .NET) to better understand code‑level security.
  • Experience in agile team leadership or customer interaction

#LMSpace Dev Ops

#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.…

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