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Test Engineer - Level 3 Security Clearance
Job in
Colorado Springs, El Paso County, Colorado, 80901, USA
Listed on 2026-01-13
Listing for:
Northrop Grumman
Full Time
position Listed on 2026-01-13
Job specializations:
-
Engineering
Systems Engineer, Software Engineer
Job Description & How to Apply Below
RELOCATION ASSISTANCE:
No relocation assistance available CLEARANCE TYPE:
Secret TRAVEL:
Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon.
We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.
Northrop Grumman Space Systems, Multi-Domain Operations, and Missile Defense Integration Business Unit (BU) has an exciting career opportunity for a Principal Test Engineer - Level 3 to join our team of qualified, diverse individuals. This position will be located on-site at Schriever Space Force Base, in Colorado Springs, CO.
Position Overview:
The selected Principal Test Engineer - Level 3 will support the Missile Defense Space Warning Tool (MDST) product line of the DE Task Order on the Specialized Warfighter Development Contract (SWDC). The Test Engineer will support the development of modeling and simulation of Overhead Persistent Infrared (OPIR) systems. This includes designing, testing, analyzing, benchmarking, validating and verifying, documenting, and integrating simulation products for the MDST organization.
Essential Functions:
* Testing new capabilities, documenting new features, and analyzing simulation performance
* Will work with product and development teams, as well as external users and customers, to determine acceptance criteria for new features
* Support the modeling and simulation of missile defense systems
* Support the agile software team within the context of a larger team
* Support the development of simulation and software architecture
* Interface with MDST customers and presenting technical briefings to MDST stakeholders
* Research technical details related to various missile defense systems to better support model creation and enhancement The selected candidate should thrive in a fast-paced work environment with high expectations, significantly diverse assignments, and collaborative/team settings across all levels.
Basic Qualifications:
* Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline from an accredited university and 5 years of related experience, or a Master's Degree in a STEM discipline and 3 years of related experience, or a PhD and 1 year of related experience.
* Applicants must have an active U.S. Government security clearance at the DoD secret level at the time of application, which is required to start.
* Ability and willingness to travel up to 10% to support business needs.
* Self-starter with ability to work both independently and in a team environment
* Strong, written, verbal and interpersonal communication skills to collaborate effectively with technical teams and customer personnel
* Familiarity with Agile software development practices
* Understanding of software development and Linux platforms
* Understanding of Eggplant implementation
* Experience with both C++ and Java source code
* Experience with Atlassian tools such as JIRA, Confluence, and GIT
* Minimum 6 months' experience in modeling and simulation with MDST products and tools
Preferred Qualifications:
* Knowledge/experience in SQL queries
* Experience in agile software development methodologies including Scrum, Kanban, and Scaled Agile Framework (SAFe)
* Experience with large code base M&S systems using an optimistic and/or conservative discrete event simulation platform
* Knowledge or experience in several of the following: missile defense domain knowledge, command and control, and modeling and simulation development
* Experience steering processes toward a standardized…
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