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Sr Principal Engineer Systems – Sys Engr-Interface Engineer (25-511)

Northrop Grumman
COCO02GC, United States, United Statesfull_timeVerifiedPosted 10 Oct 2025
💰 $196,700/yr($124,900/yr$196,700/yr)

About the role

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—Launch and Missile Defense Systems offers an exciting career opportunity for a Sr Principal Engineer Systems – Sys Engr-Interface Engineer (25-511) to join our team of qualified and diverse individuals. This position, based in Colorado Springs, CO, or Huntsville, AL, plays a critical role in supporting the U.S. President, Secretary of Defense, and combatant commanders at strategic, regional, and operational levels.

 

Relocation assistance is not available for this position, and this role is on-site with no remote options.

 

Position Overview:

 

The Command and Control, Battle Management, and Communications (C2BMC) program serves as the central element of the Missile Defense System. It is a crucial operational system that enables the U.S. president, the secretary of defense, and combatant commanders at strategic, regional, and operational levels to systematically plan ballistic missile defense operations, monitor battle progress, and dynamically manage networked sensors and weapon systems to achieve global and regional mission goals. C2BMC supports a layered missile defense capability that offers an optimized response to threats of all ranges at every phase of flight. It acts as a force multiplier by utilizing networked, integrated, and synchronized operations on a global and regional scale, along with autonomous sensor and weapon systems, to enhance performance. Additionally, C2BMC is a key component of all ground and flight tests, which validate and demonstrate the current and future capabilities of the missile defense system.

The Interface Engineer will lead the development and design of Interface Control Documents (ICDs) and Interface Design Documents (IDDs). They will establish new interfaces between external elements, such as sensors, and other Command and Control Systems. The Engineer will ensure that the ICDs and IDDs meet the program's standards. Additionally, the Engineer is expected to develop various behavioral diagrams to understand and document requirements. This position will be part of the C2BMC Systems Engineering Team within SEIT. An Interface Engineer is a Systems Engineer and may be called upon to support non-interface systems engineering activities.

Salary range in Huntsville: $131,100 - $196,700

Salary range in Colorado Springs: $124,900 - $187,300

Essential Functions:

  • Responsibility will involve developing, updating, and maintaining multiple ICDs and IDDs
  • Attend interface working group meetings with the external MDA customer and representatives of the assigned external element engineering organization, as well as support program integration and testing efforts for the related interface
  • Be assigned to assist other Interface Engineers in developing ICDs for different Missile Defense Systems Elements, supporting requirements engineering, use case development, and logical architecture modeling tasks as prioritized by the SE department
  • Support leadership (both internal and external), developers, and testers by addressing messages, interface rules (transmit, receive, processing), questions, and test findings
  • Strong written and verbal communication skills are crucial

 

Basic Qualifications:

Please note your updated security clearance and IAT/relevant certifications on your resume, if applicable.

  • A Bachelor’s Degree in a STEM field, such as Systems Engineering, Software Engineering, Mathematics, or Physics, from an accredited university is preferred, along with 8 years of experience; or a Master’s degree (preferred) in a STEM-related discipline with 6 years of experience; or a PhD in a related field with 4 years of experience.
  • Applicants must have a curr

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Company

Northrop Grumman

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