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Sr Principal Engineer Systems - Interface

Northrop Grumman

$124,900 - $196,700
Sep 13, 2025
Colorado Springs, CO, USA • Huntsville, AL, USA
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The Command and Control, Battle Management, and Communications (C2BMC) program is a vital part of the Missile Defense System and requires a Sr Principal Engineer Systems – Interface to support the U.S. President, the Secretary of Defense, and combatant commanders at strategic, regional, and operational levels.

Requirements

  • Demonstrated Systems Engineering expertise with interface engineering, including creating Interface Control Documents (ICDs) and Interface Design Documents (IDDs), among other responsibilities
  • Message definition and processing rules
  • Message formatting (e.g., XML, VMF, et al)
  • Physical/network specifications and models, to include the ISO OSI model
  • Physical/network topologies and devices
  • Network protocols (e.g., TCP/IP, UDP, etc.) are a must
  • Experience with authoring Missile Defense System (MDS) ICDs and IDDs is highly desirable

Responsibilities

  • Will have significant experience in authoring ICDs and IDDs that are DID-compliant and to DoD Standards
  • Must be able to function as part of an experienced team in developing systems engineering products and artifacts while adhering to the program Systems Engineering Management Plan (SEMP) and other processes
  • Will develop and update multiple Interface Control Documents (ICDs) and Interface Design Documents (IDDs)
  • Will attend interface working group meetings with MDA customers and representatives of the assigned external element engineering organization, as well as support program integration and test-related efforts for the associated interface
  • May also be assigned to provide support: Other interface engineers involved in developing ICDs for additional BMDS Elements
  • Must possess an understanding of the systems engineering process and its principles
  • Should have a proven track record of successfully applying system engineering principles to develop product solutions

Other

  • A Bachelor’s Degree in STEM Science, Computer Science, Systems Engineering, Software Engineering, Mathematics, Physics, or a related field from an accredited university is preferred, along with 8 years of experience
  • Applicants must have a current, active in-scope DoD-issued Secret security clearance at the time of application, which is required to start
  • Willingness and ability to travel up to 10% to support business needs
  • Excellent communication skills, both written and oral, are a must
  • U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions