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Strategic Interfaces Systems Engineer

KBR


Job Location:

El Segundo, CA - USA

Yearly Salary: USD 135600 - 169400
Posted: 20 September 2026 (3 hours ago)
Application Deadline: 18 December 2026
Vacancies: 1 Vacancy

Job Summary

Title:

Strategic Interfaces Systems Engineer

Belong. Connect. Grow. With KBR!

KBRs National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security this position your work will have a profound impact on the countrys most critical role protecting our national security.

TheMILSATCOM Systems Engineering Integration and Test (MSEIT)team in support of Space Systems Command (SSC) in El Segundo is seeking an individual to provide requirements development and management support for the Military Satellite Communications (MILSATCOM) Capability area. The MILSATCOM portfolio of programs has an ongoing need for IA/Cybersecurity support to meet the needs of our emerging next-generation protected SATCOM.

The MSEIT contract provides leading-edge Systems Engineering & Integration (SE&I) support for the U.S. Space Forces SSC. We support the Space Forces acquisition of state-of-the-art MILSATCOM systems providing global secure survivable and protected communications for our nations warfighters. We seek technical individuals who will thrive in a highly collaborative work environment of small teams using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems.

Why Join Us

  • Innovative Projects:KBRs work is at the forefront of engineering logistics operations science program management mission IT and cybersecurity solutions.
  • Collaborative Environment:Be part of a dynamic team that thrives on collaboration and innovation fostering a supportive and intellectually stimulating workplace.
  • Impactful Work:Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense.

Key Responsibilities:

  • Develop author and maintain Interface Control Documents (ICDs) for cross-system interfaces between space (including spacecraft and payloads) and ground segments.
  • Serve as the system-level ICD owner/book boss responsible for coordinating inputs maintaining document structure adjudicating comments and ensuring the ICD reflects the authoritative technical baseline.
  • Work closely with the Configuration Management team in preparing for Engineering Review Boards (ERBs) and Configuration Control Boards (CCBs)
  • Develop interface diagrams data dictionaries message formats command and telemetry mappings and system level interface descriptions.
  • Identify interface risks and drive technical issue resolution across engineering teams.
  • Support system integration and test activities by providing authoritative interface documentation and clarification.
  • Ensure that documentation complies with best practices program standards and regulatory requirements.
  • Provide technical Subject Matter Expert (SME) support to review of Prime contract Change Proposals
  • Manage and coordinate Interface Working Groups ensuring consistent communication across all stakeholders.
  • Work closely with MSEIT modeling team to ensure models align with relevant ICDs and requirements flowdown associated with the cybersecurity technical baseline.
  • Develop acquisition and technical briefings plans papers and other documentation in support of Govt decision making. Collaborating with prime contractors other support contractors government civilians and members of the U.S. Space Force

Work Environment:

  • Location:On-site. Due to security requirements work is required to be performed on-site in a secure facility.
  • Travel Requirements:Minimal
  • Working Hours:Standard

Qualifications

Required:

  • Ability to obtain and maintain a Secret clearance is required for this position
  • Bachelors degree in engineering computer science or related technical field.
  • 8 years of experience in satellite systems spacecraft development or aerospace engineering.
  • 5 years experience working on DoD programs
  • Direct experience developing or managing Interface Control Documents (ICDs) for complex systems.
  • Strong familiarity with spacecraft subsystems (e.g. payloads RF comms power GNC thermal propulsion on-board Command and Data Handling).
  • Ability to read and create schematics interface diagrams and data communication structures.
  • Experience with systems engineering tools (e.g. DOORS Cameo).
  • Excellent technical writing documentation and communication skills.
  • Strong interpersonal skills communication (oral and written) and presentation skills
  • Demonstrated ability to clearly articulate ideas recommendations and options to customers senior leaders and stakeholders
  • Proficient in Microsoft Office products (e.g. Word Excel PowerPoint)

Desired:

  • Active SECRET or higher clearance
  • Masters degree in engineering computer science or related technical field.
  • 12 years experience with space systems in support of space or ground segment development
  • 12 years experience in a space acquisitions environment
  • Experience in satellite hardware and software development
  • Experience in Military DoW or Intelligence Community space
  • Experience with MILSATCOM such as ESS AEHF EPS PTES PTS WGS and FAB-T terminal programs
  • Proficient in usage of model-based systems engineering (MBSE) tools
  • Professional certifications (e.g. PMP INCOSE CSEP / ESEP / ASEP)

Basic Compensation:$135600 to $169400 in El Segundo California

The offered rate will be based on the selected candidates knowledge skills abilities and/or experience and in consideration of internal parity.

Ready to Make a DifferenceIf youreexcited about making a significant impact in the field of space defense and working on projects that matter we encourage you to apply and join our team.

KBR Benefits

KBR offers a selection of competitive lifestyle benefits which could include 401K plan with company match medical dental vision life insurance AD&D flexible spending account disability paid time off or flexible work schedule. We support career advancement through professional training and development.

Belong Connect and Grow at KBR

At KBR we are passionate about our people and our Zero Harm culture. These inform all that we do and are at the heart of our commitment to and ongoing journey toward being a People First company. That commitment is central to our team of teams philosophy and fosters an environment where everyone can Belong Connect and Grow. We Deliver Together.

KBR is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race color religion disability sex sexual orientation gender identity or expression age national origin veteran status genetic information union status and/or beliefs or any other characteristic protected by federal state or local law.


Required Experience:

IC


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