Interface Systems Engineer

Title: Interface Systems Engineer Location: El Segundo, California, United States

ENSCO Inc. is a diverse engineering and technology company that provides engineering, science, and advanced technology solutions supporting mission success, safety, and security for government and commercial customers worldwide.

We are seeking an Interface Systems Engineer to work directly with Government mission leaders and independently governed program teams delivering elements of a critical space mission capability. Each participating organization may hold a different architecture vision, acquisition path, technical baseline, funding profile, and delivery schedule. This role creates trusted relationships and shared technical evidence needed to bring those efforts together.

The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the Space Force’s Space System Command. We support the Space Force’s acquisition of state of the art Military Satellite Communications systems, providing global secure, survivable, and protected communications for our nation’s 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.

Primary 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 Gov’t decision making
• Collaborating with prime contractors, other support contractors, government civilians, and members of the U.S. Space Force

Qualifications Required

• Bachelor’s degree in engineering, computer science, or related technical field.
• 8+ years of experience in satellite systems, spacecraft development, or aerospace engineering to include 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)
• ABILITY TO OBTAIN AND MAINTAIN A DOD SECRET SECURITY CLEARANCE IS REQUIRED FOR THIS POSITION FOR WHICH, YOU MUST BE A U.S. CITIZEN

Qualifications Desired

• Master’s degree in engineering, computer science, or related technical field.
• 12+ years of experience with space systems in support of space or ground segment development
• 12+ years of 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)
• Active Secret security clearance or higher

Work Location Type: On-Site

Required Certifications: None

U.S. Citizenship Required: Yes

Security Clearance Required: Ability to obtain secret

Employment Type: Regular Full-time

Background Check Type: 7 Year Pre-Employment

Drug Screen Required: No

Position Contingent Upon Contract Award: No