Strategic MBSE Requirements & ICD Lead

Modern Technology Solutions Inc; El Segundo (CA); On-site; USD 150,000 - 190,000; Full time

Job summary

Modern Technology Solutions Inc. seeks a senior engineer to lead the development of Satellite Interface Control Documents (ICDs) for spacecraft, ground systems, payloads, and cross‑system interfaces in an MBSE environment.

You will develop interface diagrams, data dictionaries, and command/telemetry mappings, and coordinate ICWGs while aligning models with technical baselines and regulatory requirements. On-site work in a secure facility is required.

Qualifications

• Active TS/SCI clearance required.
• Bachelor’s degree in engineering.
• 8+ years in satellite systems, spacecraft, or aerospace engineering.
• 5+ years MBSE experience.
• 5+ years DoD program experience.

Responsibilities

• Develop ICDs, interface diagrams, data dictionaries, and telemetry mappings for spacecraft, ground systems, payloads, and cross‑system interfaces.
• Lead Interface Control Working Groups (ICWGs) and coordinate with stakeholders.
• Prepare architectural models and requirement flowdown aligned with MBSE baseline.

Skills

MBSE

SysML

Cameo

DOORS

MATLAB

DoDAF

Technical writing

Communication skills

Team leadership

TS/SCI clearance

Education

Bachelor’s degree in engineering

Master’s degree in engineering

MBSE certifications (OCSMP, INCOSE CSEP/ESEP/ASEP, PMP)

Tools

Cameo

DOORS

MATLAB

Job description

Lead the Development of Satellite Interface Control Documents (ICDs) for spacecraft, ground systems, payloads, and cross‑system interfaces in a Model-Based Systems Engineering (MBSE) environment. 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) in reviewing Prime contract Change Proposals Manage and coordinate Interface Control Working Groups (ICWGs), ensuring consistent communication across all stakeholders. Work closely with MSEIT modeling team to ensure models align with technical baseline to include ICDs and requirement flowdown. Develop acquisition and technical requirements-related 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

Required:

• Active TS/SCI clearance
• Bachelor’s degree in engineering
• 8+ years of experience in satellite systems, spacecraft development, or aerospace engineering
• 8+ years’ experience working on DoD programs
• 5+ years of experience developing architecture models
• 5+ years of experience with model-based systems engineering (MBSE)
• Direct experience developing or managing Interface Control Documents (ICDs) for complex systems
• Familiarity with spacecraft subsystems and flight hardware (e.g., avionics, payloads, RF comms, power, GNC, thermal, propulsion)
• Ability to read and create schematics, interface diagrams, and data communication structures
• Demonstrated ability to lead a small technical team
• Proficiency in systems engineering tools such as Cameo, DOORS, MATLAB
• Proficiency in modeling languages such as SysML, UPDM, DoDAF
• 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 (Word, Excel, Powerpoint)
• Due to security requirements, work is required to be on-site in a secure facility
• Master’s degree in engineering
• 5+ years’ experience with space systems in space or ground segments
• 5+ years’ experience in a space acquisitions environment
• Experience in satellite hardware and software development
• MBSE certifications, such as OCSMP Professional certifications, such as INCOSE CSEP, ESEP, ASEP or PMP