Requirements Systems Engineer

About the role

Modern Technology Solutions, Inc. (MTSI) is seeking a highly qualified Requirements Systems Engineer to support next-generation programs for the U.S. Space Force (USSF). In this role, you will contribute to Systems Engineering & Integration (SE&I) activities, Model-Based Systems Engineering (MBSE) development, technical baseline integrity, and requirements analysis.

Responsibilities

• Support MBSE activities to develop, refine, and maintain system and subsystem technical baselines.
• Develop, analyze, refine, and manage system and subsystem requirements, ensuring clarity, traceability, and verifiability.
• Participate in requirements verification, including review of Technical Requirements Documents (TRDs), Interface Control Documents (ICDs), and other technical artifacts.
• Work with government and contractor teams to identify and close requirement gaps using tools such as DOORS.
• Lead or support technical working groups, including preparing materials, authoring meeting minutes, tracking action items, and facilitating collaborative problem solving.
• Assess impacts to system technical baselines and identify integration considerations across space, ground, and operational stakeholders.
• Review and capture comments on program documentation and collaborate with contractors on adjudication and technical updates.
• Provide technical inputs and support development of briefings for USSF program leadership.
• Support risk, issue, and dependency management, including identifying disconnects and recommending solutions.

Requirements

• Bachelor’s degree in engineering, physics, mathematics, computer science, or another STEM field.
• 3–5 years of experience in systems engineering or requirements management.
• Experience with requirements specification, analysis, and verification.
• Familiarity with requirements traceability tools such as DOORS.
• Strong analytical, problem-solving, and organizational skills.
• Excellent communication skills (written and verbal).
• Proficiency with Microsoft Office (Word, Excel, PowerPoint).
• Active Top Secret Clearance and ability to acquire SCI / SAP Access.

Preferred Qualifications

• Master’s degree in engineering, physics, mathematics, or computer science.
• INCOSE ASEP/CSEP/ESEP certification.
• MBSE certification (OCSMP).
• Experience with Agile development tools or methodologies.
• Experience with Jira and Confluence.
• Experience with MILSATCOM systems such as AEHF, EPS, WGS, Tactical SATCOM, or COMSATCOM.
• Background working with DoD or military customers.
• Familiarity with space and ground communication systems, including terminals, satellite payloads, or DoD networks.

Pay

The pay range for this position in California is $120,000/year to $150,000/year. Base pay offered may vary depending on established government contract wages, job-related knowledge, skills, and experience, and other factors.

Benefits

MTSI offers a full range of medical, financial, and other benefits, dependent on the position offered.