Principal Systems Engineer – Requirements & MBSE (Secret-Cleared)

RTX; El Paso (TX); On-site; USD 108,000 - 205,000; Full time

Benefits offered by this job

Relocation assistance available

Onsite role in Tucson, AZ

Job summary

RTX is seeking a Principal Systems Engineer for the Effectors team in Tucson, AZ. You will ensure technical rigor in requirements, mentor engineers, and coordinate across disciplines to deliver robust systems for warfighters.

Responsibilities include managing requirements, supporting integration and test, and conducting trade studies. This onsite role emphasizes collaboration with SMEs and a strong systems engineering lifecycle focus.

Qualifications

• Bachelor’s degree in STEM with 8+ years of relevant experience.
• Experience in developing and refining CONOPS, system architecture and requirements.
• Experience with system requirements specifications and management processes.
• Verification and qualification testing experience.

Responsibilities

• Update, maintain, and improve requirements and related documentation.
• Support design and system verification testing activities.
• Provide SE guidance during integration and test efforts.
• Mentor team members and coordinate with SMEs across IPTs/CPTs.
• Conduct trade studies and present results to customers.

Skills

Systems Engineering

Requirements Management

Cross-Functional Collaboration

Mentoring Engineers

Education

Bachelor’s in STEM

Master’s or PhD in Engineering/CS/Math/Physics

Tools

DOORS

cPDM

MBSE tools

Job description

RTX is seeking a Principal Systems Engineer for the Effectors team in Tucson, AZ. You will ensure technical rigor in requirements, mentor engineers, and coordinate across disciplines to deliver robust systems for warfighters.

Responsibilities include managing requirements, supporting integration and test, and conducting trade studies. This onsite role emphasizes collaboration with SMEs and a strong systems engineering lifecycle focus.