Senior Systems Engineer - Onsite, Tucson (DoD Secret)

RTX; Phoenix (AZ); On-site; USD 108,000 - 205,000; Full time

Job summary

RTX in Tucson, AZ is seeking a Principal Systems Engineer to lead requirements, architecture, and verification for missile systems. The role spans concept development through production, with heavy collaboration across software, hardware, and test teams.

You will mentor engineers, drive cross-functional coordination, and support defense programs with an emphasis on rigorous verification and system-level integrity.

Qualifications

• Bachelor’s Degree in STEM and at least 8 years of relevant experience.
• Experience with software, firmware, hardware, integration, and/or test.
• Expertise in MBSE, requirements development, management, verification, CONOPS, and architecture.

Responsibilities

• Update and manage requirements and documentation for development and production subsystems.
• Create systems architecture, interfaces, and verification documents using Cameo.
• Engage with customers in technical discussions and lead verification activities.
• Collaborate with Supply Chain and REA for procured items and assemblies.
• Lead verification and validation efforts and present trade studies to customers.
• Mentor engineers and drive cross-team knowledge transfer.

Skills

MBSE

Requirements development

Requirements management

System architecture

Education

Bachelor's Degree in STEM

Tools

DOORS

Cameo

cPDM

Common Product Data Management

Job description

RTX in Tucson, AZ is seeking a Principal Systems Engineer to lead requirements, architecture, and verification for missile systems. The role spans concept development through production, with heavy collaboration across software, hardware, and test teams.

You will mentor engineers, drive cross-functional coordination, and support defense programs with an emphasis on rigorous verification and system-level integrity.