Senior Systems Engineer – Requirements Development/Requirements Management (Top Secret)

Date Posted: 2026-08-10 | Location: Tucson, AZ | Onsite role | U.S. citizenship required

About the Role

RTX, the world's largest aerospace and defense company, is seeking a Senior Systems Engineer for the Effectors team within the Systems Engineering and Test Capabilities (SETC) organization in Tucson, AZ. SETC offers an exciting and challenging environment where you will design, develop, and collaborate with multi-disciplinary teams to shape innovative solutions for our customers. This role involves the full Systems V engineering lifecycle, interfacing with various engineering disciplines, subject matter experts, and customers to ensure robust system design and integration.

An active and transferable U.S. government-issued Top Secret security clearance is required prior to the start date.

Responsibilities

• Update, maintain, and improve requirements and requirements documentation for development and production efforts.
• Support Design and System Verification testing.
• Provide Systems Engineering guidance and support during integration and test efforts.
• Support system performance analysis, Integration, and Test.
• Mentor and guide team members, including engagement of Subject Matter Experts (SMEs).
• Participate in Failure Investigations.
• Facilitate knowledge transfer within and across Integrated Product Teams (IPTs) and Cross-Functional Teams (CPTs), including collaboration and coordination.
• Conduct Trade Studies and present results to customers.
• Support test equipment software integration and verification for system test.
• Ensure technical rigor of requirements documents, including developing/writing requirements, updating existing requirements, and coordinating requirement maintenance.
• Provide Systems Engineering oversight during integration and test activities.

Requirements

• Bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM preferred) with a minimum of 5 years of prior engineering experience.
• Experience in Systems Engineering in one or more of the following areas:
  • Developing & refining CONOPS
  • System Architecture
  • System Requirements
  • Requirements Verification Strategies & Plans
• Experience with developing system requirements specifications and requirements management processes.
• Verification and Qualification testing experience.

Qualifications We Prefer

• Master’s or PhD in Engineering, Computer Science, Math, or Physics.
• Experience working with multi-disciplinary technical and/or engineering teams.
• Experience in Systems Engineering on a Missile Program.
• Experience in the Defense Industry beyond RTX.
• Experience using Agile framework development methods/processes.
• Experience with Model-Based Systems Engineering and associated tools.
• Software/Firmware Verification and Qualification testing experience.
• Prior experience with foreign military sales.
• Customer focus and collaboration skills.
• Experience with performance analysis.
• Experience with DOORS and/or cPDM.
• Ability to perform trade studies to optimize system performance.
• Understanding of Systems Engineering Product Development Cycle.
• Familiarity with system safety, reliability, and configuration management.
• Experience with Agile, Model-Based Systems Engineering (MBSE), and/or Digital Engineering.

Benefits

• Medical, dental, and vision insurance.
• Life insurance, short-term disability, and long-term disability.
• 401(k) match.
• Flexible spending accounts.
• Flexible work schedules.
• Employee assistance program.
• Employee Scholar Program.
• Parental leave.
• Paid time off and holidays.
• Annual short-term and/or long-term incentive compensation programs (dependent on role level and collective-bargaining agreements).
• Relocation assistance available.

Pay

The salary range for this role is $86,800 - $165,200 USD. The range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function, responsibilities, work experience, location, education/training, and key skills.