Senior Principal Electrical Engineer - Digital Focus

Position Overview

Electrical Subsystems Digital Senior Principal Engineer in the Advanced Effector Guidance Systems Department (AEGS) – Hardware Engineering – at RTX, Tucson, AZ. This role focuses on leading digital design and subsystem architecture for advanced guidance systems, requiring a U.S. Secret security clearance and U.S. citizenship.

Tucson, Arizona (US-AZ-TUCSON-M02 – 1151 E Hermans Rd – BLDG M02).

• Lead digital design efforts for development guidance systems.
• Develop architectural design of the guidance subsystem, conducting trade studies, requirements decomposition, and detailed design.
• Accountable for program execution, including cost, schedule, and technical oversight throughout the early development lifecycle.
• Support component level design and test reviews.
• Mentor peers as part of RTX’s mentoring culture.
• Collaborate with functional teams, program leadership, customers, and suppliers.
• Travel (~25%) as required.
• Assist in guiding a team through design, analysis, architecture, requirement documentation, test planning, peer reviews, presentations, and root‑cause failure investigations.

• Bachelor’s degree in STEM and minimum 10 years of relevant experience (analogue, digital, power electronics).
• Experience in decomposition of high-level requirements into actionable electronics and subsystem architecture.
• Subsystem architectural design and involvement in Digital sub‑systems, systems engineering, requirements development, validation, CCA design, digital test integration, or digital supplier management.
• Hands‑on troubleshooting of digital or analog hardware and complex circuit card assemblies.
• Active U.S. Secret security clearance; U.S. citizenship.
• Proficiency with CCA schematic capture, interconnect capture, and harness design tools.
• Leadership in complex subsystem development during Engineering, Manufacturing, and Development phases.
• Advanced degree in engineering, mathematics, physics, or related fields is preferred.
• Analytical systems‑engineering mindset and ability to balance process discipline with rapid innovation.
• Project‑leadership experience and ability to manage multiple tasks and priorities.
• Experience with military missiles or similar systems.
• Knowledge of mixed‑signal electronics and all phases of product development lifecycle.
• Proposal development and large trade‑study leadership experience.
• Ability to materialize conceptual designs into system‑of‑systems integration.

Competitive salary range: $132,400 – $251,600 USD. Eligible for medical, dental, vision, life, short‑term and long‑term disability, 401(k) match, flexible spending accounts, flexible schedules, employee assistance program, parental leave, paid time off, and holiday benefits. Additional incentive and performance‑based programs may apply.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or other protected classes. RTX provides affirmative action for qualified individuals with a disability and protected veterans in accordance with federal and state law.