Principal Systems Engineer - Onsite

Prattwhitney; Tucson (AZ); On-site; USD 100,000 - 130,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

401(k) match

Flexible work schedules

Paid time off

Annual incentive compensation

Job summary

Prattwhitney is seeking a Systems Engineer for Advanced Technology in Tucson, AZ. This role requires an active Top Secret U.S. Government security clearance and focuses on system design, mission analysis, and technical development.

The ideal candidate will have a minimum of 8 years of experience in a relevant field and proficiency in programming languages like Python and MATLAB. Benefits include medical insurance, 401(k) match, and flexible work schedules.

Qualifications

• 8+ years relevant experience in engineering.
• Experience with system-level or subsystem-level technical domains.
• Familiarity with Windows and Linux environments.

Responsibilities

• Vehicle design, mission performance analysis, and trajectory optimization.
• Collaborate with engineers across disciplines to improve models.
• Develop mission analysis and planning toolsets.

Skills

System performance

Python

MATLAB

C++

Mission Planning/Analysis

Data analytics

Education

Degree in Science, Technology, Engineering or Mathematics (STEM)

Advanced degree in STEM (preferred)

Tools

Git

SLURM

STK

Job description

Position Overview

Systems Engineer – Advanced Technology (Onsite, Tucson, AZ). Requires active Top Secret U.S. Government security clearance.

Responsibilities

• Vehicle design and system sizing, mission performance analysis, and trajectory optimization.
• Analyze notional missions and hardware for feasibility; collaborate with engineers across disciplines to improve models and understand performance drivers.
• Develop common mission analysis, performance analysis, and mission planning toolsets for an expanded portfolio.
• Utilize grid computing infrastructure to generate and analyze large datasets.
• Produce visualizations of complex systems and mission CONOPs in STK or similar tools.
• Coordinate with product line management and customers.
• Work closely with programs and Advanced Technology leadership to develop concepts and mature technologies for new business development and capture.
• Engage directly in mission planning application software development and testing; pursue IRAD funding and author intellectual property disclosures.

Qualifications

• Degree in Science, Technology, Engineering or Mathematics (STEM) with a minimum of 8 years relevant experience.
• Depth in at least one system‑level or subsystem‑level technical domain (e.g., Guidance, Navigation, and Control, Orbital Mechanics, Mission Planning/Analysis, Satellite Technology, Multidisciplinary design, System‑of‑Systems design).
• Experience with programming languages such as Python, MATLAB, and/or C++; familiarity with Windows and Linux environments.
• Experience in one or more of the following areas: System performance, CONOPS, Algorithms and signal processing, Modeling and simulation (e.g., 6‑DOF).
• Active and transferable Top Secret security clearance; U.S. citizenship required.
• Preferred: Advanced degree in STEM; understanding of vehicle conceptual design, advanced design methods, numerical optimization, and data analytics.
• Experience building physics‑based models and selecting appropriate fidelity.
• Strong independent work ethic, ability to question data, and conduct deep analysis to uncover root causes.
• Familiarity with Git version control and SLURM grid computing infrastructure.

Benefits

• Medical, dental, vision, life insurance, short‑term and long‑term disability.
• 401(k) match, flexible spending accounts.
• Flexible work schedules, employee assistance program, employee scholar program.
• Parental leave, paid time off, holidays.
• Annual short‑term and/or long‑term incentive compensation programs (dependent on position and collective‑bargaining agreement).

Equal Opportunity Employer

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 or veteran status, or any other applicable protected class.