Jobs

Principal Mechanical Engineer – Electronics Packaging
tucson, Arizona, United States of America
·
On-site
·
Full-time
·
1mo ago
Compensation
$107,500 - $107,500
Benefits & Perks
•Healthcare
•401(k)
•Flexible Hours
•Parental Leave
•Mental Health
•Healthcare
•401k
•Flexible Hours
•Parental Leave
•Mental Health
Required Skills
Mechanical design
GD&T
Electronics packaging
Technical writing
Mechanical Design Engineer
Position Information
Date Posted: 2026-02-02
Country: United States of America
Location: US-AZ-TUCSON-M10 ~ 3360 E Hemisphere Loop ~ BLDG M10
Position Role Type: Onsite
Security Clearance Requirements
- Active and transferable U.S. government issued security clearance is required prior to start date
- U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
- Security Clearance Type: DoD Clearance: Secret
- Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date
About Raytheon
At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems that create a safer, more secure world.
About the Role
The Mechanical Engineering group in the Shipboard Effectors Department is currently searching for an experienced Mechanical Design Engineer to work on a multi-discipline team to support design and upgrades of Shipboard Effectors products and subsystems. This is an onsite role located in Tucson, AZ.
Responsibilities
- Utilize strong mechanical hardware design experience and knowledge with ruggedized structures, interconnects, cooling, and electronics integration
- Support all phases of programs from capture and concept development through production
- Develop technical solutions to a wide range of complex problems related to the entire product life cycle including proposal, design, manufacture, integration and test of electronics for multiple military programs
- Supervise the definitions of mechanical outline and construction details, component selection and specification, mechanical and assembly drawings, electrical/RF layout, and deliver the final technical data package
- Employ transition-to-production practices with the ability to lead a design release into production
- Track, report, and meet cost, schedule, quality, and performance requirements for the finished product, including Earned Value (EV) management and Estimate at Complete (EAC) inputs
- Prepare proposal inputs on behalf of the product area
- Provide technical conscience, challenged with making sure the product and process meet appropriate standards and requirements while helping to remove roadblocks
- Work with minimal direction or supervision, while exercising considerable latitude in determining the technical objectives of the assignment while meeting cost, schedule, quality, and performance requirements for the finished product
- Lead a small team of mechanical engineers when required
- Interact frequently with senior personnel, occasionally including external customers, on significant technical matters often requiring coordination between organizations
Required Qualifications
- Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience, OR an Advanced Degree in a related field and minimum 5 years experience
- A minimum of eight (8) years of experience in the design of electronics packaging for military or aerospace or commercial applications
- Experience with GD&T (Geometric Dimensioning & Tolerances)
- The ability to obtain and maintain a US security clearance prior to the start date
- U.S. citizenship is required as only U.S. citizens are eligible for a security clearance
Preferred Qualifications
- Experience with ANSI drawing standards and/or first order or structural analysis techniques
- Experience with design to military standards
- Strong technical background with high technical aptitude
- Strong leadership skills and project management, sub contract management experience
- Experience with CREO (Pro/E) or similar 3D solid modeling software
- Cognizant of machine suppliers' capabilities or have direct experience in a manufacturing and assembly support role for producibility
- Familiarity with the design and manufacturing processes of CCAs, mechanical/RF components, metal housings, structures, and electronics assemblies
- Working knowledge of Microsoft Office (Word, Excel, PowerPoint)
- Very strong verbal and written communications and interpersonal skills when working with team members and customers
- Advanced degree in Mechanical, Electrical or Aerospace Engineering
Compensation and Benefits
Salary Range: $107,500 USD - $204,500 USD
The salary 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 and associated responsibilities, a candidate's work experience, location, education/training, and key skills.
Benefits:
Hired applicants may be eligible for benefits, including but not limited to:
- Medical, dental, vision
- Life insurance
- Short-term disability
- Long-term disability
- 401(k) match
- Flexible spending accounts
- Flexible work schedules
- Employee assistance program
- Employee Scholar Program
- Parental leave
- Paid time off
- Holidays
Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.
Incentive Compensation:
Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance.
Additional Information
Work Location: This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.
Application Window: RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.
Work Arrangement: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.
Equal Opportunity Statement
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 state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act.
About RTX
RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries of what is possible.
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About Raytheon (RTX)

Raytheon (RTX)
PublicRaytheon Technologies is a major aerospace and defense contractor that develops advanced technologies for commercial aerospace, defense, and intelligence applications. The company provides missiles, defense systems, aircraft engines, avionics, and cybersecurity solutions.
10,001+
Employees
Arlington
Headquarters
Reviews
3.1
3 reviews
Work Life Balance
2.5
Compensation
1.5
Culture
1.5
Career
2.0
Management
1.0
15%
Recommend to a Friend
Pros
Technical work is fulfilling
Opportunities for continued learning
Meaningful technical projects
Cons
Mass layoffs without notice
Poor management treatment of employees
Limited career advancement opportunities
Salary Ranges
33 data points
Junior/L3
Mid/L4
Junior/L3 · Program Liaison - Raytheon Integrated Defense Systems
2 reports
$131,451
total / year
Base
$114,305
Stock
-
Bonus
-
$131,451
$131,451
Interview Experience
10 interviews
Difficulty
2.6
/ 5
Duration
14-28 weeks
Offer Rate
60%
Experience
Positive 40%
Neutral 40%
Negative 20%
Interview Process
1
Application Review
2
Recruiter Screen
3
Technical Assessment
4
Technical Interview
5
Final Round Interview
6
Offer
Common Questions
Technical Knowledge
Behavioral/STAR
Past Experience
Coding/Algorithm
Culture Fit
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