Senior Mechanical Engineer

Prattwhitney; McKinney (TX); On-site; USD 87,000 - 165,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Life insurance

401(k) match

Flexible schedules

Paid time off

Holidays

Job summary

Raytheon McKinney, TX is seeking a Mechanical Engineer to design and document electro‑mechanical assemblies on site. You will coordinate with IPTL, PM, Supply Chain, and external suppliers to meet production goals and ensure robust hardware integration.

The role requires a bachelor’s degree in mechanical/aerospace engineering (ABET) with 5+ years’ experience or an advanced degree with 3+ years. DoD security clearance and U.S. citizenship are required.

Qualifications

• Bachelor’s degree in Mechanical or Aerospace Engineering from ABET-accredited university with 5+ years of relevant experience, or an advanced degree with 3+ years of experience.
• Experience supporting production of electro-mechanical assemblies.
• Experience with Creo Parametric or other mechanical CAD tools.
• Experience working with internal and/or external suppliers.
• Ability to obtain and maintain a DoD security clearance; U.S. citizenship required.

Responsibilities

• Follow established procedures with program leadership to ensure production goals are met.
• Work within a multi-disciplined team covering aerostructure design, housing, electronics packaging, and thermal management.
• Coordinate with IPTL, PM, Supply Chain, and external personnel.
• Travel to external suppliers and Raytheon facilities as needed (typically up to 20%).
• Apply GD&T principles in design documentation and fabrication.
• Travel related to suppliers and facilities as needed, generally not exceeding 20%.

Skills

GD&T knowledge

CREO Parametric

Supplier coordination

Electro-mechanical design

Travel readiness

Education

Bachelor’s degree in Mechanical or Aerospace Engineering (ABET accredited)

Advanced degree in related field

Tools

PTC Creo

Job description

Date Posted: 2026-09-21 Country: United States of America Location: US-TX-MCKINNEY-513WC ~ 2501 W University Dr ~ WING C BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required after day 1

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.

The Airborne Sensor RF Design Department is seeking an established Mechanical Engineer to fill an On-Site position in our McKinney, TX location. We are looking for self-starting candidates to support our manufacturing facility in McKinney, TX, perform mechanical design and documentation of electro-mechanical assemblies, and coordinate with and visit suppliers throughout the US.

What You Will Do:

• Follow established procedures and instructions while working closely with program and functional leadership to ensure the overall production goals are met.
• Work within a multi-disciplined team of engineers with responsibilities ranging production/process support, aerostructure design, housing design, electronics equipment packaging, circuit card assemblies, interconnects, and thermal management.
• Work closely with the Integrated Program Team Lead (IPTL), Program Management (PM), Supply Chain, and other external personnel.
• Support program related travel to external suppliers and other Raytheon facilities.
• Use experience and knowledge of Geometric Dimensioning and Tolerancing (GD&T) principles and their application for design documentation and fabrication.
• Travel related to external suppliers and other Raytheon facilities typically does not exceed 20%.

Qualifications You Must Have:

• Bachelor’s degree in Mechanical, Aerospace, or Equivalent Engineering from an ABET accredited university and a minimum of 5 years of prior relevant experience, or an Advanced Degree in a related field and minimum 3 years’ experience to include the following:
• Experience supporting the production of electro-mechanical assemblies.
• Experience with PTC CREO Parametric or other mechanical CAD design tools.
• Experience working with internal and/or external suppliers.
• The ability to obtain and maintain a U.S. government issued security clearance is required.
• U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer:

• Knowledge of electromechanical assemblies and the interrelationship of the components therein.
• Familiarity with active electronically scanned antenna (AESA) design, test, and integration.
• Excellent verbal and written communications skills to communicate program status, issues and resolution plans across all major stakeholders including senior leadership, customers, and major subcontractors.
• Knowledge of materials and fabrication methods.
• Knowledge of statistical concepts and how to apply them to development and production processes.
• Knowledge of engineering and scientific methods and tools to characterize behavior of products and processes.
• Knowledge of reading and creating mechanical fabrication and assembly drawings.
• Production support including the use of basic measurement tools.
• Able to work independently and as a team member.
• Experience in the support of design and integration of mechanical products and assemblies.
• Proficient in Geometric Dimensioning and Tolerancing Knowledge of coordinating Mechanical design with Electronic design.
• Ability to travel between North Texas sites and nationwide suppliers.
• Analytical and problem-solving skills.
• Ability to work in a multi-disciplined integrated product team.

What We Offer

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.

This position offers relocation based on candidate eligibility.

• 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
• 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.

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.

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.

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.

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 in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.

The salary range for this role is 86,800 USD - 165,200 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. 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, and 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. 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.