Principle Metrology Engineer

RTX; El Segundo (CA); Hybrid; USD 118,000 - 225,000; Full time

Benefits offered by this job

Medical insurance

Dental and vision insurance

Life insurance

Short/long-term disability

401(k) match

Flexible work schedules

Employee Scholar Program

Parental leave

Paid time off and holidays

Job summary

RTX in El Segundo, CA, is seeking a Senior Principal Engineer for Test and Validation to lead metrology calibration across the Surveillance organization. The role emphasizes accuracy, regulatory compliance, and strong data analysis to ensure system performance and product quality.

The successful candidate will develop calibration procedures, perform uncertainty analyses, and collaborate with engineering teams. Occasional travel may be required; hybrid work is supported.

Qualifications

• Typically requires a STEM degree with 8+ years of experience, or an advanced degree with 5+ years of experience.
• Experience with calibration in a metrology or quality management environment.

Responsibilities

• Collaborate with personnel across the Surveillance organization to execute equipment calibrations and provide metrology support.
• Collect and analyze measurement data to verify adherence to technical specifications and quality criteria; prepare calibration reports.
• Develop and authorize calibration procedures ensuring accuracy, repeatability, and compliance with industry standards and contractual obligations.
• Conduct uncertainty analysis to assess adequacy and reliability of calibration processes.
• Evaluate and fulfill Raytheon’s calibration requirements to maintain production support and operational efficiency.

Skills

Calibration experience

Quality management experience

Education

STEM degree

Advanced degree (MS/PhD)

Tools

Electro-optical measurement equipment

Dimensional-optical measurement equipment

Job description

Date Posted: 2026-10-20

Country: United States of America

Location: US-CA-EL SEGUNDO-E02 ~ 2002 E El Segundo Blvd ~ BLDG E02

Position Role Type: Hybrid

U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Security Clearance Type: None/Not Required

Security Clearance Status: Not Required

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.

Senior Principal Engineer, Test and Validation

This team is responsible for the calibration and management of measurement and test equipment across the Raytheon Surveillance organization. The position is located within the Surveillance Metrology Operations Primary Standards Laboratory in El Segundo, California; however, the work may support activities across the entire Surveillance organization.

Metrology is the scientific discipline focused on measurement and its application. At Raytheon, metrology supports manufacturing and production activities to ensure parts and products comply with specified quality and tolerance criteria. It represents a stable, high‑technology, and highly impactful career field.

What You Will Do

• Collaborate with Raytheon personnel across the Surveillance organization to execute equipment calibrations and deliver metrology support, maintaining compliance with contractual requirements as well as applicable government and industry standards.
• Collect and analyze measurement data to confirm adherence to technical specifications and quality criteria. Prepare detailed calibration reports and present results in a clear, customer‑oriented format aligned with individual client requirements.
• Develop, evaluate, and authorize calibration procedures for measurement and test equipment, ensuring measurement accuracy, repeatability, and full compliance with applicable industry standards and contractual obligations.
• Conduct uncertainty analysis to assess and validate the adequacy, reliability, and overall performance of measurement or calibration processes.
• Evaluate and fulfill Raytheon’s calibration requirements to maintain production support, optimize operational efficiency, ensure regulatory compliance, and preserve the precision of critical systems.
• On rare occasions, travel to other facilities or conferences will be required.
• The interviewee must be able to lift and carry maximum of 20 pounds.
• Primary work hours are on first shift, but on rare occasions, shift adjustments may be necessary to support operational needs.

Qualifications You Must Have

• 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.
• Experience with calibration in a metrology and/or quality management environment.

Qualifications We Prefer

• Master’s degree in physics or mechanical engineering with an emphasis on metrology is strongly preferred.
• Hands‑on experience with advanced electro‑optical and dimensional‑optical measurement equipment in a Primary Standards‑level laboratory, performing calibrations and verifications against traceable standards to ensure accuracy and compliance, is strongly preferred.
• Ability to troubleshoot complex technical issues, meet tight deadlines, and manage multiple tasks efficiently.
• Adaptable team contributor with the ability to work independently on technical tasks or collaborate effectively within cross‑functional teams.

What We Offer

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

Please consider the following role type definition as you apply for this role.

• Onsite: 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.

The salary range for this role is 118,300 USD - 224,900 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.

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 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 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.