Mechanical Engineer I (Onsite)

RTX (Raytheon); El Segundo (CA); On-site; USD 63,000 - 120,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) match

Paid time off

Parental leave

Flexible work schedules

Employee assistance program

Job summary

RTX in El Segundo, CA is seeking a Mechanical Engineer to create and revise drawings in Creo, develop detailed layouts, and release engineering change notices for major programs. You will apply GD&T (ASME Y14.5M), support suppliers, and collaborate with Lead Engineers to meet design objectives from requirements.

Bachelor’s degree in Mechanical Engineering or related STEM field is required; ANSI drawing standards and electronic packaging experience are preferred.

Qualifications

• Bachelor’s degree in Mechanical Engineering or related STEM field.
• Experience with ANSI drawing standards.
• Experience with GD&T (Geometric Dimensioning & Tolerances).
• Experience with electronic packaging.
• Experience may be obtained through on-the-job experience, research, coursework, or projects.

Responsibilities

• Create and revise engineering drawings in Creo.
• Complete detailed layouts and design documentation using CAD tools.
• Release engineering change notices.
• Learn and apply GD&T standard (ASME Y14.5M).
• Provide technical support on major programs and interface with Lead Mechanical Engineers and Chief Engineers to support design objectives.
• Contribute to project teams through design development and ensure procedures are followed in technical data packages.
• Work from requirements to develop unit design concepts and perform design trades.
• Provide support to suppliers fabricating components and assemblies.

Skills

ANSI drawing standards

GD&T

Electronic packaging

Education

Bachelor's degree in Mechanical Engineering

Tools

CREO

cPDM

Winchill

Job description

Date Posted: 2026-10-06

Country: United States of America

Location: US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01

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

Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX.

Raytheon brings 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. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

What You Will Do

• Create and revise engineering drawings in Creo
• Complete detailed layouts and design documentation using Computer Aided Design tools
• Release engineering change notices
• Learn and apply GD&T standard (ASME Y14.5M)
• Provide technical support on major programs and interface with Lead Mechanical Engineers and Chief Engineers to support design objectives
• Contribute to project teams through design development and will be expected to ensure that the established procedures are followed in the creation of technical data packages, while meeting program design objectives
• Work from requirements to help develop unit design concepts and perform design trades. Contribute to developing technical solutions to a wide range of complex problems
• Provide support to suppliers who are fabricating components and assemblies

What You Will Learn

Creo, cPDM (Common PDM), Winchill, and other training opportunities within the RTX learning center.

Qualifications You Must Have

• Bachelor's degree in Mechanical Engineering or related (STEM) major obtained by start date.
• Experience with ANSI drawing standards.
• Experience with GD&T (Geometric Dimensioning & Tolerances).
• Experience with electronic packaging.
• Experience may be obtained through on-the-job experience, research, coursework, or projects

Qualifications We Prefer

• Experience with CREO or similar 3D solid modeling software.
• Experience in manufacturing processes or experience in manufacturing and assembly support
• Experience in manufacturing processes for CCAs, metal housing fabrication, or experience in manufacturing and assembly support.

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.

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 62,900 USD - 119,700 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 cand