Mechanical Engineer II (Onsite)

Posted: 2026-09-16 | Location: Fullerton, CA (1801 Hughes Dr, BLDG 675) | Role Type: Onsite | Security Clearance: Active/transferable DoD Secret clearance required; U.S. citizenship required; interim clearance eligibility required prior to start.

About the role

The Tactical Radars department within Raytheon Hardware Engineering supports the development, production, and deployment of multiple defense products including radars, missiles, command and control systems, and naval electronics for U.S. Government and international customers. This Mechanical Engineer Product Team role supports the Sentinel radar product line based in Fullerton, CA and may require domestic and international travel to suppliers.

Responsibilities

• Work within a team environment to develop innovative mechanical subsystems with solid modeling practices and drawing creation using CAD tools such as Creo Parametric, Solidworks, or equivalent.
• Develop preliminary sketches, diagrams, and other engineering information to generate 3-D design models and/or conceptual designs.
• Provide Mechanical Engineering solutions on production issues to functional leadership and engage resources (Subject Matter Experts, etc.) to resolve production issues rapidly and efficiently.
• Collaborate with functional team leads for integration efforts across Cross Product Teams in the Sentinel portfolio to ensure successful system design, integration, production, and program execution.
• Provide radar technical data package (TDP) support including design, development, manufacturing, and failure investigation solutions.
• Apply disciplined tools, processes, approaches, and instructions across the radar product life cycle.
• Participate in the Engineering changes process, peer review process, Engineering Documentation Standards (EDS) implementation, and Configuration Control Board (CCB) as required by command media.
• Support program growth and technology insertion strategies working closely with functional leaders, program technical leadership, and Program Office.
• Support the Integrated Product Team Lead (IPTL) for planning and execution of production programs, lateral product applications, and major Engineering Changes.

Requirements

• Master's degree in Science, Technology, Engineering, or Mathematics (STEM) major obtained by start date.
• Experience in mechanical engineering design knowledge.
• Experience in product lifecycle stages of a radar production program.
• Experience resolving technical challenges (may be obtained through on-the-job experience, research, coursework, or projects).

Preferred Qualifications

• Master's degree in Mechanical Engineering, Manufacturing Engineering, or hardware system design related major.
• Experience in manufacturing and tolerancing mechanisms.
• Experience with ANSI/ASME Y14.5 GD&T (Geometric Dimension and Tolerances).
• Experience with CAD tools.

Pay

Salary range: $75,800 – $144,200 USD (good faith estimate representative of all experience levels; final offer considers role, function, responsibilities, experience, location, education/training, and key skills).

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 and holidays
• Eligibility for annual short-term and/or long-term incentive compensation programs (dependent on position level and collective-bargaining agreement coverage; payments not guaranteed)

Schedule & Travel

• Onsite role — work primarily onsite at the Fullerton facility.
• Minimum 10% travel to suppliers and production facilities, including domestic and international travel.
• Candidates may be asked to attend select interview steps in-person regardless of role designation.