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Senior Mechanical Engineer

The Principal Mechanical Engineer is responsible for understanding design requirements, coordinating mechanical design, preparing design reviews, and presenting engineering to Raytheon, customer management, and consultants. The position requires the mechanical design leader to understand tasks from the pre-proposal phase through conceptual design, preliminary and critical design build, test and delivery of complex Electro-Optical Sensors. The engineer in this position will be leading a cross-functional engineering and analysis team from a strong technical background involving material selection, optical layout, thermal management, precision mechanical mounting and motion, and structural optimization while balancing cost and schedule constraints.

The Principal Mechanical Engineer is responsible for preparing large sections of program technical reviews such as the SRR, PDR, CDR, TRR, MRR, CTI, and CTS presentations. These are typically large volumes of technical information that must be prepared and presented to internal line management, technical staff, program management, and customer reviewers and their consultants. New concepts must be "sold" to these highly-experienced individuals including well thought out plans for any potential technical issues.

Position is with the EO Sensor Design department in El Segundo, California.

US Citizenship is required, as candidate must possess an active DoD Security Clearance

Job Related Activities:

  • Lead and own the design, documentation, and implementation of EO mechanical hardware.
  • Actively work with Program Management, Systems Engineering, and Customers to develop and manage objectives and requirements for related pursuits and projects.
  • Lead a Mechanical Engineering Team to successfully design and document solutions to meet program objectives and requirements.
  • Lead the management of subcontractors required for the development of EO related equipment.
  • Comply with Export/Import (EX/IM) regulations and policies and support Jurisdiction Classification Assessments (JCAs) as needed.
  • Ensure the consistent application of engineering best practice and that all activities undertaken under your control are conducted to common standards in accordance with Raytheon's processes.

Required Skills: (Make as explicit as possible. These should not contain comparative or non-objective skills.)

  • At least 6 years of professional experience
  • Hands on experience in Electro-optical mechanical design
  • CAD software, especially Creo
  • Geometric Tolerancing (GD&T)
  • Project leadership experience
  • Able to present to customer
  • Maintain positive customer and supplier relationships
  • Must have an active DoD Secret Clearance, and US Citizen
  • Must be able to obtain a SSBI security clearance

Desired Skills:

  • Microsoft Project
  • Prior experience in DoD or Aerospace
  • Already possess a SSBI security clearance

Required Education:

  • B.S. in Mechanical Engineering or related discipline, and minimum 8 years of related experience.

Desired Education:

  • Advanced degree in a related field

This position requires a U.S. person or the ability to obtain an Export Authorization from the appropriate government agency for non-U.S. persons.

U.S. Citizenship status is required as this position needs an active U.S. Security Clearance as of day one of employment.


Raytheon is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, age, color, religion, creed, sex, sexual orientation, gender identity, national origin, disability, or protected Veteran status.

Company Name:
Security Clearance:
El Segundo, California
United States
Not Specified
Job Number:

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