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Optical Designer

Job in Toronto, Ontario, M5A, Canada
Listing for: L3Harris Technologies
Full Time position
Listed on 2026-07-15
Job specializations:
  • Engineering
    Mechanical Engineer, Systems Engineer, Engineering Design & Technologists
Job Description & How to Apply Below
Position: Optical Designer 1

L3

Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3

Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3

Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Senior Associate, Opto-Mechanical Designer (L2)

Reference #40403

Toronto, Ontario

About L3

HARRIS WESCAM

As a subsidiary of L3

Harris Technologies and within the Communications & Spectrum Dominance (CSD) Segment, the WESCAM division develops the most advanced optical sensor and targeting systems for global defense and military sectors, national security, search & rescue and airborne law enforcement agencies. From long-range covert surveillance missions to search and rescue operations, our MX-series systems, and the mission systems solutions they produce stabilized high-magnification electro-optical and infrared images from airborne, marine and ground based platforms, enabling our customers to see first and act first.

About the Role

This is amongst our elite teams at L3

HARRIS WESCAM. Our Opto-Mechanical Designers are responsible for what makes L3

HARRIS WESCAM’s systems legendary – stabilized high-magnification electro-optical and infrared imaging systems. Our Opto-Mechanical Designers are often working on ground-breaking digital imaging, thermal imaging and laser positioning systems while navigating the complexity of integrating the latest optics technology into our world-class intelligence/surveillance/reconnaissance systems. While many companies claim to have the best people – we can say with certainty that L3

HARRIS WESCAM is the premier destination for some of the best and brightest mechanical designers.

Primary Responsibilities

  • Generate design related documentation including part and assembly drawings, BOMs, engineering studies, test plan/report, etc.
  • Actively support the manufacturing organization and suppliers to ensure proper knowledge transfer, timely resolution of design issues and effective test methodologies development.
  • Collaborate closely with Product Managers and other team members from Wescam Operations to support estimates and ensure high quality design solutions.
  • Design, build and use precision mechanical engineering test fixtures using modern methods to measure the performance of opto-mechanical parts and assemblies.
  • Participate in the mechanical design of complex optical lens assemblies, including fixed focal length and zoom lenses, from concept to production
  • Work closely with Optical Designers and Manufacturing to achieve the best possible mechanical designs considering all performance requirements, manufacturability & cost, for existing and new lenses.
  • Participate in and present results at design review meetings related to modifications and new lens designs.
  • Actively participate in the application, maintenance and improvement of the Engineering design practices, processes and standards.
  • Keep up-to-date knowledge of the Precision Mechanics, Opto-Mechanical and Mechanical Engineering industries trends and new technologies that may be relevant to Wescam’s business.
  • Perform other duties as assigned by the Manager, Opto-Mechanical Design.
  • Required Capabilities

  • Knowledge of Mechanical Engineering, Fine Mechanics and Opto-Mechanical design principles
  • Proficiency with Mechanical 3D CAD software, Solidworks preferred
  • Proven ability for drafting, GD&T
  • Proven ability to virtually prototype and analyze complex mechanical designs before they are built and tested
  • Proficiency in a Mechanical Engineering lab environment
  • Knowledge of Structural Analysis and Finite Element Analysis (FEA)
  • Knowledge of electro-mechanical drive design principles
  • Knowledge of CNC machining, turning and milling…
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