Mechanical Designer, Sr. Specialist

L3Harris

Waterdown, CAunknown$105k-$155k/yrPosted Jul 22, 2026
Posting intelligenceActively listedReposted 9×, possible evergreen/ghost posting

About the role

L3Harris 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. L3Harris 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.

L3Harris 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.

Mechanical Designer, Sr. Specialist (L4)

Reference #41437

Hamilton, Ontario

About L3HARRIS WESCAM

As a subsidiary of L3Harris Technologies and within the Integrated Mission Systems 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 are a part of, 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

Our Mechanical Engineers are responsible for design of highly complex opto-mechanical and electromechanical components from concept straight through to production. Although our work is driven by specific objectives, goals and defined boundaries, we execute our work under wide guidelines.

Mechanical Engineering at L3HARRIS WESCAM requires the application of advanced engineering experiences requiring specialized knowledge for decidedly complex engineering assignments. Our state-of-the-art electro-optical stabilized imaging systems are renowned globally for their durability, capability and modularity. This is by no accident – our Mechanical Engineers are some of the best in the industry and are directly responsible for our success.

Primary Responsibilities

Responsible for mechanical design and analysis of complex opto-mechanical and electromechanical products from concept through to production using modern CAD and analysis tools. Assigned projects will be of an advanced nature and will involve solving difficult technical problems.

Perform innovation and/or suggest ways to improve our systems and/or reduce cost

Carries out complex and difficult engineering assignments requiring specialized engineering knowledge. Requires application of advanced engineering knowledge. Assigned projects and problems make it often necessary to modify established methods and devise new approaches. Is relied upon to complete difficult projects in a timely manner.

A major technical contributor or lead to the completion of project goals and objectives.

Contributes to the definition of departmental best practices and design approaches.

Work is assigned in terms of specific objectives and goals with defined boundaries. Work is carried out within wide guidelines. Technical guidance and review is available as required.

Often gives technical or project related guidance and direction to other staff. May act as a lead on larger projects. May provide guidance or mentor staff on complex design practices and development methods. May provide some level of product level ownership.

Participate in design reviews as either a presenter or a reviewer.

Supporting the verification and validation of new product designs.

Keep in synchronization with mechanical industry trends and new technologies that may be relevant to L3 Wescam’s present and future product development

Required Capabilities

Proficient user of FEA for static and dynamics analysis, preferably ANSYS

Proficient user of a CFD (computation fluid dynamics) analysis package, preferably ANSYS

Advanced knowledge of a 3D CAD system, preferably SolidWorks

Experience with Matlab or an equivalent mathematical application

Extensive knowledge of drawing standards and mechanical design standard practice

Well versed in mechanical dynamics and vibration

Well versed in strength of materials and classical analysis methods

Well versed in opto-mechanical design principles

Well versed in machining, casting, sheet metal, and composites manufacturing techniques and processes

Well versed in rapid prototyping techniques and methods

Well versed in Materials Science

Technical Leadership skills

Strong communication skills and the ability to prepare detailed technical reports and specifications

A highly motivated, self-starter

Ability to learn and grow within a fast paced environment

Meets the requirements of the Controlled Goods Registration Program and is eligible for a Canadian government security clearance

Desired Education and Experiences

Bachelor’s Degree and minimum 6 years of prior relevant experience (ideally with 8 years of Mechanical Systems Engineering experience), or Graduate Degree and a minimum of 4 years of prior related experience, or In lieu of a degree, minimum of 10 years of prior related experience.

This posting is for a current vacancy. In the province of Ontario, Canada, the pay range for this position will be $105,000 to $155,000

#LI-RK2

At L3Harris, we foster an inclusive and equitable workplace. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. For applicants with disabilities, we will provide you with accommodation so that you have what you need in order to be at your best.

L3Harris performs background checks prior to employment as all applicants must be eligible for registration with the Controlled Goods Program and obtain and maintain a positive security assessment. Some positions may require a government of Canada “Reliability” status and/or Level 2 (Secret) security clearance. In addition, L3Harris performs pre-employment substance abuse testing where required.

Compensation

This Other role pays $105k-$155k/yr. Within typical range for other roles in Canada.

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