Senior Principal Mechanical Designer

WorleyParsons; Oakville; On-site; CAD 100,000 - 150,000; Full time

Job summary

WorleyParsons seeks a Senior Principal Mechanical Designer to lead layout design for mineral processing facilities in Ontario. This role entails developing mechanical layouts, managing design teams, and ensuring project adherence to quality and safety standards. Ideal candidates possess extensive experience in mineral processing, CAD proficiency, and strong communication skills.

Qualifications

• 15+ years in mineral processing or materials handling.
• Experience in designing mineral processing plants.
• Proficient in MS Office and various CAD software.

Responsibilities

• Develop and prepare 3D and 2D mechanical layouts.
• Manage and lead a team of layout designers.
• Ensure compliance with company's policies and standards.

Skills

3D modeling

Communication

Project Management

Safety-oriented mindset

Education

Degree in mechanical or mineral engineering

Tools

AVEVA E3D

2D AutoCAD

Bentley

Autodesk

Job description

Job Description - Senior Principal Mechanical Designer (OAK000E)

Senior Principal Mechanical Designer - OAK000E

Company : Worley

Primary Location

Job

Job

: Mechanical

Schedule

Schedule

: Full-time

Employment Type : Employee

Job Level : Experienced

Job Posting

Unposting Date

Unposting Date

: Jul 11, 2025

Building on our past. Ready for the future

Worley is a global professional services company of energy, chemicals and resources experts. We partner with customers to deliver projects and create value over the life of their assets. We’re bridging two worlds, moving towards more sustainable energy sources, while helping to provide the energy, chemicals and resources needed now.

Purpose: We are currently recruiting for a Senior Principal Mechanical Designer. This is a full-time position based in Oakville, Ontario, Canada. The Senior Principal Mechanical Designer supports and leads the layout design of mineral processing, metallurgical, and hydrometallurgical processing facilities and materials handling facilities for studies and engineering projects. The role involves developing layouts and designs from scoping to engineering contracts, using data sheets, process design basis, and flowsheets provided by the process department. The candidate must be able to understand and develop process information into conceptual and final plant layouts.

The role will be based in the Oakville, Ontario office, and the candidate must be able to work in the office 4 days a week.

Responsibilities:

• Develop and prepare 3D and 2D mechanical layouts to meet project requirements.
• Prepare design drawings and deliverables according to project-specific criteria and standards.
• Produce and contribute to project deliverables such as design criteria, calculations, and reports.
• Manage and lead a team of layout designers, ensuring scope, budget, and schedule adherence.
• Communicate project and quality expectations to maintain drafting standards.
• Forecast and monitor budget hours and manpower against deliverables.
• Support proposal and estimate processes.
• Facilitate interdisciplinary coordination in developing layouts or models.
• Ensure compliance with Worley's policies, standards, and procedures.
• Mentor less experienced team members.
• Carry out design activities at customer sites as needed.

What you will bring:

Technical and Industry Experience:

• At least 15 years of relevant experience in mineral processing, materials handling, or hydrometallurgical facilities, preferably in gold, lithium, copper, nickel, or iron ore processing.
• Experience in designing and laying out mineral processing plants from ore receipt to final storage and handling.
• Knowledge of MMM process areas such as Crushing/Screening, Storage, Material Handling, and Mineral Processing.
• Proficiency in 3D modeling and AVEVA E3D.
• Experience with other CAD software like Bentley or Autodesk, and laser scanning is a plus.
• Excellent knowledge of 2D AutoCAD.
• Proficient in MS Office.
• Ability to plan and prioritize work to meet scope, time, and cost requirements.
• Strong interpersonal and communication skills.
• A proven safety record and safety-oriented mindset.
• Valid driver's license.

Education:

• A degree in mechanical or mineral engineering is preferred.

Please note: No agency submissions will be recognized for this vacancy. Worley is committed to fair hiring and providing accommodations for applicants with disabilities. Contact us at [e-mail] if needed.

Moving forward together

Join us to explore diverse opportunities and contribute to sustainable change.

Ready to join us? Apply now to submit your CV.