Full-time jobs in London, Ontario

Find full-time jobs in London, Ontario and nearby towns within 25 km. Read the full details and apply.

Newest first

Within 25 km of London

Added 20 hours ago
Solution Manager Product Delivery
Workplace Safety and Insurance Board (WSIB)
London, ON
Added 20 hours ago
Truck Driver - Propane Bulk Delivery
EDPRO Energy Group Inc.
London, ON
Added 20 hours ago
DZ Delivery Driver - Catalys
ORA Partenaires
London, ON
Added 20 hours ago
Senior Electrical Engineer
Callidus Engineering
London, ON
Added 20 hours ago
Senior Mechanical Engineer
Callidus Engineering
London, ON
Added 20 hours ago
Project Manager
North America Construction (1993) Ltd. - NAC Constructors Ltd.
St. Thomas, ON
Added 20 hours ago
Personal Banking Associate Trainee
TD
St. Thomas, ON
Added 20 hours ago
Wastewater Control Officer-C1183 (Under Review)
City of London
London, ON
Added 21 hours ago
Project Manager
North America Construction LTD
St. Thomas, ON
Added 21 hours ago
Office & Administrative Coordinator
Creative Structures
London, ON
Added 21 hours ago
Mechanical Engineer P.Eng
Hays
London, ON
Added 21 hours ago
Forklift Operator Shipping/Receiving
Dr. Oetker / Cameo
London, ON
Added 21 hours ago
Senior Electrical Engineer
Hays
London, ON
Added 21 hours ago
Merchandiser, Hourly Full Time Flexible Shifts
Shoppers Drug Mart
London, ON
Added 22 hours ago
Digital and Technology Industrial Year Placement
targetjobs UK
London, ON
Added 22 hours ago
Plant Mechanic
Enbridge
Lobo, ON
Added 22 hours ago
Employability Skills Developer, Opportunities Fund London
YMCA of Southwestern Ontario
London, ON
Added 1 day ago
FB
Customer Service Representative
Farm Boy Inc.
London, ON
- From $17.95 CAD / hour
Added 1 day ago
Program Specialist
General Dynamics Land Systems–Canada
London, ON
Added 1 day ago
Procurement Specialist
General Dynamics Land Systems–Canada
London, ON
Added 1 day ago
Program Specialist
General Dynamics Land Systems–Canada
London, ON
Added 1 day ago
Procurement Specialist
General Dynamics Land Systems–Canada
London, ON
Added 1 day ago
Cook 2
Aramark Canada
London, ON
Added 1 day ago
Cook 1
Aramark Canada
London, ON
Added 1 day ago
Housekeeping Aide
Aramark Canada
London, ON

Callidus Engineering

Senior Mechanical Engineer

London, ON, Canada

Full-time

Within 25 km of London · About 2.7 km from the city centre

Apply About employer

Applications open in a new tab.

Job details

Job type: Full-time
Experience: Engineering license in Ontario with 10+ years of relevant design experience in the building construction industry
Posted: Oct 19, 2026

Original job description

We are the Callidus Engineering team. We make buildings work!

You’ve built your career solving complex mechanical challenges, delivering high-quality designs, and ensuring projects meet the highest standards. You deserve a role where your expertise is valued, your work has impact, and you have the flexibility to focus on what you do best.

At Callidus Engineering, you’ll work on diverse projects, collaborate with a skilled team, and have the autonomy to make decisions that matter. If you have 10+ years of experience in Building Services, this is your opportunity to take the next step in your career at our London, Kingston, or Kitchener locations.

At Callidus Engineering, your contributions matter. Your ideas drive projects forward, and your expertise shapes the Canada’s building landscape. You’ll be part of a team that values community, ambition, and integrity, where professional growth is supported, and technical excellence is the standard.

What You Can Expect

Competitive wages that recognize your expertise
A strong benefits package to support you and your family
Incentive compensation tied to company performance

Learn more about what it’s like to work with us: https://callidus.ca/work-at-callidus/

Your Role Includes

Reviewing and stamping mechanical projects of all complexities and sizes
Directing design strategies and concepts on complex projects
Leading audits, feasibility assessments, and investigations, and writing corresponding reports
Conducting site visits and troubleshooting construction issues; collaborating on solutions
Mentoring intermediate and junior-level engineers and designers
Supporting the continuous development of mechanical design standards and practices

What You will Bring to the Team

Design experience with central plant systems, including hot water, steam, and chilled water systems
Significant exposure to DDC control systems, including writing sequences of operations, specifications, and troubleshooting on-site control issues
Extensive knowledge of codes and standards, including OBC, ASHRAE, CSA, and ASPE standards
Design experience across multiple industries, including commercial, industrial, educational, multi-unit residential, healthcare, and government
Excellent communication skills and the ability to organize, multitask, and work well under deadlines
A collaborative mindset and a willingness to share ideas with a track record of sound judgment and decision-making
Engineering license in Ontario with 10+ years of relevant design experience in the building construction industry

Legally entitled to work in Canada

Position Availability: This posting is for an existing vacancy.

Use of Artificial Intelligence: Callidus Engineering does not use artificial intelligence to screen, assess or select applicants for this position. A member of our team reads your resume and meets with you.

Apply About employer

More about this job

Responsibilities

Review and stamp mechanical projects, direct design strategies for complex work, and lead audits, feasibility assessments, investigations, and reporting. Conduct site visits to troubleshoot construction issues, mentor junior staff, and help develop mechanical design standards and practices.

Requirements

Requires an Ontario engineering license and at least 10 years of relevant building construction design experience, including central plant systems and significant DDC controls exposure. Candidates should know applicable OBC, ASHRAE, CSA, and ASPE standards, have experience across multiple building sectors, communicate and collaborate effectively, and be legally entitled to work in Canada.

Skills

Mechanical Engineering
Building Services Design
Central Plant Systems
Hot Water Systems
Steam Systems
Chilled Water Systems
DDC Control Systems
Sequences of Operation
Mechanical Project Review and Stamping
Design Strategy
Audits and Feasibility Assessments
Site Troubleshooting
Building Codes and Standards
Mentoring
Communication
Project Management

Benefits

Competitive Wages
Benefits Package
Incentive Compensation

Visa sponsorship

Not detected in the job text

Keywords

Mechanical Engineering
Building Services
Building Construction
Central Plant Systems
Hot Water Systems
Steam Systems
Chilled Water Systems
DDC Control Systems
Sequences of Operation
Mechanical Design
Project Review and Stamping
Design Strategies
Audits
Feasibility Assessments
Investigations
Technical Reports
Site Visits
Construction Troubleshooting
OBC
ASHRAE
CSA Standards
ASPE Standards
Commercial Buildings
Industrial Buildings
Educational Buildings
Multi-Unit Residential
Healthcare Facilities
Government Buildings
Engineering License
Mentoring

Report this job