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Added 25 mins ago
HT
Material Handler
Husky Technologies
Bolton, ON
- Full-time
…an ambitious growth strategy that means exceptional career development opportunities and a chance to be a part of a team that is the best in the world at what we do. APPLY TODAY – join the…
Added 25 mins ago
HT
Technical Trainer
Husky Technologies
Bolton, ON
- Full-time
Husky TechnologiesTM offers a wealth of opportunity for personal growth and development. Most importantly, Husky Technologies TM offers an opportunity to work with – and be challenged by –…
Added 55 mins ago
R|
Research Assistant - Public Engagement
RI-MUHC | Research Institute of the MUHC | #rimuhc
Montreal, QC
- Full-time
As Research Assistant (public engagement), you will be responsible for the development, implementation, and evaluation of CADeN’s public engagement campaign. As part of this work, you will…
Added 1 hour ago
AI
Sales Executive (Bilingual French/English)
ARxIUM INC
Remote, Canada
- $60,000 to $80,000 CAD / year
- Full-time
- Remote
ARxIUM is a leading provider of pharmacy automation technologies and software solutions that help healthcare organizations improve medication safety, operational efficiency, and patient…
Added 1 hour ago
HE
Outside Sales Representative
HighFire Energy Services
Redwater, AB
- Full-time
Experience in new business development, including prospecting, lead generation, and closing sales in industrial or energy-related markets.
Added 1 hour ago
S&
Lead EHV Transmission Line Engineer 2 - Grid
Sargent & Lundy
Toronto, ON · North York, ON
- Full-time
Lead the design of transmission lines in the 69kV to 765kV range.
Added 1 hour ago
S&
Lead Structural Engineer 1 - Nuclear
Sargent & Lundy
Toronto, ON · North York, ON
- Full-time
This is a Project Lead Structural Engineer position that offers a variety of interesting and challenging opportunities in structural engineering and will provide an excellent opportunity to…
Added 1 hour ago
NM
Underground Mine Surveyor
Newmont Mining Corporation
BC · Kitimat-Stikine, British Columbia
- Full-time
…Improving Daily provides the foundation for our strategy to Lead in Gold and Grow in Copper and our purpose to Unearth Value Sustainably to Advance…
Added 1 hour ago
BC
Communication Assistant
Brant Community Healthcare System
Brantford, ON
- Full-time
At BCHS, we are driven by a bold vision: To Lead Beyond Care. As a two-site community hospital system in Brantford and Paris, Ontario, we serve with purpose, passion, and a deep commitment…
Added 1 hour ago
YI
Sales Development Representative
YuJa Inc.
Toronto, ON · North York, Ontario
- Full-time
This is an expansion role designed to support the continued growth and scaling of our Sales Development team. Our Sales Development team members are at the forefront of our growth,…
Added 2 hours ago
TU
Business Development Manager
The Universal Group
Prince George, BC
- Full-time
Are you an experienced sales professional with a keen eye for business development opportunities? Do you have a passion for closing deals and building lasting relationships? Do you enjoy…
Added 2 hours ago
HA
Fixed Operations Manager
Harris Auto Group
Nanaimo, BC
- Full-time
Harris Auto Group is looking for an experienced, driven Fixed Operations Manager to lead the Service, Parts and Detail departments at one of our busy import dealerships in the Okanagan.
Added 3 hours ago
SM
RQ00240 – Product Manager – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
The successful candidate will lead the identification, assessment, prioritization, delivery, adoption, and continuous improvement of enterprise AI initiatives. This role will work closely…
Added 3 hours ago
SM
RQ11735 – Business Analyst – Senior (Onsite)
S M Software Solutions Inc
Toronto, ON
- Internship
…stakeholder engagement, organizational change management, training development, and digital transformation initiatives. The ideal candidate will have experience working with multiple…
Added 3 hours ago
SM
RQ11741 – Product Manager – Senior (Onsite)
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a highly experienced Senior Product Manager to lead product strategy, roadmap development, prioritization, and product decisions for an enterprise platform supporting…
Added 3 hours ago
SM
RQ11858 – Oracle Cloud Integration Specialist – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
…hands-on expertise in Oracle Fusion configuration, integration development, data migration, REST and SOAP APIs, HCM Data Loader (HDL), and File-Based Data Import (FBDI). The successful…
Added 3 hours ago
SM
RQ11858 – Oracle Cloud Integration Specialist – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
…hands-on expertise in Oracle Fusion configuration, integration development, data migration, REST and SOAP APIs, HCM Data Loader (HDL), and File-Based Data Import (FBDI). The successful…
Added 3 hours ago
SM
RQ11845 – Software Developer – Senior (Onsite)
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a highly skilled Senior Software Developer with extensive experience in designing, developing, and maintaining large-scale, multi-client web applications. The ideal candidate…
Added 3 hours ago
SM
RQ11731 – Business Analyst – Senior (Onsite)
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a highly experienced Senior Business Analyst to lead business analysis activities for large-scale digital initiatives, enterprise platform features, integrations, and the…
Added 3 hours ago
SM
RQ11735 – Business Analyst – Senior (Onsite)
S M Software Solutions Inc
Toronto, ON
- Internship
…stakeholder engagement, organizational change management, training development, and digital transformation initiatives. The ideal candidate will have experience working with multiple…
Added 3 hours ago
SM
RQ11734 – Business Analyst – Senior (Onsite)
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking an experienced Senior Business Analyst to lead business analysis activities for large-scale digital initiatives, enterprise platform features, integrations, and the…
Added 3 hours ago
SM
RQ11717 – Business Analyst – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
Lead and conduct business analysis at varying levels of detail appropriate to the project and phases of the project, aligning with OPS Unified Project Management Methodology, Enterprise…
Added 3 hours ago
SM
RQ11735 – Business Analyst – Senior (Onsite)
S M Software Solutions Inc
Toronto, ON
- Internship
…stakeholder engagement, organizational change management, training development, and digital transformation initiatives. The ideal candidate will have experience working with multiple…
Added 3 hours ago
SM
RQ11717 – Business Analyst – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
Lead and conduct business analysis at varying levels of detail appropriate to the project and phases of the project, aligning with OPS Unified Project Management Methodology, Enterprise…
Added 3 hours ago
SM
RQ11734 – Business Analyst – Senior (Onsite)
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking an experienced Senior Business Analyst to lead business analysis activities for large-scale digital initiatives, enterprise platform features, integrations, and the…

Parsons Corporation

Senior Mechanical Engineer - Buildings

Markham, ON, Canada
Oakville, ON, Canada
Toronto, ON, Canada

Full-time

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Job details

Job type: Full-time
Experience: 8+ years of project engineering/design experience in buildings HVAC, Plumbing and Drainage, and Fire Protection
Posting language: English
Posted: Nov 2, 2026

Original job description

In a world of possibilities, pursue one with endless opportunities. Imagine Next!At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.

Job Description:

Parsons is looking to hire a full-time dedicated Senior Mechanical Engineer to lead Infrastructure projects engineering work. The Senior Mechanical Engineer is broadly responsible for establishing system requirements, performing functional analyses, and preparing engineering calculations, technical specifications, data sheets, and reports while mentoring and leading junior engineers to meet our clients’ needs. Senior Mechanical Engineers are also responsible for providing regular input into the progressive elaboration of 3D models and 2D drawings to achieve technically coherent and compliant designs for our clients. This role would be based out of our Oakville, Ontario office.

Key Responsibilities

Depending on the role in the project, responsibilities may include and are not limited to:

Demonstrate a range of technical capabilities with experience in Mechanical Engineering and design, and development of contract documents (design reports, analysis reports, calculations, plans, specifications, etc.).
Lead or assist in the definition of mechanical project scope
Lead mechanical engineering teams to ensure delivery of project requirements as they relate to scope, cost, and schedule
Establish user requirements, analyze system functional and performance requirements, and define design criteria
Develop appropriate mechanical HVAC, plumbing, and fire protection design schemes.
Prepare and interpret engineering calculations including heat load calculations, and hydraulic modeling/calculations, and perform system analyses
Prepare equipment sizing while ensuring that all analyses satisfy user and system requirements
Provide input to other disciplines within the project design team on mechanical requirements for layouts and project designs
Conduct interface management between related systems and disciplines.
Prepare technical specifications including input received from other project disciplines
Manage and review engineering work packages associated with project deliverables including management of project budgets and schedule.
Prepare, review, or approve technical deliverables such as equipment specifications, data sheets, calculations, etc.
Prepare and contribute to technical memos and reports
Provide input to engineering, operating, and capital cost estimates
Prepare or provide input to 3D models and 2D mechanical drawings
Participate in and contribute to design reviews
Assist in the compilation and delivery of monthly engineering status reports
Assist with technical queries raised during the construction phase
Assist in the commissioning of systems on site as required
Guide more junior engineers and drafters

Qualifications And Experience

B.Sc./B.Eng. in mechanical engineering
Registration as a professional engineer in Ontario (PEO)
8+ years of project engineering/design experience in buildings HVAC, Plumbing and Drainage, and Fire Protection
Experience in LRT, Metro, or Railway /transit design projects (or any other Infrastructure projects)
Experience in leading small and large mechanical teams in multi-disciplinary projects.
Excellent interpersonal, presentation, and communication skills.
Excellent organizational, planning, time management, and problem-solving skills
Ability to meet targets with minimal supervision
Knowledgeable in the use of specialized engineering software such as Carrier HAP, AFT Fathom, eQUEST, etc.
Working knowledge of industry standards (NFPA, ASHRAE), regulations, and codes (OBC, NBC) pertinent to the infrastructure mechanical engineering discipline
Sound knowledge of engineering management systems, deliverable progress measurement
Experience with greenfield and brownfield interfaces, including constructability experience
Willingness to learn, develop and apply new techniques, standards, and processes
Ability to delegate tasks and effectively supervise engineers and designers.

This position is part of our Critical Infrastructure team.For more than 80 years, our experts have designed and delivered the critical infrastructure that connects and protects communities around the world. We work in collaborative teams, both within the company and with our partners and customers, to plan, design, build, and modernize infrastructure. We take special pride in projects and solutions that improve communities as well as people’s quality of life by promoting economic growth, enhancing mobility, and increasing sustainability and resiliency. Powered by our people, we provide the imagination necessary to support our customers’ visions - and to help them see what's next!Salary Range: $97,600 - $147,600This job posting is for a current addition or replacement opportunity within Parsons.We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as health, vision, dental, employer paid provincial care premiums, Defined Contribution Pension Plan (DCPP), Tax-Free Savings Account (TFSA), Registered Retirement Savings Plan (RRSP), life insurance, paid time off, sick leave, all province observed holidays off, and gym membership discounts to fit your busy lifestyle!Parsons is an equal opportunity employer committed to diversity, equity, inclusion, and accessibility in the workplace. Parsons equally employs representation at all job levels for indigenous peoples, women, individuals with disabilities, and visible minorities.We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest - APPLY TODAY!

Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to https://www.parsons.com/fraudulent-recruitment/.

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More about this job

Responsibilities

The Senior Mechanical Engineer will lead infrastructure project engineering, including defining system requirements, performing calculations, and preparing technical specifications. They are also responsible for mentoring junior staff and managing project deliverables, budgets, and schedules.

Requirements

Candidates must hold a B.Sc. or B.Eng. in mechanical engineering and be registered as a professional engineer in Ontario (PEO). A minimum of 8 years of experience in building mechanical design and infrastructure projects is required.

Skills

Mechanical engineering
HVAC design
Plumbing design
Fire protection design
Project management
Engineering calculations
Technical specifications
3D modeling
2D drafting
Team leadership
Hydraulic modeling
Budget management
Interface management
Construction support
Commissioning
Mentoring

Benefits

Health insurance
Vision insurance
Dental insurance
Employer paid provincial care premiums
Tax-Free Savings Account
Life insurance
Paid time off
Sick leave
Gym membership discounts

Visa sponsorship

Not detected in the job text

Keywords

Mechanical Engineering
Infrastructure
HVAC
Plumbing
Fire Protection
PEO
Carrier HAP
AFT Fathom
eQUEST
NFPA
ASHRAE
OBC
NBC
3D Modeling
2D Drawings
Project Engineering
Commissioning
Construction Support
Technical Reports
Engineering Management
Budgeting
Scheduling
Design Reviews
Heat Load Calculations
Hydraulic Modeling
Brownfield
Greenfield
Constructability
Critical Infrastructure
Professional Engineer

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