Mechanical engineer Jobs in Toronto, ON

Job post summary
Date posted: September 9, 2025
Pay: CA$90,000.00 - CA$110,000.00 per year
Job description:
Senior Mechanical Engineer (Technical Manager) – Fitec Biogas
About You
You are an experienced Mechanical Engineer ready to become an integral part of a
growing company that is committed to the environment and to helping its clients achieve
their goals. You bring both leadership skills and creative thinking, applying your
expertise to carry projects from conception through to delivery.
You thrive on the details—understanding that the success of a complex project lies in
balancing technical precision with the logistical challenges of many moving parts. You
are equally comfortable engaging with clients and contractors, resolving challenges
collaboratively, and representing your work with professionalism and confidence.
You enjoy mentoring junior engineers and guiding their development, sharing your
knowledge while taking full ownership of your own projects. You are organized and
detail-oriented, recognizing that accurate documentation is critical to successful project
delivery. You are resourceful and adaptable, ready to step in where needed and keep
projects moving forward.
Above all, you are passionate about sustainability and believe that environmental
responsibility and economic growth can work together. You want to apply your
engineering skills to projects that make a real impact on climate change and waste
reduction.
About Fitec
Fitec has over 20 years of experience in the renewable energy industry, with deep
expertise in every aspect of the biogas sector—from waste audits and plant design to
construction, commissioning, operations, and equipment supply.
We draw on expertise in agronomy, solid waste, urban food waste, and
wastewater/co-digestion, combining this understanding with the realities faced by
producers to deliver biogas solutions that support farmers, drive sustainability, and
protect our planet.
Today, Fitec designs and delivers durable, dependable, and energy-efficient systems
customized to each client’s needs and resources. With advanced equipment and
dedicated support at every stage of a project, we are more than a vendor—we are a
trusted partner in long-term success.
As a growing, family-owned company, Fitec offers engineers the chance to see projects
from start to finish, contribute to innovative designs, and directly impact the fight against
climate change and waste reduction. Our collaborative culture values critical thinking,
creativity, and mentorship—giving every team member the opportunity to influence
outcomes and grow with us.
We work in a flexible hybrid model, with regular in-office collaboration at our downtown
Toronto (Spadina) office, balanced with remote work flexibility. This role provides the
chance to work closely with leadership while enjoying the independence to manage
your own projects.
Key Responsibilities
As a Mechanical Engineer at Fitec, you will play a central role in the design, delivery,
and execution of innovative biogas projects. Your responsibilities will include:

• Lead project management for technical execution, ensuring equipment,
  suppliers, and schedules align.
• Design and validate fluid systems, including pump sizing, pressure drop
  calculations, and throughput alignment for slurries and substrates.
• Apply hydronics expertise in heating systems and heat exchangers, including
  heat loss and heat balance calculations.
• Develop plant layouts and technical drawings in CAD, and provide
  mentorship to junior engineers on CAD best practices.
• Interpret and update P&IDs, integrating instrumentation and basic controls into
  process designs.
• Prepare capital cost estimates and proposals, including equipment lists,
  project budgets, and client-facing technical documentation.
• Mentor junior engineers, providing guidance, oversight, and opportunities for
  professional growth.
• Interface with clients and contractors, leading technical discussions,
  supporting conflict resolution, and ensuring project success.
• Maintain accurate documentation and records, supporting contract
  compliance and payment processes.
• Represent Fitec at trade shows, industry events, and in client presentations,
  reinforcing our reputation as a trusted partner in renewable energy.
  Qualifications
• Bachelor’s degree in Mechanical Engineering (or related discipline with strong
  mechanical experience).
• 5+ years of relevant experience in fluid systems, pumps, piping, or process
  equipment; background in renewable energy, agriculture, anaerobic digestion,
  wastewater, or solid waste/manure management is an asset.
• Proven ability to size pumps, calculate pressure drops, and design fluid
  handling systems for slurries and substrates.
• Strong proficiency in CAD software; ability to mentor junior staff in CAD best
  practices.
• Familiarity with P&IDs (piping & instrumentation diagrams) and process
  instrumentation; ability to read and apply them effectively (bonus if experienced
  in development).
• Project management skills, with experience overseeing multi-million-dollar
  engineering projects, budgets, and proposals.
• Strong client-facing and contractor-facing communication skills, with proven
  ability to handle conflict resolution in a professional manner.
• Excellent documentation, organizational, and proposal-writing skills,
  ensuring clarity, compliance, and accuracy in project delivery.
• Demonstrated leadership abilities, with the capacity to mentor and guide junior
  engineers within a growing team.
• Experience with hydronics and heating systems (heat exchangers, hot water
  loops, heat balances, and heat loss calculations).
  Compensation
• Base Salary: $90,000 – $110,000 annually, depending on experience
• Performance Bonus: $30,000 – $50,000 annually
• On-Target Earnings (OTE): Approximately $140,000
• Competitive salary is complemented by a performance-based culture where
  your contributions are recognized and rewarded. As the company grows, we are
  developing a benefits package to support the evolving needs of our team.
  Why Join Fitec?
  At Fitec, you’ll do more than engineering—you’ll make an impact. You’ll see projects
  through from concept to completion, mentor the next generation of engineers, and help
  drive Canada’s renewable fuel, cleantech and energy future.
  Join our team at Fitec and help deliver innovative biogas solutions that create a real
  impact for our clients and our planet.
  Job Type: Permanent
  Work Location: Hybrid remote in Toronto, ON M5T 2C2