Join the Green Infrastructure Partners team, where quality, collaboration, and exceptional service are at the core of everything we do. As one of Canada’s leading construction and infrastructure companies, we support a wide range of complex projects across the country, including heavy civil, industrial, infrastructure, and major project work.

At Green Infrastructure

Partners, our teams are known for delivering big projects, solving complex challenges, and creating exciting growth opportunities for our people. We are looking for experienced, motivated professionals who want to contribute to meaningful work, support successful project delivery, and grow with a team that is building for the future. You'll receive a market-competitive salary, and incentives that reflect your contributions.

Interesting Projects: You'll have the chance to work on exciting, diverse projects that challenge you to think creatively and develop new skills.

We offer comprehensive health, dental, and vision insurance, mental health support with our Employee Family Assistance Program (EFAP), RRSP benefits and gym membership discounts. Diversity and inclusion are at the core of our values.

Senior Mechanical

Estimator , you’ll be responsible for owning the estimating process from initial bid through to final submission. This role supports bid strategy development, mentorship, and close collaboration with operations and project management teams. This is an office-based role with occasional site visits as required.

Lead end-to-end estimating efforts on mechanical infrastructure projects. Provide mentorship and oversight to junior estimators, reviewing their work and supporting their growth. Develop accurate, detailed, and competitive estimates that include labour,



materials, equipment, and subcontractor pricing.

Interpret tender documents, design drawings, and technical specifications to define project scope and cost implications. Preparation of quantity take-offs, material costing sheets, and final estimate documentation in estimating software (Accubid or similar). Identify risks and opportunities in project scopes and propose strategic pricing approaches.

Coordinate with internal stakeholders (engineering, operations, procurement) and external subcontractors to ensure accurate and timely inputs. Ensure all estimates are aligned with project goals, client requirements, and company standards. Attend site visits as needed and lead estimate reviews prior to submission.

Bachelor’s degree in Mechanical Engineering or Diploma in Mechanical Engineering Technology, or equivalent combination of education and experience. Minimum 5+ years of experience in estimating construction projects, including leadership in developing large-scale bids. Proficiency with Microsoft Excel, estimating software, and digital take-off tools;

experience with Accubid, Bluebeam, or similar systems is an asset. Solid understanding of construction contracts, risk evaluation, and cost modeling. By adopting a continuous improvement mindset Build our Communities By caring for the communities where we work and live By embracing diversity, equity, inclusion and belonging Green Infrastructure Partners is a leading provider of integrated solutions throughout the heavy civil, industrial, infrastructure, technical solutions, and construction industries.

From breaking new ground to commissioning and ongoing maintenance, we deliver solutions, service, and quality at every stage of the project.

📌 Senior Estimator (Commercial Construction Projects) (St. John's)
🏢 Pennecon
📍 St. John's