Senior Engineer, Group Leader - Water & Wastewater

Senior Engineer, Group Leader - Water & Wastewater

Barrie, ON, Canada

Posted Friday, October 10, 2025 at 4:00 AM

Are you an experienced engineering professional eager to advance your career with a dedicated, community-focused, award-winning company? Tatham Engineering offers the opportunity to join a supportive team that values mentorship and provides challenging, rewarding work. Put your knowledge and experience to meaningful use in an environment where collaboration and growth are encouraged.

We are seeking an experienced, accomplished, and self‑motivated Group Leader to work in the Water & Wastewater group based out of our Barrie office. This position will develop and lead a group of Project Managers and technical support staff, and is responsible for the planning, design and completion of infrastructure projects involving water supply, treatment, pumping and storage, and wastewater pumping, treatment and disposal projects.

The Senior Engineer, Group Leader will also serve as Project Manager and provide support for multiple projects. This individual will be a progressive, collaborative and energetic professional engineer with at least 8 years of consulting experience.

The variety of work available provides an opportunity to advance your skills and practical experience in a collaborative environment. There are shareholder opportunities available with this role and a company focus on professional development with opportunities for growth within Tatham Engineering. We are an employee‑owned company with over 190 staff, including over 70 shareholders.

• Communicate regularly with the Senior Manager to provide updates on actions and strategies to achieve group goals and targets
• Develop and execute quarterly business plans, set goals and targets for the group as established with the Senior Manager to expand both services provided and market areas
• Communicate regularly with other Group Leaders to discuss items of mutual interest - sharing resources, technical support, business development activities, etc.
• Assist and monitor Project Managers to establish and track budgets and project schedules and maintain staff utilization and profitability targets discussed with the Senior Manager
• Develop, manage, lead, train, discipline, mentor and motivate all members of the group
• Manage and complete projects as a Senior Engineer, including budget, schedule and resource management, billings and client liaison
• Lead business development and raise the profile of the department and the company
• Identify project opportunities in existing and new project areas, prepare work plans and proposals to acquire work

• P.Eng. in the Province of Ontario
• Minimum of 8 years of engineering experience, preferably in the consulting environment
• Technical leader in relevant sector
• Demonstrated abilities as a team leader, responsible for managing a team of support staff
• Undertake business development with a desire to do more
• Understanding of business metrics and company policies and can work with staff to achieve desired outcomes
• Demonstrated high level of commitment
• Strong, relevant design and project management experience
• Strong communication and interpersonal skills
• Excellent technical and analytical skills
• Strong knowledge of appropriate design and analysis software
• Full knowledge of Microsoft Office Suite
• Understanding of relevant legislation, guidelines and standards
• Valid Driver’s License and reliable transportation
• Understanding of Tatham Engineering’s mission, vision and purpose and actively promotes same

How to Apply
Click the “Apply Now” button below and follow the instructions to create your account. Please include your resume and contact information.

We thank all candidates for applying, however only those selected for an interview will be contacted.

Why Tatham?

At Tatham, our key values are reflected in everything we do. We aim to be the engineering consulting firm of choice by upholding our core values:
Service, Communication, Teamwork, Relationships & Community
. Our company has experienced significant growth by putting these values into action.

What We Offer

• Competitive compensation, benefits,…