Estimator - Sewer & Water Construction

Opportunity to work and live in one of the most beautiful places in Canada – Whitehorse, Yukon.

Castle Rock Enterprises is one of Yukon’s largest infrastructure construction firms and 100% First Nations owned. Whether water, sewer and other underground utilities, earthworks, road construction, gravel and topsoil sales, or snow removal, our team is committed to delivering high-quality and innovative solutions that meet the needs of our clients and communities. As we continue to expand our operations, we are seeking a skilled Sewer and Water Construction Estimator to join our team and contribute to our success .

Established as Yukon’s capital city in 1953, the City of Whitehorse is home to some of the most spectacular scenery, talented artists and innovative businesses in Canada. Situated along the Yukon River on the traditional territory of the Kwanlin Dün First Nation and the Ta’an Kwäch’än Council, over 33,000 people call Whitehorse home. The City enjoys a healthy economy thanks to a strong business community, which was recognized when Whitehorse was named the top city for entrepreneurs in 2018 by the Canadian Federation of Independent Business. The City also enjoys a successful working relationship with area First Nations and the territorial government.

Environmental sustainability and responsibility has become a key priority for the City. Known as Wilderness City, access to nature remains a top value for residents who can enjoy recreation activities year-round, a vibrant art scene and a multitude of cultures as people from all over the world have decided to settle north of 60.

For more on life in the Yukon, explore the Travel Yukon website at:

There is a reason why Whitehorse has seen a steady growth in population; it’s because it truly is a wonderful place to live, work and play. Yukon also boasts excellent health care and education systems as well as many federal and territorial tax incentives that increase the value of your compensation package. This is your opportunity to trade in the noise, congestion and traffic for clean air, open spaces and untouched wilderness while growing your construction industry career. 

Position Summary :

The Sewer and Water Construction Estimator is responsible for preparing accurate and competitive estimates for sewer, water, earthworks and other infrastructure projects. This role requires a thorough understanding of construction processes, materials, and industry standards. The ideal candidate will have strong analytical skills, attention to detail, and the ability to work collaboratively with project teams to ensure successful project bids.

Key Responsibilities :

• Estimate Preparation: Develop detailed cost estimates for sewer and water construction, earthworks and road building (including concrete curb and flatworks) projects, including labor, materials, equipment, and subcontractor costs. Ensure accuracy and completeness of all estimates.


• Scope Review: Analyze project plans, specifications, and other documentation to identify project requirements and scope of work. Conduct site visits as needed to assess project conditions and gather relevant information.


• Quantity Takeoff: Perform accurate quantity takeoffs of materials and labour required for each project. Utilize industry-standard software and tools to streamline the takeoff process.


• Pricing: Research and analyze current market prices for materials, labor, and equipment. Maintain a database of unit prices and cost information to support accurate and competitive estimates.


• Risk Assessment: Identify potential risks and challenges associated with each project. Develop strategies to mitigate risks and ensure that estimates account for all possible contingencies.


• Bid Coordination: Collaborate with operations manager, president, project managers, engineers, and other team members to develop comprehensive bid packages. Prepare and submit bids in a timely manner, ensuring compliance with client requirements and deadlines.


• Subcontractor Management: Solicit and evaluate bids from subcontractors and suppliers. Negotiate pricing and terms to ensure competitive and fair agreements.


• Client Interaction: Communicate effectively with bid and tender issuers and clients to clarify project requirements and address any questions or concerns. Present estimates and proposals to clients in a clear and professional manner.


• Project Handoff: Provide detailed handoff documentation to project managers and finance upon award of contracts. Ensure that all estimate information is accurately transferred to support project planning and execution.


• Project Management: As capacity allows, contribute to the project management of current work.

Requirements :

• Civil Engineering or Construction Management Degree or Diploma.


• 3 - 5 years of heavy civil construction estimating experience, preferably within the sewer and water infrastructure sector, with other earthworks, road construction and curb, sidewalk and asphalt experience an asset.


• Strong knowledge of construction methods, materials, and industry standards related to sewer and water projects.


• Proficiency in estimating software and tools, such as Bluebeam, HeavyBid, B2W or similar programs.


• Excellent analytical and mathematical skills, with a high level of attention to detail.


• Detail oriented, and able to multi-task under the pressure of deadlines.


• Able to conduct technical communications in English with internal and external parties, both written and verbal.


• A passion for construction.


• Effective time management and organizational skills.


• Proven ability to work independently and within a team environment.


• Valid driver’s license and willingness to travel to project sites as needed.


• Must be legally eligible to work in Canada – no work permit sponsorship is available for this position.

If you are a dedicated and motivated infrastructure estimator looking for an exciting and challenging growth opportunity in the incredible environment that Whitehorse and the Yukon offers, we look forward to hearing from you.

As a 100% First Nation-owned business, we strongly encourage submissions from qualified CAFN Citizens and First Nation , Metis and Inuit Citizens from across Yukon and other territories and provinces.

While we thank and appreciate all applicants, only those selected for an interview will be contacted.

No phone calls or agencies, please .