Senior Estimator

AtkinsRéalis; Henderson (NV); Hybrid; USD 130,000 - 150,000; Full time

Benefits offered by this job

Medical, dental, vision benefits

Employer‑paid life and disability

401(k) with company match and vesting

Paid time off and flexible work

Job summary

AtkinsRéalis is seeking a Senior Estimator to join our Henderson, Nevada team. You will lead full-cycle capital cost development for surface mining projects, coordinating with engineering, procurement, and construction to deliver robust estimates from concept to definitive studies.

The role requires 8–10 years of mining cost estimating experience, proficiency in Excel and estimating software, and the ability to present results to Owners, Auditors, and peers. Hybrid work options may apply.

Qualifications

• 8-10 years of progressive experience in developing capital cost estimates for mining projects.
• Engineering degree or college diploma or equivalent technical program.
• Strong proficiency with MS Office and advanced knowledge of MS Excel.
• Ability to visit project/construction sites and coordinate with multidisciplinary teams.

Responsibilities

• Develop full cycle capital cost estimates from Concept to Definitive class estimates as per AACE guidelines.
• Apply industry estimating methods to produce accurate cost estimates within project timelines.
• Perform multidisciplinary estimating for mining surface projects including site development and processing facilities.
• Develop sustaining capital, reclamation, and closure estimates.
• Maintain and calibrate unit rate databases and benchmarks; establish labor rates and productivity factors.

Skills

Advanced Excel

MS Office

Data analysis

Communication

Estimating experience

Education

Engineering degree or technical diploma

Tools

Estimating software

Access

Job description

Overview

We are seeking a Senior Estimator to join an experienced group of estimators specialized in surface mining projects for processing plants and related infrastructure for a variety of clients across North America. The successful candidate will be responsible for full cycle (Estimate Plan to Basis) development of capital cost estimates supported by the Estimating Manager. Ranging from concept to feasibility level studies you will support the estimating effort working directly with engineering, procurement and construction to ensure timely completion of the estimating deliverables. Being a problem solver and bringing a pro‑active work ethic to a dynamic environment will enable you to meet challenges head‑on and be successful in developing capital costs for mining projects. This position will be based in Henderson, Nevada

Your role

• Full cycle (Estimate Plan to Basis) capital cost development for all classes of estimates including Conceptual, Order of Magnitude, Prefeasibility, Feasibility and Definitive class estimates as outlined by AACE International.
• Strategic application of industry estimating methodologies and techniques to develop capital cost estimates within desired accuracy ranges while respecting project timelines.
• Perform multidisciplinary estimating for surface scope mining projects which includes site development, processing facilitates and non-process support infrastructure.
• Development of sustaining capital, reclamation and/or closure estimates.
• Adopt, maintain, and contribute to AtkinsRéalis unit rate databases and benchmarks including development of unit rates from first principals and subsequent calibration against contractor data when received.
• Establish labor rates (union/open shop) and productivity factors for mining projects in greenfield, brownfield and operating plant environments.
• Routinely perform benchmarking to evaluate key performance metrics of current and future estimates.
• Field and non-field Indirect cost development from first principals.
• Perform deterministic and support probabilistic contingency evaluations.
• Preparation of comprehensive Estimating Plans and Basis of Estimate documents.
• Work independently and coordinate with other estimators when required to successfully develop capital cost estimates.
• Engage with other project controls disciplines including planning and cost control for estimate inputs required and/or to be provided by estimating.
• Support change management workflows on existing projects including Design Change Notices (DCN's) and Project Change Notices (PCN's).
• Implement estimate coding structures, including establishing Work Breakdown Structures (WBS), Commodity Resource Coding (CRC), and Packaging (procurement, construction and engineering work packaging).
• Manage and manipulate large data sets by utilizing advanced functions in Microsoft Excel for costing, trending, reconciliation, and benchmarking.
• Adopt and support advancement of AtkinsRéalis Estimating Procedures and Guidelines, for estimating and project controls.
• Actively contribute to department initiatives including team and interdisciplinary collaboration, benchmarking advancement and implementing lessons learned.

About you

• 8-10 years of progressive experience in developing capital cost estimates for mining projects.
• Estimating experience in Carbon Capture technologies, Decarbonization Projects, Green Ammonia considered an asset.
• Experience with estimating software's considered an asset.
• Demonstrated experience in multi-disciplinary estimating.
• Exposure to mining projects for commodities, such as gold, silver, copper, lithium, rare earths, iron ore, nickel, ferroalloys, aluminum, cobalt, potash, etc.
• Sound foundation of unit rate generation for mining processing plant equipment and key bulk commodities.
• Capable of presenting capital cost estimates to both internal and external parties (Owners, Auditors, Peer Reviewers).
• Successful completion of engineering four-year degree, college diploma or equivalent technical program.
• An excellent understanding of MS Office and advanced knowledge of MS Excel.
• Ability to quickly decipher information from a detailed level to a higher level suitable for reporting, discussion and presentations.
• Manage and manipulate small to large sets of data frequently and with ease.
• Asset Management and Life Cycle Costing (LCC) as related to mining processing plants, ports, rails, etc. considered an asset.
• Programming capability in Microsoft Excel and/or Access considered an asset.
• Flexible to work from home and or office as required.
• Solid written and oral communication skills.
• A commitment to a culture of workplace safety.
• Ability to visit project/construction sites.
• Exceptional multitasking, organizational and problem-solving skills.

Rewards & benefits

AtkinsRéalis, our values—Safety, Integrity, Collaboration, Innovation, and Excellence—are more than just words. They are the foundation of who we are and how we work. These principles shape our culture, guide our decisions, and inspire us to create an environment where every team member feels empowered to grow, succeed, and make a meaningful impact.

Depending on your employment status, AtkinsRéalis benefits may include medical, dental, vision, company‑paid life and short‑and‑long‑term disability benefits, employer‑matched 401(k) with 100% vesting, employee stock purchase plan, Paid Time Off, leaves of absences options, flexible work options, recognition and employee satisfaction programs, employee assistance program, and voluntary benefits. You can review our comprehensive benefits page here.

About AtkinsRéalis

We’re AtkinsRéalis, a world‑class engineering services and nuclear organization. We connect people, data and technology to transform the world's'infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We’re committed to leading our clients across our various end markets to engineer a better future for our planet and its people.

Find out more.

Additional information

Expected compensation range is between $130,000 - $150,000 annually depending on skills, experience, and geographical location.

AtkinsRéalis is an equal opportunity, Drug‑Free employer EOE/Veteran/Disability

Please review AtkinsRéalis' Equal Opportunity Statement here.

AtkinsRéalis cares about your privacy and is committed to protecting your privacy. Please consult our Privacy Notice on our Careers site to know more about how we collect, use and transfer your Personal Data. By submitting your personal information to AtkinsRéalis, you confirm that you have read and accept your Privacy Notice.

Unless expressly authorized by AtkinsRéalis, candidates may not use generative artificial intelligence tools, real‑time interview coaching applications, or AI‑generated responses created during the interview. Candidates are expected to accurately represent their qualifications, experience, knowledge, and abilities throughout the recruitment process. The use of unauthorized assistance, misrepresentation of credentials or experience, or any conduct that compromises the integrity of the selection process may result in disqualification from further consideration or withdrawal of an employment offer, at the discretion of AtkinsRéalis.

AtkinsRéalis is committed to providing reasonable accommodations to qualified individuals with disabilities. If you require an accommodation to participate in the application, interview, or selection process, please contact us at [e-mail]. Requests for accommodation will be considered in accordance with applicable law.