Senior Process Mechanical Estimator -- Western US

Senior Process Mechanical Estimator

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

We're seeking a Senior Process Mechanical Estimator with estimating experience to support projects for our Water and Wastewater Line of Business. The types of projects include water and wastewater treatment plants, pump stations, pipelines, sewer collection systems, and other heavy civil projects.

We'll be considering qualified candidates who reside in the Western region of U.S.A.

Design your career with a company that inspires and empowers you to deliver your best work so you can evolve, grow and succeed - today and into tomorrow.

Key Responsibilities:

• Develop construction cost estimates for Water and Wastewater systems, including but not limited to pipelines, process piping, and process equipment. The ability to estimate heavy civil, structural, and architectural disciplines is a plus.
• Apply practical field experience and constructability expertise to the development of conceptual estimates when minimal design drawing and information are available.
• Review and interpret plans and specifications from multiple design phases; program, conceptual, design development through 100% construction documents
• Review and validate change orders.
• Ability to develop work breakdown structure for complex projects to provide clear and logical cost estimates.
• Ability to write a narrative Basis of Estimate to accurately describe the estimating methodology and assumptions.
• Ability to generate quantity takeoffs and calculate costs using labor rates, production rates, and material pricing schedules and historical data.
• Ability to develop capital cost estimates for water/wastewater/pipeline projects
• Solicits cost data from functional representatives, subcontractors, and vendors.
• Understand construction market trends and the implications for estimating.
• Contribute to risk analyses, value engineering, and constructability exercises.
• Review and validate contractor proposals for various project delivery types
• Demonstrates an ability to be responsible for completion of tasks without supervision
• Possess good verbal and written communication skills.
• Be able to effectively communicate complex estimating information to project teams.

Here's what you'll need

• 10 years of progressive experience with increasing responsibility required.
• Bachelor's degree in construction management, engineering, project management, or related technical field is desirable. Experience in lieu of degree is acceptable.
• Proficient in the use of standard office computer systems such as MS Project, PDF file editor programs, Bluebeam etc.
• Experience with water and wastewater treatment plants, pipelines, water/sewer collection systems, pump stations, and other heavy civil projects.
• Experience from the oil and gas industry is a plus.
• Experience with "Hard Bid" general contractor estimating is a plus.
• Experience in actual construction management is a plus.
• Experience with Sage Estimating (Timberline) Software, HCSS, and On-Screen Takeoff are highly desirable.
• Additional desirable software use would include MII, and AutoDesk Assemble for takeoffs
• Active membership in AACEI, ASPE, PMI, or similar association is desirable.
• Certifications such as CEP, CCP, PMP or CCM are a plus.

Posted Salary Range: Minimum $112,000.00 Posted Salary Range: Upper $167,000.00

Our health and welfare benefits are designed to invest in you, and in the things you care about. Your health. Your well-being. Your security. Your future. Employees have access to medical, dental, vision, and basic life insurance, a 401(k) plan, and the ability to purchase company stock at a discount. Eligible employees may also enroll in a deferred compensation plan or the Executive Deferral Plan. Jacobs has an unlimited U.S. Personalized Paid Time Off (PPTO) policy for full-time salaried/exempt employees, seven paid holidays, and caregiver leave. And certain roles may be eligible for additional rewards, including merit increases, performance discretionary bonus, and stock.

The base salary range for this position is $112,000.00 to $167,000.00. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. Job posted on February 05, 2026. This position will be open for at least 3 days.

We value collaboration and believe that in-person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.

Your application experience is important to us, and we're keen to adapt to make every interaction even better. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support.

Locations

• Dallas - Texas - United States
• Sacramento - California - United States
• San Diego - California - United States
• Houston - Texas - United States
• San Francisco - California - United States
• Boise - Idaho - United States
• Portland - Oregon - United States
• Corvallis - Oregon - United States
• Denver - Colorado - United States