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Senior Mechanical Estimator, Mission Critical; AFG

Job in Beaverton, Washington County, Oregon, 97078, USA
Listing for: JE Dunn Construction
Full Time position
Listed on 2026-01-13
Job specializations:
  • Engineering
    Electrical Engineering, Mechanical Engineer, Engineering Design & Technologists
Salary/Wage Range or Industry Benchmark: 100000 - 125000 USD Yearly USD 100000.00 125000.00 YEAR
Job Description & How to Apply Below
Position: Senior Mechanical Estimator, Mission Critical (AFG)

Senior Mechanical Estimator, Mission Critical (AFG)

JE Dunn Construction

Join us to make a difference. At JE Dunn, we bring together a diverse team of industry professionals across the country to build innovative, high‑performance construction projects, from data centers to semiconductor fabrication plants. Our Advanced Facilities Group (AFG) focuses on mission‑critical, advanced industrial and manufacturing work.

Location:

Beaverton, OR

We’re committed to hiring and retaining a diverse workforce. As a Equal Opportunity/Affirmative Action Employer, we provide equal opportunity to all people regardless of race, color, religion, national origin, ancestry, marital status, veteran status, age, disability, pregnancy, genetic information, citizenship status or sex, sexual orientation, gender identity, or any other legally protected category.

Role Summary

The Senior Mechanical Estimator will manage and execute increasingly complex mechanical, electrical and field construction activities. The role incorporates estimating, scheduling, quality control, commissioning and business development for select mechanical/electrical projects.

Key Role Responsibilities – Core
  • Learns and actively participates in all aspects of the company’s safety and quality plans and culture by demonstrating commitment to an injury‑free environment through individual actions and mentoring others.
  • Completes entry level and routine mechanical, electrical and field construction activities.
  • Learns how to develop budgetary M/E estimates, based upon program and schematic design information using automated M/E estimating system.
  • Assists in the review of mechanical and electrical options as part of the preconstruction process and completes systems analysis for select projects.
  • Learns to develop the mechanical and electrical scopes of work used to coordinate during the bid process.
  • Assists in the completion of bid analysis and provides input during the subcontractor selection process.
  • Assists in developing sequencing requirements of various systems and providing solutions to meet the schedule requirements.
  • Gains knowledge of design documents in order to identify potential quality problems to assist in developing constructability review reports.
  • Learns to perform job inspections to ensure specifications and expectations are met and work is completed in a quality and timely manner.
  • Learns and assists with the shop drawing/submittal process to comply with the contract documents.
  • Assists with the commissioning process including developing pre‑functional checklists, functional testing procedures and actual functional testing.
Key Role Responsibilities – Additional Core
  • Completes increasingly complex mechanical, electrical and field construction activities.
  • Develops budgetary M/E estimates, based upon program and schematic design information.
  • Reviews mechanical and electrical options, completes systems analysis, recommends best system for the project and provides value engineering suggestions.
  • Coordinates the mechanical and electrical scopes of work during the bid process.
  • Develops sequencing requirements of various systems and provides solutions to meet the schedule requirements; provides scheduling input during projects.
  • Reviews design documents and identifies potential quality problems; helps develop quality control programs.
  • Performs job inspections at various times in the project to ensure specifications and expectations are met and work is completed in a quality manner.
  • Develops pre‑functional checklists and functional testing procedures; verifies contractor’s performance of functional test.
  • Reviews and approves shop drawings prior to submitting to the design team.
  • Generates and issues the Commissioning Plan for approval to the appropriate parties.
  • Verifies deficiencies are corrected and submits commissioning documentation to owners.
  • Provides mentoring to less experienced co‑workers.
  • Creates M/E tools and innovative solutions to continuously improve processes and work products.
  • Negotiates subcontracts with subcontractors.
  • Purchases equipment from vendors for assigned projects.
  • Builds relationships by being the direct face with the client.
  • Participates in interviews for…
Position Requirements
10+ Years work experience
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