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Cost Estimator – Mechanical
O'Connor Sales Inc. Create estimates, studies, analyses, and evaluations at all levels of project development .
Posted 10/31/2026full-timeRemote • Washington • United StatesMid-LevelSenior💰 $145,000 - $175,000 per yearWebsite
Core Competencies
Role fitCore Competencies
Use this summary to align your resume positioning with the role.
Demonstrates expertise in cost estimating, including conceptual estimating, quantity take-offs, and value engineering, while effectively communicating project goals and maintaining client relationships. Proficient in utilizing industry-standard tools and adhering to quality assurance procedures throughout the project lifecycle.
Highest-signal resume keywords
Cost Estimating ExperienceConceptual EstimatingQuantity Take-OffsOn-Screen Takeoff (OST)HSPD-12 Federal Contractor Clearance
ATS Keywords
Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills
Cost AnalysisChange Order ReviewValue EngineeringMechanical EstimatingPlumbing EstimatingElectrical EstimatingConstruction Document Interpretation
Soft Skills
Clear CommunicationClient Relationship Management
Tools & Technologies
MII/PACESMicrosoft ExcelMicrosoft Office
Industry Keywords
Federal Government Construction ProjectsQA/QC ProceduresCost ExhibitsBusiness Development
About the role
Key responsibilities & impact- Create estimates, studies, analyses, and evaluations at all levels of project development
- Provide conceptual-level estimates, detailed quantity take-offs, change order reviews/reconciliations, and value engineering solutions
- Review documentation and develop comprehensive cost estimates/models communicating client project and strategic goals
- Ensure quality deliverables by adhering to QA/QC procedures
- Communicate clearly and concisely in alignment with project goals
- Research, solicit, and develop vendor sources to maintain accurate cost information
- Support business development by developing, promoting, and maintaining client relationships and creating cost exhibits for proposals, meetings, and presentations
- Support federal government construction projects throughout the project lifecycle
Requirements
What you’ll need- Minimum 5 years of cost estimating experience, preferably in a consulting environment, including conceptual estimating, quantity takeoffs, change order review, value engineering, and cost analysis
- Ability to interpret and analyze construction documents throughout all phases of design
- Experience estimating mechanical and plumbing trades
- Electrical estimating experience a plus
- Proficiency with On-Screen Takeoff (OST), MII/PACES, Microsoft Excel, and Microsoft Office
- Ability to travel as required
- Must successfully obtain HSPD-12 Federal Contractor clearance
- Bachelor's degree in Construction Management, Engineering, Architecture, or a related field preferred
Benefits
Comp & perks- Remote flexibility
- Company-sponsored Medical/Dental/Vision and Life Insurance
- 401K Program with a Company Match
- Paid Holidays / Sick Leave / Vacation Accrual
- Company Team Building, Employee Events, and a fun, people-first environment