Electrical & Instrumentation Preconstruction Estimator

ISC Constructors, LLC; Plain City (OH); On-site; USD 70,000 - 100,000; Full time

Job summary

ISC Constructors, LLC is seeking a Preconstruction Estimator in Ohio to develop accurate and competitive electrical and instrumentation estimates. This role supports the full estimating process, including takeoffs, pricing, bid reviews, and scope evaluation.

You will review drawings and specifications, perform quantity takeoffs, and prepare vendor and subcontractor pricing while collaborating with estimating, engineering, and operations teams to drive successful proposals.

Qualifications

• Experience or education related to construction, electrical/instrumentation, engineering, estimating.
• Ability to read and interpret construction drawings, specifications, and scopes.
• Strong analytical and mathematical skills with attention to detail.
• Proficiency with Microsoft Excel and Word.
• Ability to learn and effectively use estimating and takeoff software.
• Strong organization, communication, problem-solving, and time-management skills.
• Experience performing quantity takeoffs, labor estimates, material pricing, or bid preparation.
• Familiarity with Vista by Viewpoint or similar construction ERP software.

Responsibilities

• Review drawings, specifications, scopes, and contract documents to understand project requirements.
• Perform electrical and instrumentation quantity takeoffs.
• Develop labor, material, equipment, and subcontractor pricing for estimates.
• Prepare and evaluate vendor and subcontractor quotations.
• Support bid reviews, estimate development, proposals, and scope evaluations.
• Prepare estimates for electrical systems including power, controls, grounding, lighting, cabling, and instrumentation.
• Identify scope gaps, discrepancies, project risks, and opportunities that may affect pricing.
• Support proposal development and estimate handoff to project teams.
• Maintain accurate estimating documentation and participate in continuous improvement of estimating processes.

Skills

Quantity takeoffs

Estimating

Reading drawings/specs

Analytical thinking

Time management

Team collaboration

Tools

Microsoft Excel

Microsoft Word

Vista by Viewpoint

Job description

ISC Constructors, LLC is seeking a Preconstruction Estimator in Ohio to develop accurate and competitive electrical and instrumentation estimates. This role supports the full estimating process, including takeoffs, pricing, bid reviews, and scope evaluation.

You will review drawings and specifications, perform quantity takeoffs, and prepare vendor and subcontractor pricing while collaborating with estimating, engineering, and operations teams to drive successful proposals.