Estimator

Jennings Air and Mechanical•Orangeburg, SC
•Onsite

About The Position

Jennings Mechanical is hiring an Estimator to join its Preconstruction team in Orangeburg, South Carolina. The Estimator develops accurate, competitive estimates for mechanical construction projects by reviewing project documents, performing cost takeoffs, and coordinating with project managers, field teams, vendors, and subcontractors. The role offers the opportunity to develop specialized mechanical estimating expertise and contribute to projects from the planning stage through project handoff and cost review. New graduates interested in construction are encouraged to apply.

Requirements

  • Ability to read and interpret construction drawings and specifications.
  • Strong analytical skills, attention to detail, and a commitment to accuracy.
  • Proficiency with Microsoft Excel and general computer applications.
  • Strong communication and organizational skills.
  • A collaborative mindset, willingness to learn, and ability to manage competing deadlines.

Nice To Haves

  • Bachelor's degree in Construction Management, Engineering, or a related field preferred but not required.
  • Approximately 2–4 years of relevant experience in construction estimating, mechanical construction, or a related technical role preferred but not required.
  • Experience with HVAC, plumbing, piping, or other mechanical systems is a plus.
  • Education and relevant experience that demonstrate strong potential to succeed in the role.

Responsibilities

  • Review construction drawings, specifications, and bid documents to understand project scope and requirements.
  • Perform quantity takeoffs and develop material, labor, equipment, and subcontractor cost estimates.
  • Request and evaluate vendor and subcontractor quotes.
  • Identify discrepancies, scope gaps, and potential cost risks before bids are submitted.
  • Prepare detailed estimates, bid summaries, and supporting documentation.
  • Collaborate with preconstruction, project management, and field personnel to validate assumptions and pricing.
  • Participate in pre-bid meetings and project site visits as needed.
  • Maintain organized records of estimates, vendor pricing, and historical project costs.
  • Assist with project handoffs and compare estimated costs with actual results to strengthen future estimates.
  • Contribute ideas to improve estimating processes, accuracy, and efficiency.
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