Senior Construction Estimator

ISI Professional Services

$90K — $120K *
Real Estate & Construction
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 10+ years of construction cost estimating or project management experience.
  • Expertise in RS Means software for cost estimation.
  • Experience developing Independent Government Estimates (IGEs) for federal projects.
  • Familiarity with Unified Facilities Criteria (UFC) and Construction Specifications Institute (CSI) standards.
  • U.S. citizenship required; must possess and maintain a Public Trust clearance.

Responsibilities

  • Prepare Rough Order of Magnitude (ROM) estimates for project budgeting.
  • Develop detailed line-item cost breakdowns for procurement and construction.
  • Collaborate with design teams and engineers to refine cost estimates according to project scope.
  • Support quantity take-offs and market research for costs of materials and subcontractors.
  • Review and validate architectural/engineering estimates to ensure program consistency.
  • Participate in value engineering efforts to align scope with budget constraints.
  • Provide cost analysis briefings to senior program and agency stakeholders.

Benefits

  • Comprehensive and competitive benefits package.
  • Opportunities for professional growth and development.
  • Strong emphasis on team culture and engagement.
  • Support for veterans through employment initiatives.
Full Job Description
Position Summary:

ISI is seeking a highly skilled Senior Estimator to support cost estimation efforts for a wide range of projects at The Pentagon. This position will collaborate closely with design teams, architects, and engineers to develop cost estimates from early planning through final design.

The Senior Estimator will be responsible for preparing Rough Order of Magnitude (ROM) estimates for project planning and budgeting, as well as detailed line-item estimates for procurement and construction.

The candidate will ensure cost estimates are prepared utilizing RS Means software and that it complies with Unified Facilities Criteria (UFC), especially UFC 3-701-01, and be structured according to Construction Specifications Institute (CSI) Divisions. This role supports federal clients with project budgeting, acquisition planning, and construction programming needs.

Essential Job Functions:

- Prepare Rough Order of Magnitude (ROM) cost estimates to support early design and program budgeting utilizing RS Means software.

- Prepare Independent Government Estimates (IGEs) for MILCON and repair/renovation projects utilizing RS Means software.

- Develop detailed line-item cost breakdowns for construction procurement and acquisition planning.

- Collaborate with design teams, engineers, and architects to align cost estimates with evolving project scope and technical documentation.

- Apply CSI MasterFormat and UFC 3-701-01 guidance in all estimates.

- Support quantity take-offs, historical pricing analysis, and market research for material, labor, and subcontractor costs.

- Review and validate A/E estimates, ensuring consistency with program goals and design intent.

- Participate in value engineering efforts and assist project managers in aligning scope to budget.

- Support the government in scope development, cost analysis, and risk identification during planning and design phases.

- Provide written summaries and cost analysis briefings to senior program and agency stakeholders.

Required Qualifications:

- Minimum of 10 years of dedicated construction cost estimating experience or combined estimating and project management experience.

- Expert level knowledge/experience with RSMeans software.

Additional Requirements:

- U.S. Citizenship with 3 years of residence living in the US.

- Must be able to pass and maintain a Public Trust clearance (HSPD-12 fingerprint background check).

- Demonstrated experience developing IGEs or similar detailed construction estimates for federal clients.

- Familiarity with UFC and CSI standards.

Physical Requirements:

The physical demands required of this position described here are of those that must be met by the selected employee to successfully perform the essential functions of this job daily. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
  1. Must be required to occasionally move and lift 20-30 pounds.
  2. Must be able to climb, erect and maintain balance on a 30-40 pound ladder.
  3. Must be able to remain in a stationary computer position for extended periods of time.
  4. Must be able to walk up to 3 miles per day between buildings.
  5. Must be able to stand for extended periods
  6. Must be willing to work in external environments of rain, high heat and significant cold.
  7. Must be able navigate active construction sites containing uneven ground, debris, and active construction hazards such as sharp objects, electrical hazards, and potential fall hazards.
  8. Must be able to occasionally go into confined spaces and crawl

Work Setting/Environment/Travel Requirements:
  1. This job operates in active construction environments and professional office environments.
  2. The position requires an eight (8)-hour workday performed between 0700 (7AM) and 1700 (5PM), Monday through Friday. employees are expected to arrive between 0700 (7AM) and 0800 (8AM). Employees cannot depart till after 1600 (4PM); limited flexibility in daily start and end times is available based on project demands

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