Demo

Federal Construction Estimator

General Mechanical Corporation
Orlando, FL Full Time
POSTED ON 8/12/2026
AVAILABLE BEFORE 9/10/2026

Description

General Mechanical Corporation (GMC) is actively seeking a highly motivated, full-time Federal Construction Estimator based remotely to join our construction team. As an estimator, you will be responsible for calculating major construction cost estimates, and you will be involved in the planning, development, negotiation, and contract execution of a project. 


Location: Remote in EST/CST OR Remote Central Florida (Preferred) 


Travel: Approximately 20% - Willing to travel to job sites as needed


Key Responsibilities:

  • Determining the total cost of materials, equipment, utilities, and labor for construction projects.
  • Researching construction documents and analyzing specifications.
  • Preparing estimates for planning, organizing, and scheduling project work.
  • Managing pre-qualification and pre-bid submissions.
  • Preparing subcontractor scopes of work and subcontractor bid package requirements.
  • Evaluating subcontractor proposals for scope gaps and leveling competitive subcontractor proposals. 
  • Preparing estimates to meet project goals, such as setting work hours, sequencing tasks, obtaining materials, and securing the best deals with vendors and subcontractors.
  • Ensuring that relevant documents and budgets are submitted before a bid deadline.
  • Regularly reporting to Management and keeping clients updated on the project status.
  • Formulating contingency plans and effectively managing risks that might impact cost and time estimates.
  • Keeping track of the latest estimating technology and industry-related techniques.
  • Collaborating with other teams, conducting site visits, and providing other services, like bid deliveries, when required.

Requirements

 Minimum Qualifications:

  • Knowledge of federal solicitations and compliant bid preparation.
  • 5 years of experience as an estimator in the federal construction field.
  • Exceptional time management, multitasking, and interpersonal skills.
  • Brilliant management and negotiation skills.
  • Ability to closely collaborate with other project teams and stakeholders.
  • Excellent research, proposal writing, and oral presentation skills.
  • Extensive knowledge of best industry practices and standards.
  • Advanced computer skills and demonstrable competency with software.
  • Skilled with drawing reviews and quantity take-offs.
  • Ability to travel occasionally

Preferred Qualifications:

  • Bachelor's degree in civil or architectural engineering, construction management, or an equivalent degree.

Compensation: $75,000 - $110,000 Benefits (Based on Location and Experience)


Benefits:

  • 15 Days of Paid Time Off
  • 11 Paid Holidays
  • 401(k) Retirement Plan with Company Match
  • Medical, Dental, and Eye Insurance
  • Employee Referral Program
  • Tuition Reimbursement
  • Employee Assistance Program (EAP)
  • Wellness Program
  • Multiple Voluntary Medical Benefits

About Us:


The Oneida ESC Group is a family of companies owned by the Oneida Nation of Wisconsin that delivers customer-focused engineering, science, and construction services worldwide.

Our family of companies includes:

  • Oneida ESC Group (OESC)
  • General Mechanical Corporation (GMC)
  • Oneida Construction Services (OCS)
  • Mission Support Services (MS2)
  • Oneida Professional Services (OPS)
  • Oneida Technology Services (OTS)
  • Oneida Total Integrated Enterprises (OTIE)
  • Oneida Engineering Solutions (OES)
  • Sustainment & Restoration Services (SRS)
  • LG2 Environmental Solutions (LG2)
  • Oneida Environmental (OE)
  • 1822 Land & Development Company

We integrate our staff for dedicated, cooperative, and business-like delivery of services to enhance our customers' missions.


Equal Employment Opportunity:


Oneida ESC Group is an equal-opportunity employer committed to inclusion and diversity in the workplace. We take affirmative action to ensure equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws, national origin, disability, veteran status, or other legally protected characteristics.

Oneida ESC Group participates in the E-Verify program. Learn more about the E-Verify program. https://www.e-verify.gov/

Oneida ESC Group is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training. Oneida ESC Group makes hiring decisions based solely on qualifications, merit, and business needs at the time.

Salary : $75,000 - $110,000

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