Estimating Intern
Washington, DC
Internship
Student (College)
Estimating Internship (Summer 2026)
GCS-SIGAL is built on teamwork, with teams founded on a passion for construction, taking ownership of the success of our projects, and empowering everyone to make meaningful contributions to our work. If you have the desire to join a growing, results-oriented organization, you will love building your career at GCS-SIGAL.
Position Overview
At GCS-SIGAL, the role of an Estimating Intern is to support the preconstruction and estimating teams in the successful preparation and bidding of construction projects.
Position Functions
• Creatively solve challenging issues that arise in the estimating process
• Communicate clearly and effectively with clients, subcontractors, and internal teams
• Assist in preparing time, cost, and labor estimates by analyzing project drawings, specifications, and RFPs
• Support the preparation of conceptual estimates and budgets for multiple upcoming projects
• Perform detailed quantity take-offs and assist in developing scope sheets for purchasing
• Review project documents to identify scope gaps, design omissions, and develop well-written RFIs
• Research and maintain subcontractor and vendor relationships to support competitive bidding
• Assist in evaluating bid specifications, drawings, and proposal requirements
• Attend pre-bid meetings and/or site visits as needed
• Collaborate with the marketing team on proposal preparation and RFP responses
• Assist with organizing and maintaining estimating documentation and project records
Experience/Education
• Pursuing a BS or MS Degree in Construction Management, Engineering, Architecture, or a related field
Personal Strengths
• Strong analytical and problem-solving skills
• Excellent verbal and written communication skills
• Attention to detail and ability to multi-task in a deadline-driven environment
• Ability to collaborate effectively with team members and subcontractors
• Eagerness to learn and participate in the estimating and preconstruction process
GCS-SIGAL is built on teamwork, with teams founded on a passion for construction, taking ownership of the success of our projects, and empowering everyone to make meaningful contributions to our work. If you have the desire to join a growing, results-oriented organization, you will love building your career at GCS-SIGAL.
Position Overview
At GCS-SIGAL, the role of an Estimating Intern is to support the preconstruction and estimating teams in the successful preparation and bidding of construction projects.
Position Functions
• Creatively solve challenging issues that arise in the estimating process
• Communicate clearly and effectively with clients, subcontractors, and internal teams
• Assist in preparing time, cost, and labor estimates by analyzing project drawings, specifications, and RFPs
• Support the preparation of conceptual estimates and budgets for multiple upcoming projects
• Perform detailed quantity take-offs and assist in developing scope sheets for purchasing
• Review project documents to identify scope gaps, design omissions, and develop well-written RFIs
• Research and maintain subcontractor and vendor relationships to support competitive bidding
• Assist in evaluating bid specifications, drawings, and proposal requirements
• Attend pre-bid meetings and/or site visits as needed
• Collaborate with the marketing team on proposal preparation and RFP responses
• Assist with organizing and maintaining estimating documentation and project records
Experience/Education
• Pursuing a BS or MS Degree in Construction Management, Engineering, Architecture, or a related field
Personal Strengths
• Strong analytical and problem-solving skills
• Excellent verbal and written communication skills
• Attention to detail and ability to multi-task in a deadline-driven environment
• Ability to collaborate effectively with team members and subcontractors
• Eagerness to learn and participate in the estimating and preconstruction process
Apply for this position
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