Estimating Manager

3 Phase Line Construction Inc.; St. Louis (MO); On-site; USD 120,000 - 180,000; Full time

Job summary

3 Phase Line Construction Inc. is seeking an Estimating Manager to lead the estimating function for complex utility and infrastructure projects in Missouri.

You will manage a team of estimators, drive accuracy and competitiveness, and partner with operations, engineering, and leadership to support strategic growth and successful project delivery. This role requires a deep knowledge of cost estimation, strong leadership, and hands-on use of estimating software and takeoff tools.

Qualifications

• 7+ years of construction estimating experience in utility or heavy civil markets.
• 2+ years in a leadership or managerial role.
• Ability to read drawings, specifications, schedules, and contract documents.
• Proficiency with estimating software, spreadsheets, and takeoff tools.
• Strong knowledge of construction means, methods, labor productivity, and material pricing.

Responsibilities

• Lead and mentor estimators in detailed cost estimates and proposals.
• Oversee bids for utility infrastructure projects including electric transmission, distribution, gas, telecom, and underground construction.
• Review and validate quantity takeoffs, pricing assumptions, subcontractor quotes, and risk assessments.
• Ensure estimates align with project scope, contract requirements, and company standards.
• Develop and maintain estimating procedures, tools, and templates to improve accuracy and efficiency.
• Collaborate with operations and project management to incorporate lessons learned into future estimates.
• Participate in bid strategy meetings, go/no-go decisions, and management reviews.
• Analyze historical cost data and market trends to improve forecasting and competitiveness.
• Support value engineering, alternative construction methods, and cost-reduction strategies.
• Ensure timely completion of bids and proposals in a fast-paced, deadline-driven environment.
• Assist with post-bid handoffs and transition meetings to project teams.

Skills

Leadership experience

Cost estimation knowledge

Analytical problem-solving

Communication skills

Reading drawings/specs

Education

Bachelor's degree in Construction Management, Engineering, Finance, or related field

Tools

Estimating software

Spreadsheet software

Takeoff tools

Job description

The Estimating Manager leads and oversees the estimating function for complex utility and infrastructure construction projects. This role is responsible for managing the preparation of accurate, competitive, and timely cost estimates while driving consistency, best practices, and continuous improvement across the estimating team. The Estimating Manager works closely with operations, business development, engineering, and executive leadership to support strategic growth initiatives and successful project execution.

ESSENTIAL FUNCTIONS:

• Lead, mentor, and manage a team of estimators in the preparation of detailed cost estimates and proposals
• Oversee bids for utility infrastructure projects including electric transmission and distribution, gas, telecom, and underground construction
• Review and validate quantity takeoffs, pricing assumptions, subcontractor quotes, and risk assessments
• Ensure estimates align with project scope, contract requirements, and 3 Phase Line Construction standards
• Develop and maintain estimating procedures, tools, and templates to improve accuracy and efficiency
• Collaborate with operations and project management to incorporate lessons learned into future estimates
• Participate in bid strategy meetings, go/no-go decisions, and management reviews
• Analyze historical cost data and market trends to improve forecasting and competitiveness
• Support value engineering, alternative construction methods, and cost-reduction strategies
• Ensure timely completion of bids and proposals in a fast-paced, deadline-driven environment
• Assist with post-bid handoffs and transition meetings to project teams

DESIRED QUALIFICATIONS:

Required:

• Bachelor's degree in Construction Management, Engineering, Finance, or a related field (or equivalent experience)
• 7+ years of construction estimating experience, preferably within utility or heavy civil infrastructure markets
• 2+ years of experience in a leadership or managerial role
• Strong knowledge of construction means and methods, labor productivity, and material pricing
• Proficiency with estimating software, spreadsheets, and takeoff tools
• Ability to read and interpret drawings, specifications, schedules, and contract documents

Preferred:

• Experience with electric, gas, telecom, or underground utility construction
• Familiarity with union construction environments
• Experience supporting large-scale, multi-million-dollar projects
• Professional certifications such as CCM, PE, or equivalent
• Strong leadership, coaching, and team development skills
• High level of attention to detail and accuracy
• Excellent analytical and problem-solving abilities
• Strong communication and presentation skills
• Ability to manage multiple priorities and deadlines
• Collaborative mindset with a focus on continuous improvement

MasTec is an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.