Quantity Supervisor

POSITION SUMMARY:

The Quantity Supervisor leads the takeoff and quantity estimating function within the Civil and Projects Division. This position is responsible for managing a team of takeoff technicians, overseeing the preparation of accurate quantity takeoffs, and ensuring timely and complete deliverables for bid proposals. The role also supports strategic estimating efforts, develops process efficiencies, and collaborates closely with the Director of Preconstruction and project management teams to ensure consistency, accuracy, and quality in all takeoff and estimating deliverables. This role will also support the data import and quantity calculations associated with our drone surveying equipment.

Company Overview

Founded by Sam Saiia as Birmingham Excavating Co. in 1946, the company now known as Saiia Construction is an industrial heavy civil contractor of choice for the power generation, mineral and aggregate mining, and pulp and paper markets. With more than 630 pieces of construction machinery in our fleet, over 500 employees, and experience working in 11 states, we have the resources and knowledge to complete projects of any scale. As a MasTec Company, we are poised for continued growth and an exciting future

MasTec's Clean Energy and Infrastructure Group (CE&I) is a $4 billion annual revenue business unit that provides construction services for industrial facilities; building products manufacturers, power generation facilities, manufacturing plants; solar, wind, and thermal energy plants; buildings, and infrastructure.

• Lead, train, and mentor takeoff and estimating team members to ensure consistency and accuracy in takeoff deliverables.
• Lead, train, and mentor takeoff and estimating team members to ensure consistency and accuracy associated with drone surveys.
• Oversee review of project drawings, specifications, and civil models to develop detailed quantity takeoffs for all bid items within the project scope.
• Manage and perform quality checks on all takeoff data, volume reports, and cut/fill maps.
• Coordinate with estimators to verify quantities, material requirements, and subcontractor scopes.
• Review and approve project takeoffs based on design revisions, addenda, and clarifications.
• Oversee 3D modeling and earthwork calculations using AutoCAD and AGTEK software.
• Operate 3D modeling software with an advanced capability, provide recommendations to senior leader regarding best practices and use of software.
• Implement and maintain standardized takeoff processes, templates, and documentation procedures.
• Collaborate with IT and project controls to enhance digital workflows and data accuracy across platforms.
• Support bid review meetings with technical data and quantity summaries.
• Assist in budget preparation and provide input for project cost forecasts.
• Manage document control for bid drawings, specifications, and revisions through company FTP and network systems.
• Build relationships with vendors and subcontractors to ensure competitive and accurate pricing.
• Develop staff capabilities through training, cross-functional exposure, and performance feedback.

• Strong leadership and team management skills.
• Advanced understanding of civil construction drawings, specifications, and CAD modeling.
• Proficiency in AutoCAD, AGTEK, and Microsoft Excel.
• Excellent analytical and problem-solving abilities.
• Effective communication skills for coordination with estimators, project managers, and executive leadership.
• Strong organizational skills and ability to manage multiple priorities under tight deadlines.
• Working knowledge of geotechnical and soil reports.
• Commitment to accuracy, process improvement, and continuous learning.

SUPERVISORY RESPONSIBILITIES:

• This position is a management position with supervisory responsibilities..

EDUCATIONAL AND EXPERIENCE REQUIREMENTS:

• Associate or Bachelor's degree in Civil Engineering, Construction Management, or related field preferred.
• Advanced education can be substituted with commensurate experience.
• Minimum of 5 years of experience in estimating or takeoff within heavy civil, site development, or related construction.
• Experience leading or mentoring technical teams strongly preferred. 

WORK ENVIRONMENT:

• Works in an office environment at the Corporate office or in the field.
• May be exposed to extreme temperatures in the field – hot and cold.
• May be exposed to chemicals, refuse and dirt from jobsites.
• Moderate noise levels.
• May be exposed to other risks associated with working around heavy machines, tools and trucks.

What's in it for you:

Financial Wellbeing

• Competitive pay with ongoing performance review and merit increase
• 401(k) with company match & Employee Stock Purchase Plan (ESPP)
• Flexible spending account (Healthcare & Dependent care)

Health & Wellness

• Medical, Dental, and Vision insurance (plan choice) - coverage for spouse, domestic partner, and children
• Diabetes Management, Telehealth Coverage, Prescription Drug Plan, Pet Insurance

Family & Lifestyle

• Paid Time Off, Paid Holidays, Bereavement Leave
• Military Leave, including Differential Pay and Benefits Continuation
• Employee Assistance Program

Planning for the Unexpected

• Short and long-term disability, life insurance, and accidental death & dismemberment
• Voluntary life insurance, accident, critical illness, hospital indemnity coverage
• Emergency Travel Assistance Program
• Group legal plan

Position may be subject to pre-employment screening, which may include background check and drug testing. Accessibility: If you need accommodation as part of the employment process, contact Due to the high volume of applications received, we are unable to respond to individual requests regarding application status. Please log into your candidate profile for up-to-date information. 

MasTec, Inc. is an Equal Employment Opportunity Employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, color, sex, sexual orientation, gender identity, religion, national origin, age, disability, genetic information, military status, or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories. It is also MasTec's policy to comply with all applicable state, federal and local laws respecting consideration of unemployment status in making hiring decisions.

Disclaimer: MasTec and our Subsidiaries will never ask prospective employees for any form of payment or money transfer as part of job application or onboarding. We do not ask prospective employees for information about credit cards or personal passwords, and it does not require applicants to purchase equipment or software. Ensure that all recruiter email addresses end in or If you suspect you are the target of a scam, we advise you to contact your local law enforcement agency and report fraud at .

MasTec Clean Energy & Infrastructure and our subsidiaries do not work with any third-party recruiters or agencies without a valid signed agreement and partnership with the Corporate Talent Acquisition Team.

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