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Proposal Specialist

MasTec Industrial
life insurance, vision insurance, flexible benefit account, paid time off, paid holidays, 401(k)
United States, Colorado, Centennial
Sep 23, 2026
Overview

POSITION SUMMARY:

The Proposal Specialist is responsible for helping establish and supporting the estimating and proposal processes meanwhile collecting and analyzing data to provide support to the company. The Proposal Specialist is responsible for performing duties which allow the estimating team to be efficient and consistent.

Company Overview

MasTec Industrial is part of the MasTec Clean Energy & Infrastructure (CE&I) business segment. The CE&I segment generates over $4.5 billion in annual revenue, providing construction services across our renewables, industrial, infrastructure, and general building operating groups. Sustainability and safety are foundational to our culture and influence everything we do.

MasTec, a minority-owned Fortune 500 company, has shaped the construction industry for more than 90 years. With over 35,000 employees and 400 offices nationwide, we provide flexibility and career growth in dynamic work environments. Join one of the largest construction firms in the country (Engineering News-Record [ENR]: #1 in Power, #16 Top 50 Domestic Heavy Contractors, #13 Transportation Contractor).


Responsibilities

ESSENTIAL JOB FUNCTIONS:

  • Download bid packages & update relevant parties
  • Provide daily checks of owner sites with active bid packages for updated documents, download & notify
  • Assign new bid packages with Estimate numbers from the Estimate Log
  • Maintain Estimate Calendar
  • Develop & maintain folder structure that combines the 2 main structures currently used
  • Develop & maintain consistent document controls guidelines with regards to document locations, naming and numbering convention
  • Regularly performs data entry, formatting as required by the Estimating management team
  • Assists in other duties as needed and directed.
  • Collaborates with cross-functional departments to ensure timely implementation of change requests
  • Ability to be proactive about classification of documentation, orderly preservation, and continuous improvement
  • Ability to define problems, collect data, establish facts, and draw valid conclusions
  • Identify and report documentation gaps identified as required by policy at various levels
  • Create, follow through with, and take responsibility for multiple action plans with limited support

Qualifications

EDUCATION AND WORK EXPERIENCE REQUIREMENTS:

  • Associates degree or equivalent combination of education and experience
  • 0-3 years related work experience

KNOWLEDGE, SKILLS, AND ABILITIES REQUIRED:

  • Be knowledgeable of MIC Health and Safety programs and project specific regulations.
  • When on-site, actively participate in daily toolbox meetings with crews and subcontractors.
  • Set a personal example of safe behavior.
  • Demonstrate attention to detail, problem sensitivity, problem solving, orientation to quality, to customer service and demonstrate the ability to gather information and evaluate it to determine compliance with standards.
  • Advanced level of proficiency in Microsoft Office, including PowerPoint and Outlook with strong impassion Excel and Word. Previous programming experience with Visio, Illustrator and Adobe PDF.
  • Organization Skills- must be able to monitor several tasks or projects concurrently
  • Communication skills- collaborate with teams of all disciplines within the company and to present ideas and findings to colleagues and customers.
  • Self Starter- The ability to demonstrate drive and self-motivation to be able to work well independently, with minimum supervision, while meeting deadlines, given or self-imposed.
  • Mathematical skills- accuracy with arithmetic and subtraction, decimals, and percentages.
  • Skilled in monitoring, critical/strategic thinking, analyzing, decision making, active listening, reading comprehension, time management, initiative and follow through.

WORK ENVIRONMENT:

  • Must have the ability to travel upto $45% of the time.
  • When visiting jobsites, the work environment involves some exposure to hazards or physical risks, which require following basic safety precautions

PHYSICAL DEMANDS: This position requires prolonged sitting at a desk and working at a computer. Must be able to lift up to 20 pounds at times.

HOURS: This position is a standard full-time position, with general business 40-hour operating schedule, Monday-Friday.

What's in it for You

Financial Wellbeing

  • Compensation $75,000-$85,000 / year, commensurate with experience

  • 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, Weight Management Drug Discount

  • Discounted National Gym Membership Network

Family & Lifestyle

  • Paid Time Off, Paid Holidays, Bereavement Leave

  • Military Leave, including 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 ceicareers@mastec.com. 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 @mastec.com or @talent.icims.com. If you suspect you are the target of a scam, we advise you to contact your local law enforcement agency and report fraud at https://reportfraud.ftc.gov/.

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. #LI-RM1

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