What are the responsibilities and job description for the Prop & Subcont Specialist position at MasTec Inc.?
Prop & Subcont Specialist
Vancouver, Washington
Estimating
On-Site
57265
or
Job Description
Overview
Henkels & McCoy West works closely with clients from diverse markets to build enduring partnerships throughout the Western United States. Our team of seasoned professionals' designs, builds, manages, and maintains critical and sustainable infrastructure for the power, oil & gas pipeline, gas distribution, and communications industries. Building on a 100-year legacy of performance and service to utility, commercial, industrial, and government clients, H&M West brings together extensive knowledge and innovation to deliver infrastructure construction solutions that meet future energy needs today.
H&M West is a purpose-driven company. Our core values guide our strategy, performance, and culture. We believe in maintaining an environment where team members can make an impact, grow, and thrive. A place where they find meaning and purpose in doing the important work of ensuring communities have the vital energy, light, and communications to prosper. Our culture is inclusive and welcoming. Our teams are empowered with abundant training, tools, and opportunities to follow their curiosity and ambitions. Everyone has an equal chance to advance. Everyone is supported, respected, and challenged to be their best. We’re always looking for talented and dedicated people to join us and love where they work.
Henkels & McCoy West is a proud subsidiary of MasTec (NYSE: MTZ), a Fortune 500 Company ranked by Energy News-Record as one of the leading contractors in the country. H&M West is part of the MasTec Power Delivery segment. We are certified as a minority-controlled company by the National Minority Suppliers Development Council (NMSDC). Our rich diversity of people and ideas makes us a stronger, more innovative organization.
Position Overview:
The Proposal Subcontractor Specialist main function is to be the main contact between the Program and potential subcontractors. They ensure that subcontractor RFP processes comply with internal, customer, and regulatory requirements. Implements and directs documentation procedures in storing, updating, and distributing engineering documents, including blueprints, mechanical drawings, specifications sheets, etc. Ensure that documents are stored in the correct version.
H&M West’s Team in the Vancouver office has an active multi-billion-dollar program to execute a large number of projects over the next 10 years. To date, this Team has 40 transmission line and substation projects that are in various stages of design, with construction beginning on multiple projects in 2025 and 2026.
We are seeking a seasoned Proposal Subcontractor Specialist to serve as the primary liaison between our program teams and subcontractors. This role is responsible for managing subcontractor prequalification, crafting and distributing RFPs, coordinating bid events, and ensuring rigorous compliance with internal, client, and regulatory standards. In addition, you will support estimating by helping quantify subcontractor scopes and maintaining key documentation in our system.
Responsibilities
Lead annual subcontractor prequalification and requalification processes
Develop, write, and issue RFPs to qualified subcontractors
Manage bid events in Procore, Monday.com, or similar platforms
Coordinate pre-bid meetings, site visits, and subcontractor communications
Oversee and respond to subcontractor RFIs in a timely, professional manner
Facilitate bid-day activities and ensure submissions are compliant and complete
Organize and drive internal and external proposal reviews and scoring
Train subcontractors on bid management software
Collaborate with estimating staff to define subcontracted scopes, quantify work, and validate pricing
Bridge communication between estimating, proposal, and supply chain teams to align on scope and assumptions
Onboard new subcontractors into our bid systems
Maintain version-controlled engineering documentation (drawings, specification sheets, blueprints, etc.)
Prepare subcontractor proposal packages for client submission
Support scoring processes and proposal documentation assembly
Perform data entry in B2W to support estimating needs
Skills Necessary
Strong attention to detail
Strong communication skills and patience in working with multiple personality types and skill sets
Strong problem-solving skills
Highly organized
Ability to juggle multiple projects and multiple deadlines at once
Ability to work with many personality types and skill levels
Procore experience a plus, but not necessary.
If no Procore, B2W, or Monday.com experience, willingness to learn a new platform.
Qualifications
Bachelor’s degree in Business, Construction Management, Engineering, or related field (or equivalent experience)
4+ years of relevant experience (proposal administration, subcontractor coordination, estimating support, or project controls)
Strong understanding of RFP processes, bid management, and subcontractor selection
Experience with Procore, Monday.com, or similar PM tools
Excellent written and verbal communication skills
Highly organized, with demonstrated ability to manage multiple priorities under tight deadlines
Ability to exercise discretion, independent judgment, and manage confidential information
Salary Range: $90k to $137,500k
Benefits:
Full-time employees are eligible to participate in our benefit plan which includes the following:
401(k) Plan
Employee Stock Purchase Plan
Health, Dental, & Vision Insurance
Voluntary Life Insurance
Voluntary Short Term & Long-Term Disability
Paid time off
Henkels & McCoy West LLC. is an Equal Opportunity Employer of Minorities, Females, Protected Veterans, and Individuals with Disabilities.
Salary : $130,000 - $137,500