Demo

Office Manager

MasTec
Hillsboro, OR Full Time
POSTED ON 9/21/2026
AVAILABLE BEFORE 11/21/2026
Overview Company 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 SUMMARY The Office Manager is responsible for overseeing daily office operations and ensuring a safe, organized, and efficient work environment. This role manages administrative functions and provides support to operations teams, ensuring efficient workflow across departments. The position supervises administrative staff, supports project and financial processes, and maintains compliance, organization, and communication across the business. Responsibilities The following represents the primary duties and responsibilities of this position. Other duties may be assigned as needed. Oversee day-to-day office operations and administrative activities, ensuring efficiency, organization, and accuracy. Serve as the primary point of contact for office and facility matters for the NW Power Team. Coordinate office maintenance, workspace readiness, supplies, equipment, and vendor access as needed. Partner with Safety and Operations teams to support compliance with company policies, safety standards, and applicable regulatory requirements. Manage purchasing processes including purchase orders, invoices, and expense tracking. Support project operations including job setup, billing, documentation, and closeout processes. Coordinate payroll reporting, time tracking, and HR-related administrative updates. Manage accounts receivable tracking, billing status, and collections support. Support adherence to office safety procedures and workplace expectations among employees, visitors, and contractors. Develop and improve office processes and procedures to enhance efficiency. Support communication and coordination between employees, visitors, field personnel, leadership, and corporate support functions. Ensure compliance with company policies, safety standards, and regulatory requirements. Qualifications 3 years of office management, administrative, or operations support experience. Experience supporting project-based or construction environments preferred. Experience supervising staff or coordinating team activities preferred. High school diploma required; Associate’s degree preferred. Skills & Competencies: Strong knowledge of Microsoft Office and business systems. Ability to manage multiple priorities and work in a fast-paced environment. Strong organizational, communication, and problem-solving skills. Ability to handle confidential information with professionalism and discretion. Salary Range: $69,000/yr to $103,000/yr (will be dependent upon level of experience) 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 : $69,000 - $103,000

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Office Manager?

Sign up to receive alerts about other jobs on the Office Manager career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$80,938 - $103,149
Income Estimation: 
$83,263 - $123,666
Income Estimation: 
$80,938 - $103,149
Income Estimation: 
$83,263 - $123,666
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at MasTec

  • MasTec Fargo, ND
  • Overview: Responsible for independently inspecting and monitoring construction activities to ensure completion per the plans and adheres to all specificati... more
  • Just Posted

  • MasTec Fargo, ND
  • Overview: Responsible for independently inspecting and monitoring construction activities to ensure completion per the plans and adheres to all specificati... more
  • Just Posted

  • MasTec Edgerton, KS
  • Overview The Architecural Project Superintendent is responsible for the efficient scheduling, management, and coordination of all subcontractors, construct... more
  • Just Posted

  • MasTec Centennial, CO
  • Overview We’re growing, and it’s an exciting time to be part of our journey! As an Engineer on our team, you’ll contribute to meaningful projects by provid... more
  • Just Posted


Not the job you're looking for? Here are some other Office Manager jobs in the Hillsboro, OR area that may be a better fit.

  • CTSJ INC Seaside, OR
  • Office Manager / Personal Assistant Opportunity to work and live at the beach! – Seaside, Oregon, Cannon Beach, Oregon, new locations coming in 2027. We ar... more
  • 1 Day Ago

  • Mathys+Potestio / The Creative Party® Portland, OR
  • Office Manager We are seeking a proactive, customer-service-focused Office Manager to create a welcoming, organized, and high-functioning workplace for emp... more
  • 6 Days Ago

AI Assistant is available now!

Feel free to start your new journey!