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Assistant Project Manager

Job in Pomona, Los Angeles County, California, 91768, USA
Listing for: Henkels & McCoy
Full Time position
Listed on 2026-01-26
Job specializations:
  • Business
    Operations Manager, Office Administrator/ Coordinator, Business Administration
Salary/Wage Range or Industry Benchmark: 21.92 - 32.84 USD Hourly USD 21.92 32.84 HOUR
Job Description & How to Apply Below

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 Mas Tec (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 Mas Tec 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.

Responsibilities

Key Responsibilities
The Project Coordinator is an active participant throughout the project life cycle, providing accurate and timely reporting, documentation, and coordination for internal stakeholders and clients. This role helps ensure that team goals, processes, and relationships support high-performance expectations and align with company strategy. The ideal candidate leads by example, promotes accountability, and communicates with clarity and professionalism.

Primary Duties

  • Support the overall management of project activities and deliverables throughout the project life cycle.
  • Prepare, maintain, and distribute project reports and contract-related documents.
  • Recommend and assist with continuous improvement initiatives and process enhancements.
  • Perform general office administration functions to support project operations.
  • Set up work orders within the MRP system.
  • Review and submit timesheets to payroll.
  • Claim production units and maintain related tracking.
  • Enter purchase requisitions and monitor purchase order spend.
  • Collect subcontractor and material tickets for accrual.
  • Prepare and process project invoices.
  • Attend department project/financial meetings and provide updates as required.
  • Collaborate with project teams to ensure timely and accurate project documentation.
  • Utilize MS Office Suite (Excel, Word, Outlook) for reporting, tracking, and communication.
Physical Requirements
  • Ability to remain in a stationary position for extended periods (e.g., sitting at a workstation).
  • Frequent use of standard office equipment such as computers, phones, copiers, and scanners.
  • Ability to occasionally lift up to 20 pounds (documents, office supplies, etc.).
  • Ability to walk through construction sites as needed, which may involve uneven surfaces or outdoor conditions.
  • Must be able to communicate clearly with team members in both office and field environments.
Work Environment
  • Primary work performed in an office setting.
  • Occasional visits to field job sites, which may involve exposure to weather, noise, and construction-related hazards, following all safety protocols.
Travel Requirements
  • Minimal travel required.
  • Occasional travel to local job sites, company meetings, or training sessions may be necessary.
Qualifications

Required Skills & Qualifications

  • 2–5 years of general office administration experience.
  • Proficiency in MS Office Suite (Excel, Word, Outlook).
  • Strong organizational skills with the ability to manage multiple tasks and deadlines.
  • Excellent written and verbal communication skills.
  • High attention to detail and strong teamwork orientation.
  • Exposure to a construction or utility field office environment preferred.

Education

  • High school diploma or equivalent required.
  • Some college or advanced coursework preferred.

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

Hourly Rate: $21.92 to $32.84

Henkels & McCoy West LLC. is an Equal Opportunity Employer of Minorities, Females, Protected Veterans, and Individuals with Disabilities.

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