Office Administrator

Loenbro

Posted 3 months ago

Full Time

Phoenix, Arizona

In Person

Smart Summary

Responsibilities

Provide administrative support for daily operations within a fast-paced construction project office, coordinating between field teams and management. Responsibilities include managing project documentation, handling payroll entry, and overseeing new hire onboarding processes.

Qualifications

You have 1-2 years of administrative or office support experience, preferably in a construction environment. You are proficient with Microsoft Office Suite (Word, Excel, Outlook) and have a basic understanding of HR and onboarding processes. You can work effectively in a fast-paced setting, manage multiple priorities, and maintain accurate project documentation.

Must Have Skills for ATS

Microsoft Word

Microsoft Excel

Microsoft Outlook

document management systems

imaging software

Job Description

About Loenbro 

Loenbro is a trusted, long-term construction lifecycle partner to thousands of customers across the U.S. Our market spans all industries, and our service offerings include Critical Electrical, Mechanical & Structural, Soft Crafts, Inspection, Underground Maintenance and Installation, and Fabrication. Our expertise lies in simplifying the complex and establishing long-standing relationships with our partners. We have a national presence but a local approach—every customer benefits from our capabilities and our care. 

At Loenbro, we don’t just offer jobs—we build careers grounded in integrity, teamwork, excellence, and purpose. Join a team where your expertise is valued, your growth is supported, and your work helps maintain and enhance the critical infrastructure that powers communities across the nation. 

Job Summary 

The successful candidate will support daily operations within a fast-paced construction project office, working closely with Project Managers, Superintendents, and field teams. This role serves as a key administrative resource, ensuring efficient communication, accurate documentation, and organized project support. 

Successful Construction Administrative Assistants demonstrate strong attention to detail, organization, adaptability, and the ability to manage routine tasks while supporting dynamic jobsite operations. 

Essential Job Responsibilities 

  • Greet and assist walk-in employees, subcontractors, vendors, and visitors in a professional and timely manner  
  • Answer and route inbound phone calls, responding to jobsite and project-related inquiries  
  • Support new hire onboarding, orientation scheduling, badging, and paperwork coordination  
  • Complete accurate employee time entry, payroll support, and recordkeeping for field personnel  
  • Maintain project documentation including:  
  • Project logs  
  • Purchase orders and invoices  
  • Equipment tracking logs  
  • Subcontractor documentation  
  • Assist Project Management and field leadership with administrative project support  
  • Scan, upload, and organize project files using document management systems and imaging software  
  • Maintain organized filing systems for compliance, safety, and project records  
  • Support communication between field crews, management, and corporate departments  

Minimum Qualifications 

Required 

  • 1–2 years of administrative, clerical, or office support experience (construction or industrial environment preferred)  
  • Basic understanding of HR and onboarding processes within a construction or field operations setting  
  • Proficiency with Microsoft Office Suite (Word, Excel, Outlook)  
  • Ability to work in a fast-paced construction office supporting multiple priorities  

Preferred 

  • Experience supporting construction projects, jobsite offices, or field operations  
  • Strong organizational and time-management skills  
  • Excellent attention to detail and accuracy  
  • Effective communication and interpersonal skills with both office and field personnel  
  • Ability to handle confidential employee and project information with professionalism and discretion  

Physical Demands and Work Environment 

The physical demands and work environment described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions. 

Work Environment: 

  • Comply with all company policies and procedures. 
  • Occasionally you may need to kneel, reach, or stoop. 
  • Climbing up and down stairs and ladders to both get in and out of trenches and up to elevated platforms (scaffolding at significant heights). 
  • If driving is required, valid driver license and proof of insurability are required. All drivers are subject to a DMV background records search.  

This role requires compliance with all applicable safety regulations, personal protective equipment (PPE) requirements, and Loenbro's Environmental Health and Safety (EH&S) policies. 

Benefits 

Loenbro offers a competitive salary, comprehensive benefits package, and rewards to those who join our team: 

  • Medical, dental, and vision insurance 
  • 401(k) retirement plan with company match 
  • Paid time off (PTO) 
  • Life and disability insurance 
  • Professional development and training opportunities 
  • Employee assistance program (EAP) 

Benefits eligibility may vary based on employment classification and hours worked. 

Guided by Core Values (LEAD), grounded in grit and a commitment to excellence, Loenbro betters our families, customers, and local communities. If you are ready to be part of a company that LEADS by: 

  • Living with Integrity 
  • Exceeding Expectations 
  • Acting with Urgency 
  • Delivering Excellence 

…we want to hear from you. 

Loenbro is an Equal Opportunity Employer 

Loenbro

Loenbro is a trusted, long-term construction lifecycle partner to thousands of customers across the U.S. Our service offerings include: • Critical Electrical • Mechanical & Structural • Fabrication • Soft Craft • Underground Maintenance and Installation • Inspection • Service & Maintenance We’re equipped to handle industrial construction, electrical, instrumentation, midstream, maintenance, fabrication, and much more. Wherever you are in the USA, we have a team for it. We’ve built our reputation on safety, quality, and execution. We believe that the only acceptable job is one done right. Our LEAD values encompass: • Live with Integrity We do the right thing and do what we say, in every interaction—and practice stewardship to care for the communities where we live & work. • Exceed Expectations We anticipate customer needs, deliver innovative solutions, and dedicate ourselves to creating outcomes that make a real difference. • Act with Urgency We take action, adapt seamlessly, and keep projects moving without compromising quality—because our customers’ priorities are our priorities. • Deliver Excellence We combine our passion for quality, our industry expertise, and our eye for innovation to make excellence our standard. Because of this mindset, and our proven track record, we are a trusted partner in many industries, for companies of all sizes. Our customers represent the world’s leading industries like: • Mission Critical • Advanced Manufacturing • Semiconductors • Power Generation • Water Solutions • Food & Beverage • Mining & Metals • Distribution • Chemical • Federal • Oil & Gas • Pharmaceutical • Renewable Energy • Healthcare • Aviation To learn more about Loenbro and all of our services, visit our website at www.Loenbro.com
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