On-Site Administrative Assistant – Construction Office

Harder Mechanical Contractors; Peoria (AZ); On-site; USD 25,000 - 39,000; Full time

Benefits offered by this job

Competitive salary

Medical, dental, and vision benefits

Retirement with company match

Profit sharing

Discretionary annual bonus

Paid vacation and holidays

Harder University training

Job summary

Harder Mechanical Contractors is seeking an Administrative Assistant to support our project team at a semiconductor construction site in North Phoenix. You will handle data entry, document control, calendars, and reception responsibilities to keep the site operations smooth and efficient.

The ideal candidate is organized, detail-oriented, and capable of juggling multiple tasks in a fast-paced environment. This hourly role runs Monday–Friday 6:30am–3:00pm, with overtime as needed by the project

Qualifications

• 2–3 years in an administrative role.
• Previous experience in construction is a plus.
• Strong organizational and multitasking abilities.

Responsibilities

• Supports the construction team with data entry and critical tasks.
• Assist with uploading, printing, and electronic filing of construction drawings.
• Schedules and coordinates meetings and maintains calendars.
• Covers the reception area, greets guests, and assists with shipping/receiving.
• Prepares and distributes daily/weekly communications, reports, invoices, and transmittals.
• Supports timecard submissions and safety training administration.
• Maintains filing systems and document control.
• Communicates clearly with internal/external stakeholders and HQ staff.
• Supports field with material purchases and PO tracking.

Skills

Strong organizational skills

Excellent verbal & written comunicação

Team mentality

Tools

MS Word

Excel

Job description

Harder Mechanical Contractors is seeking an Administrative Assistant to support our project team at a semiconductor construction site in North Phoenix. You will handle data entry, document control, calendars, and reception responsibilities to keep the site operations smooth and efficient.

The ideal candidate is organized, detail-oriented, and capable of juggling multiple tasks in a fast-paced environment. This hourly role runs Monday–Friday 6:30am–3:00pm, with overtime as needed by the project