Administrative/Office Support Specialist

Position: Administrative/Office Support Specialist Division: Administration Location: Thornton, CO Reports To: Office Manager FLSA Status: Full Time / Non-Exempt Compensation: $20.00 – $23.00 per hour depending on experience

The Opportunity

At Industrial Constructors/Managers (ICM), we support the backbone of industry with over 40 years of experience as an award‑winning General Contractor. We’re seeking a detail‑oriented and personable Administrative / Office Support Specialist to assist with front‑office operations, accounts receivable tasks, and general administrative duties that keep our team operating efficiently.

This role is ideal for someone who thrives in a fast‑paced environment, values accuracy, and enjoys interacting with employees, vendors, and visitors.

Why Join ICM?

• Growth: Opportunities to develop new skills in accounting, project support, and administrative operations.
• Stability & Growth: 40+ years of operational excellence in industrial construction.
• Impact: Your work ensures smooth daily operations and strengthens project and financial accuracy.

What You’ll Do

Front Office Support

• Greet and assist visitors; manage the front desk and maintain a clean, organized reception area.
• Answer and direct incoming calls professionally.
• Coordinate incoming/outgoing mail and packages.
• Support new hire onboarding, including preparing materials and scheduling.

Administrative Responsibilities

• Support weekly lunch meetings (ordering, setup, coordination) as needed.
• Assist with general administrative duties and special projects as assigned.

Accounts Receivable Support

• Invoicing: Prepare and submit customer invoices accurately and on schedule.
• Collections: Monitor outstanding receivables, follow up with customers, and document collection activity.
• Expense Management: Occasionally assist with reconciling company credit card transactions and expense reporting on an as needed basis.
• Project Setup: Assist with occasional project setup in internal systems (entering job information, codes, customer details, etc.).

Other Financial & Office Tasks

• Assist with monthly account reconciliation reports.
• Communicate with vendors and clients regarding documentation or billing questions.
• Support data entry, file maintenance, and document control.

What You’ll Bring

Education: High school diploma or equivalent required. Experience: 2+ years previous administrative support, A/R, receptionist duties, or related office functions preferred.

Technical Aptitude:

• Proficiency in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint).
• Experience with ERP systems (such as Deltek ComputerEase) is a plus.

Skills & Attributes:

• Strong attention to detail, especially with financial and data‑entry work.
• Excellent written and verbal communication skills.
• Friendly, customer‑service–oriented demeanor.
• Ability to multitask and manage priorities in a fast‑paced environment.
• Willingness to learn industry‑specific systems and office processes.

The Perks

• Competitive salary: Based on experience.
• Stability: Join an established firm with a top-tier safety record and a 40+ year history.
• Benefits: Comprehensive health insurance (medical, dental, vision), along with employer paid peer based mental wellbeing program.
• 401k: With employer match.
• Growth Path: Direct mentorship from leadership with clear avenues for career advancement.

The specific statements shown in each section of this description are not intended to be all inclusive. They represent typical elements and criteria considered necessary to successfully perform the job.