Construction Administrative Assistant

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🗂️ Construction Administrative Assistant

Organize Projects. Support Teams. Keep Construction Moving.

Pay: $27.00 - $30.00

Position Type: Full-Time

Location: Colorado (Office-Based with Limited Flexibility)

Travel: Minimal

Reports To: Sr. Project Manager

About Tasman

At Tasman Inc, we deliver environmental, construction, and earthwork solutions with a strong commitment to safety, integrity, and excellence. Our teams support complex projects across multiple regions, ensuring precision from project startup through closeout.

Our Work Is Guided By Three Core Values

WE ARE OUR PEOPLE

Safety is #1. We ensure every employee makes it home safe every day. We work as a team and celebrate success together.

DO THE RIGHT THING

We operate with integrity and accountability, taking care of our people, partners, and the planet.

PURSUE EXCELLENCE

We value precision, organization, and continuous improvement—because details matter.

The Role

The Construction Administrative Assistant plays a critical role supporting Tasman’s Construction Department through a blend of office administration, project support, and job cost accounting. This position supports project teams from startup through closeout and serves as a primary point of contact for office visitors, vendors, and internal staff.

The ideal candidate is highly organized, detail-oriented, adaptable, and confident managing multiple priorities in a fast-paced construction environment. This role requires strong communication skills, comfort with financial and job cost data, and a proactive, team-oriented approach.

This position is primarily based in Colorado with little to no overnight travel.

What You’ll Be Doing General & Office Administration

• Serve as the first point of contact for office visitors, creating a professional and welcoming environment
• Manage daily office operations, including ordering office and field supplies
• Coordinate with building vendors (HVAC, landscaping, janitorial, etc.)
• Manage incoming/outgoing mail and courier shipments (FedEx/UPS)
• Assist with scheduling meetings, appointments, and company events
• Maintain organized electronic and physical filing systems
• Support internal communications and office process improvements
  
  

Construction & Project Administration

• Prepare and submit monthly client billings
• Track daily time for direct and indirect staff
• Prepare daily Labor, Equipment, and Materials (LEM) reports
• Create job cost reports and assist with budget tracking
• Manage and maintain multiple spreadsheets and logs
• Enter equipment units and project data into NetSuite
• Review monthly invoices against LEM reports for accuracy
• Support procurement activities and vendor coordination
• Assist with project startup and closeout documentation
• Ensure field notes, reports, and compliance documentation are saved properly
  
  

What You Bring Required

• High school diploma or equivalent
• 1–5 years of administrative, accounting, or billing experience (construction or related industry preferred)
• Proficiency in Microsoft Office, Outlook, and Excel
• Ability to learn accounting and project management software
• Strong organizational, time-management, and multitasking skills
• Excellent written and verbal communication skills
• High attention to detail and ability to maintain confidential records
• Ability to work independently and collaboratively
• Strong problem-solving skills and initiative-driven mindset
• Authorization to work in the United States
• Valid driver’s license
  
  

Preferred

• Associate’s or Bachelor’s degree in Accounting, Business Administration, or related field
• Experience in construction, oil & gas, or engineering industries
• Proficiency with Oracle NetSuite and/or Microsoft Project
  
  

Work Environment

This role operates primarily in a professional office setting, with the ability to work remotely on a limited basis as approved. The employee is expected to work in the office at least three days per week.

Office Conditions

• Regular use of computers, phones, copiers, and scanners
• Collaboration with project managers, accounting, and operations teams
  
  

Physical Requirements

• Sit or stand for extended periods
• Regular use of hands for keyboarding and handling materials
• Occasional lifting of office or field materials up to 30 pounds
• Standing or walking for short periods throughout the day
  
  

Schedule

• Full-time
• Monday – Friday, typically between 8:00 a.m. – 5:00 p.m.
• Occasional evening or weekend work based on project needs
• Start and end times may vary depending on workload
  
  

Work Authorization

• Must be authorized to work in the United States
• Must possess a valid driver’s license
• Must be able to pass drug screening - to include marijuana
  
  

Benefits

• Group Health Coverage
• 401(k) Retirement Plan
• Paid vacation
• Paid sick time
• Company-sponsored paid holidays
  
  

Why Join Tasman?

At Tasman, you’ll be a vital part of project success—supporting construction teams, maintaining organized systems, and ensuring financial and administrative accuracy. You’ll work alongside experienced professionals in a collaborative, safety-focused environment where your attention to detail truly matters.

If you’re ready to support impactful construction projects and grow your administrative expertise—

👉 Apply today and join a company where safety, integrity, and excellence guide everything we do.