Project Administrator

Green Key Resources; Fort Laramie (WY); On-site; USD 42,000 - 64,000; Full time

Job summary

Green Key Resources partners with a leading construction and infrastructure organization to identify a Project Administrator for a large-scale Fort Laramie, Wyoming project. You will support payroll, invoicing, purchasing, documentation, and daily project operations.

The role requires strong Excel/MS Office skills and a detail-oriented, organized approach to manage multiple priorities in a fast-paced construction environment.

Qualifications

• 1–3 years in administrative, accounting, project coordination or related roles.
• Invoicing, billing, purchasing, payroll, document management or financial admin experience.
• Strong Excel and MS Office skills with attention to detail.

Responsibilities

• Support project payroll by reviewing timecards and updates.
• Assist onboarding and administrative processing for project staff.
• Review subcontractor docs and follow up on compliance items.
• Process purchase orders, invoices, and vendor docs with coding.
• Assist with monthly billing and payments for customers and subcontractors.
• Maintain project records, reports, and supporting documentation.
• Organize contracts, lien waivers, insurance certificates, and paperwork.
• Prepare documentation and billing support for change orders.
• Assist vendor setup and ongoing vendor administration.
• Support equipment and inventory tracking at the site.

Skills

Administrative coordination

Invoicing

Payroll support

Purchasing

Document management

Excel

MS Office

Organizational skills

Communication

Tools

SAP

Textura

LCP Tracker

Coupa

Job description

Green Key Resources is partnering with a leading construction and infrastructure organization to identify a Project Administrator to support a large-scale construction project in Fort Laramie, Wyoming.

This position is a key administrative and financial resource for the project team, supporting payroll, purchasing, invoicing, compliance, documentation, and day-to-day project operations. The ideal candidate is organized, detail-oriented, and comfortable working in a fast-paced construction environment.

What You'll Do

• Support project payroll by collecting and reviewing timecards, coding hours, and coordinating payroll-related updates.
• Assist with onboarding and administrative processing for employees joining the project team.
• Review subcontractor documentation and follow up on outstanding compliance items.
• Process purchase orders, invoices, and vendor documentation, including invoice matching and coding.
• Assist with monthly billing and payment processes for both customers and subcontractors.
• Maintain accurate project records, reports, spreadsheets, and supporting documentation.
• Organize and track contracts, lien waivers, insurance certificates, and other project-related paperwork.
• Prepare documentation and billing support for change orders and other project costs.
• Assist with vendor setup and ongoing vendor administration.
• Support equipment and inventory tracking at the project site.
• Provide general administrative support to the project team and help keep day-to-day operations organized.
• Communicate with subcontractors, suppliers, vendors, and internal teams to resolve administrative and documentation issues.

What We're Looking For

• 1-3 years of administrative, accounting, project coordination, or related experience.
• Experience with invoicing, billing, purchasing, payroll, document management, or financial administration.
• Strong Excel and Microsoft Office skills.
• Excellent attention to detail and ability to maintain accurate records.
• Strong organizational and follow-up skills.
• Comfortable managing multiple priorities and deadlines.
• Ability to work independently while also supporting a larger project team.
• Strong communication skills and a professional approach when working with vendors and subcontractors.
• Construction or project-based experience is a plus, but not required.

Experience with any of the following is a plus:

Experience with construction or project management systems such as SAP, Textura, LCP Tracker, Coupa, or similar platforms is helpful but not required.