Trilon Group

Infrastructure consulting for transportation and water

Project Manager Assistant

Project ManagementUpdated on Nov 13

Full-timeColumbus, OH, USA$50k - $70k /yrHybrid

About the Job

Requirements

A bachelor's degree in Business Administration, Finance, Accounting, Project Management, or a related field is required.
At least 2 years of relevant experience in project administration, project accounting, or project coordination is required.
Proficiency with project management tools, spreadsheets, and Microsoft Office applications is required.
Ability to manage multiple deadlines accurately and with attention to detail is required.
A team-oriented, service-focused approach to supporting Project Managers is required.
Excellent written and verbal communication skills are required.

Responsibilities

Coordinate schedules, meetings, and day-to-day project communications.
Serve as a central point of contact for project teams, clients, and internal stakeholders.
Track deadlines, deliverables, and milestones to support on-time project execution.
Maintain accurate project documentation, files, and records.
Assist with proposal assembly, contract coordination, and project correspondence.
Support compliance requirements and audit preparation as needed.
Assist Project Managers with internal coordination and workflow organization.
Help monitor project progress and keep teams aligned on priorities.
Collaborate with multidisciplinary civil engineering project teams.
Assist with project budgeting, forecasting, and financial tracking.
Track project costs, allocations, and changes throughout the project lifecycle.
Support Project Managers during the invoicing cycle by reviewing draft invoices, coordinating revisions, and preparing invoices for final billing.

Desired Qualifications

Experience supporting professional services or consulting projects is preferred.
AEC industry experience is highly preferred.

The Mannik & Smith Group, Inc. (MSG) is a people focused, award-winning, full-service consulting firm that offers a wide array of services including civil and geotechnical engineering, environmental consulting, planning, landscape architecture, agriculture, surveying and construction support. Our talented staff of more than 650+ professionals deliver integrated planning, design, engineering and construction solutions.

Due to MSG's continued growth, a new opening is available for a Project Manager Assistant (PMA) to assist with our projects in Columbus, OH!

The PMA will support our Project Managers with administrative, operational, and project accounting tasks that keep complex civil engineering projects moving forward. This role is ideal for someone who enjoys working behind the scenes to support professional services teams through strong organization, financial tracking, and proactive communication.

As a PMA, you’ll provide critical administrative, operational, and financial support to Project Managers throughout the project lifecycle.

Project Coordination & Communication

Coordinate schedules, meetings, and day-to-day project communications
Serve as a central point of contact for project teams, clients, and internal stakeholders
Track deadlines, deliverables, and milestones to support on-time project execution

Administrative & Documentation Support

Maintain accurate project documentation, files, and records
Assist with proposal assembly, contract coordination, and project correspondence
Support compliance requirements and audit preparation as needed

Operational Support

Assist Project Managers with internal coordination and workflow organization
Help monitor project progress and keep teams aligned on priorities
Collaborate with multidisciplinary civil engineering project teams

Financial & Invoicing Support

Assist with project budgeting, forecasting, and financial tracking
Track project costs, allocations, and changes throughout the project lifecycle
Support Project Managers during the invoicing cycle by reviewing draft invoices, coordinating revisions, and preparing invoices for final billing

Bachelor’s degree in Business Administration, Finance, Accounting, Project Management, or a related field
2+ years of relevant experience in project administration, project accounting, or project coordination
Experience supporting professional services or consulting projects preferred
AEC industry experience highly preferred
Proficiency with project management tools, spreadsheets, and MS Office applications
The ability to manage multiple deadlines with accuracy and attention to detail
A team-oriented, service-focused approach to supporting Project Managers
Excellent written and verbal communication skills

About the Company

Trilon Group

Infrastructure consulting for transportation and water

Trilon Group provides infrastructure consulting in transportation, water, and municipal systems in the Mid-Atlantic region. It works by partnering with local governments, municipalities, and private clients to deliver planning, design support, and project management through fee-based engagements, expanding capabilities through alliances with firms like Rinker Design Associates and Wilson Engineers. The company differentiates itself with a platform-style growth approach backed by private equity and a People First culture focused on talent development. Its goal is to expand service offerings and market presence in the Mid-Atlantic by building scalable partnerships and using capital to support growth.

Company size: 51-200
Company stage: Growth Equity (Non-Venture Capital)
Total funding: $200M
Headquarters: Denver, CO
Founded: 2021

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