Demo

Assistant Project Manager

First Onsite - US
Maryland Heights, MO Full Time
POSTED ON 4/3/2026
AVAILABLE BEFORE 12/1/2030

A Day in the Life of an Assistant Project Manager

As an Assistant Project Manager at First Onsite, you're at the heart of every project, turning plans into action and challenges into solutions. You'll collaborate closely with leadership to evaluate, develop, and execute scopes of work while keeping multiple projects running smoothly. From reviewing subcontractor proposals to preparing project schedules, your meticulous attention to detail ensures nothing slips through the cracks. You're the go-to problem solver, ready to step in and support crews whenever needed, all while maintaining accurate records and documentation that keep projects on track. Safety, quality, and excellence aren't just priorities-they're your standard.

Your role goes beyond managing tasks-you'll actively monitor project budgets, profit margins, and schedules, making real-time decisions to keep everything on target. Acting as a vital bridge between leadership, clients, subcontractors, and in-house teams, you foster collaboration and clear communication every step of the way. You'll handle scopes of work, change orders, and billing with precision, thriving in a fast-paced environment where your contributions directly impact our success.

Responsibilities:

  • Oversee overall project management, including scope development, scheduling, budgeting, and quality control
  • Coordinate with leadership, job crews, and subcontractors to execute work, resolve issues, and manage change orders
  • Maintain jobsite documentation, including daily logs, inventories, reports, permits, timesheets, and material records
  • Ensure safety and compliance by conducting daily safety meetings, monitoring site conditions, and reporting accidents
  • Support operational needs as required, including physical tasks, work order issuance, and billing reviews
  • Provide proactive updates on project progress, budget, gross profit margin, and schedule risks
  • Available 24/7

Experience & Education:

  • Relevant leadership experience
  • 2 years of experience in the restoration/construction industry, with experience/knowledge in water, flood, fire, smoke, mold, asbestos, and rebuild remediation
  • High school diploma or equivalent required; Degree preferred
  • Valid driver's license required

First Onsite provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.

First Onsite (and its Companies) participates in E-Verify. We will provide the U.S. Social Security Administration (SSA) and, if necessary, the U.S. Department of Homeland Security (DHS) with information from each new employer's Form I-9 to confirm work authorization.

This job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Third party resume submissions not accepted. Any resume submitted will be considered the property of THE COMPANY, and THE COMPANY will not be held liable to pay a placement fee.

First Onsite provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.


First Onsite (and its Companies) participates in E-Verify. We will provide the U.S. Social Security Administration (SSA) and, if necessary, the U.S. Department of Homeland Security (DHS) with information from each new employer's Form I-9 to confirm work authorization.


This job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.


Third party resume submissions are not accepted. Any resume submitted will be considered the property of THE COMPANY, and THE COMPANY will not be held liable to pay a placement fee.

Salary : $28 - $30

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