Project Assistant Jobs in Missouri

Project Assistant jobs in Missouri are concentrated in Kansas City, St. Louis, and Columbia, where established employers like Cerner (now Oracle Health), Boeing Defense, and the University of Missouri system maintain steady demand for project support professionals. The role is active across healthcare IT, aerospace and defense manufacturing, and higher education administration, with openings ranging from entry-level coordinator positions to senior project assistant roles supporting complex multi-department initiatives. Missouri's mix of corporate headquarters, federal contractors, and major research institutions keeps hiring consistent throughout the year. Find a role that fits below and apply directly.

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Overview

Open roles46
Top employerInterstates Companies
Top citySt. Louis, MO
Cities hiring16
Work type82% On-site
Top industryConstruction

Showing 5 of 46+ Project Assistant jobs

INTREN, LLC
Assistant Project Manager
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INTREN, LLC
Added 2d ago
Assistant Project Manager
INTREN, LLC
Warrenton, Missouri
Construction Management
Project Management
Skilled Trades
$65k - $80k/yr
On-Site
Bachelor's degree in construction management

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Burns & McDonnell
Assistant Project Specialist - Aviation & Federal
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Burns & McDonnell
Added 2d ago
Assistant Project Specialist - Aviation & Federal
Burns & McDonnell
Kansas City, Missouri
Accounting
Bookkeeping & AP/AR
Compliance & Legal
Finance
Bachelor's degree in communications
5,001-10,000

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Keeley Construction
Assistant Project Manager
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Keeley Construction
Added 2d ago
Assistant Project Manager
Keeley Construction
St. Louis, Missouri
Creative & Design
Product Management
Project & Program Management
Project Management
Bachelor's degree in construction management
1-50

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Goyette Mechanical
Assistant Project Manager (STL)
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Goyette Mechanical
Added 3d ago
Assistant Project Manager (STL)
Goyette Mechanical
New Florence, Missouri
Engineering (Non-Software)
Mechanical Engineering
Project Management
Bachelor's degree in construction management

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First Onsite
Assistant Project Manager
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First Onsite
Added 1w ago
Assistant Project Manager
First Onsite
Maryland Heights, Missouri
Business Operations
Customer Service
Customer Success
High school diploma or GED
1,001-5,000

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See All 46 Project Assistant Jobs in Missouri

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Project Assistant Jobs by City in Missouri

Where Missouri roles are concentrated, by current openings.

St. Louis
9 jobs
Kansas City
8 jobs
Warrenton
5 jobs
Springfield
5 jobs
New Florence
3 jobs
Carterville
2 jobs
Creve Coeur
2 jobs
Saint Peters
2 jobs
Maryland Heights
2 jobs

Project Assistant Job Market in Missouri

A snapshot from current Missouri openings, updated as new roles post.

Who's Hiring

Interstates Companies
Interstates Companies3 open roles
First Onsite
First Onsite2 open roles
J.F. Electric
J.F. Electric2 open roles

Top Industries Hiring

  • Construction & Real Estate
  • Staffing & Recruiting
  • Consulting & Professional Services

What Missouri Employers Look For

The qualifications that appear most often in project assistant jobs across Missouri.

  • Associate or bachelor's degree in business administration, management, or a related field
  • Proficiency in project management software such as Microsoft Project, Asana, or Smartsheet
  • Experience preparing meeting agendas, tracking action items, and maintaining project documentation
  • Strong written and verbal communication skills for coordinating across internal teams and vendors
  • Ability to manage multiple deadlines simultaneously in a fast-paced office environment
  • Familiarity with budgeting support tasks such as purchase orders, expense tracking, and invoice processing

Project Assistant Jobs in Missouri: Frequently Asked Questions

How do you become a project assistant in Missouri?

Most project assistant roles in Missouri require at minimum an associate degree, though a bachelor's degree in business, communications, or a related field is increasingly preferred. There is no state-issued license for the role itself, but earning a Certified Associate in Project Management credential through PMI strengthens applications significantly. Missouri employers in healthcare and government contracting also value candidates familiar with HIPAA documentation practices or federal acquisition workflows as a differentiator.

Which companies hire project assistants in Missouri?

Employers hiring project assistants in Missouri right now include Interstates Companies, First Onsite, and J.F. Electric, based on current listings on Migrate Mate as of October 2026. Missouri's blend of healthcare systems, defense contractors, and large public universities makes it one of the more consistent states for project support hiring year-round.

Which Missouri cities have the most project assistant jobs?

St. Louis, Kansas City, and Warrenton lead Missouri for project assistant openings. Kansas City's concentration of healthcare organizations, technology firms, and federal contractors drives the largest share of demand, while St. Louis benefits from its Fortune 500 corporate base and major healthcare networks, and Columbia's openings are anchored largely by the University of Missouri and affiliated research institutions.

Are there remote project assistant jobs in Missouri?

Yes, and they're more common than in many comparable roles. About 18% of project assistant openings tied to Missouri are remote or hybrid as of October 2026, reflecting how much of the work involves digital coordination, documentation, and virtual meetings rather than on-site presence. Roles supporting software implementation, IT projects, and administrative program management tend to offer the most remote flexibility.

How can I get hired as a project assistant in Missouri with little or no experience?

The most realistic entry path is through administrative or coordinator roles at Missouri's large hospital systems, university departments, or corporate offices, where project assistant work often begins as a secondary responsibility before becoming a dedicated position. Employers like BJC HealthCare, the University of Missouri, and Boeing Defense occasionally post entry-level program coordinator or administrative specialist roles that serve as direct on-ramps. Building familiarity with tools like Microsoft Project or Asana and earning a CAPM credential while still early in your career meaningfully improves your chances.

Where can I find and apply to project assistant jobs in Missouri?

You can find and apply to project assistant jobs in Missouri on Migrate Mate, which lists current Missouri openings across Kansas City, St. Louis, Columbia, and beyond. Search the listings, find the roles that fit your background and location, and apply directly to the employers posting them.

See All 46 Project Assistant Jobs in Missouri

Find roles in Missouri that match your experience and apply in just a few clicks.

Find Project Assistant Jobs