Assistant Project Manager

Trileaf Corporation

. Support client management of the Denver team virtually by distributing weekly project trackers .

Posted 11/11/2026full-timeSt. Louis • Missouri • United StatesMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in managing environmental projects, including Phase I and Phase II Environmental Site Assessments and NEPA compliance. Proficient in client communication, project tracking, and training development within the environmental sciences domain.

Highest-signal resume keywords

Phase I Environmental Site AssessmentPhase II Environmental Site AssessmentNEPA ComplianceEnvironmental Professional (EP) StatusBachelor's Degree in Environmental Sciences

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Project ManagementProposal PreparationQuality ReviewEnvironmental Report ScopesAdministrative Functions

Soft Skills

Effective CommunicationTraining DevelopmentTeam CollaborationResponsibility AssignmentMonitoring Project Progress

Certifications & Qualifications

Professional Engineer (PE)Professional Geologist (PG)Certified Hazardous Materials Manager (CHMM)Project Management Professional (PMP)Licensed Environmental Professional (LEP)

Industry Keywords

Environmental SciencesClient ManagementProject TrackingFederal and State CommunicationBackground Check Compliance

Tech Stack

Tools & technologies

PMP

About the role

Key responsibilities & impact

Support client management of the Denver team virtually by distributing weekly project trackers
Initiate new projects
Handle purchase orders and requests
Prepare and submit proposals
Assign responsibilities and monitor project progress
Manage and maintain a high volume of open projects and responsibilities with minimal supervision
Communicate with federal, state, and local officials to define scopes of work
Clearly convey scopes and timelines to clients
Prepare detailed Environmental Report Scopes of Work accurately and efficiently
Assist in training new employees, including developing and implementing training documents, presentations, and annual/seasonal companywide reminders
Perform quality reviews for all environmental reports
Maintain high-quality communication with supervisor, team, and clients
Perform additional duties and special projects as assigned by the Supervisor

Requirements

What you’ll need

3+ years of relevant experience
Phase I, Phase II and NEPA Environmental Site Assessment experience
Status as an Environmental Professional (EP) preferred
Other Professional Licensure (PE/PG/CHMM/PMP/LEP) is desirable
Experience with administrative functions such as accounting is helpful, but not necessary
Valid driver's license
Bachelor's degree in environmental sciences, biology, or related field required
Successful completion of a comprehensive background check, including criminal history, education verification, employment verification and drug test
Credit and motor vehicle record checks may also be required depending on the position

Benefits

Comp & perks

Health, Dental & Vision Insurance
401k with company match
Short-term disability, Long-term disability & Life Insurance – 100% Employer paid
3 weeks of PTO per year
8 paid holidays plus 1 floating holiday