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Sr. Project Scientist

Trileaf Corporation
St Louis, MO Full Time
POSTED ON 6/2/2026
AVAILABLE BEFORE 11/28/2026

Company:


Trileaf Corporation is a nationwide environmental, architecture, and engineering consulting firm that assists clients with environmental due diligence, regulatory compliance, and engineering and architectural design. From its headquarters in St. Louis, MO, and multiple branch offices throughout the U.S., Trileaf serves the wireless communications, commercial real estate and financial industries.


Job Summary: 


Trileaf is seeking a full-time Sr Project Scientist with 5 -15 years of experience conducting environmental and real estate due diligence (Phase I Environmental Site Assessments and Property Condition Assessments).


Essential Job Functions: 



  • Phase I ESA and PCA responsibilities include conducting site visits of properties across the US, and completing Phase I ESA and PCA reports in accordance with the applicable ASTM standards and client-specific scopes of work

  • The successful candidate can expect to complete 4-6 reports (or similar) per month

  • Client facing duties such as accepting and vetting new project orders

  • Provide weekly updates and trackers to clients

  • QA/QC and delivery of reports to clients

  • Other duties as assigned


Basic Qualifications:


To be considered, the resume of the applicant must demonstrate the following qualifications/skills:



  • 5 -15 years experience with Phase I Environmental Site Assessments (Phase I ESA’s) consistent with ATSM E1527. HUD, Fannie, and Freddie experience a plus.

  • Property Condition Assessments (PCA’s) consistent with ASTM E2018. HUD, Fannie, and Freddie experience a plus.

  • Attention to detail

  • Valid drivers license

  • Ability and willingness to travel ~25% (travel not expected to exceed 2-3 days at a time)

  • Good computer skills


  Education:



  • Bachelor’s degree in Biology, Environmental Science, Geology, Construction Management, Engineering, or similar


 Benefits:



  • Health, Dental & Vision Insurance

  • 401k w/matching

  • Short-term disability, Long-term disability & Life Insurance – 100% Employer paid

  • 3 weeks of PTO per year 

  • 8 paid holidays plus 1 floating holiday


The listed salary range for this position is an expected range. The actual offer will be at the company's sole discretion and determined by relevant business considerations, including the final candidate's qualifications, years of experience, skillset, geographic location, and current market data.


Trileaf Corporation is an Equal Opportunity. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, genetic disorder, disability, protected veteran status or any other characteristic protected by state, federal, or local law.


 

Salary : $60,000 - $80,000

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