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We assist clients through a combination of consulting support, technology-based solutions, professional training, and staffing services.

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Our Culture
Get to know what makes our team unique.
Why Trinity
Testimonials
Career Paths
Cultural Program
Life At Trinity
Benefits & Perks

Build a Career That Matters

At Trinity, you'll work alongside 2,800+ experts delivering holistic expertise across natural and built environmental services — spanning natural environmental, people, and building technology environments — to solve the most complex challenges facing our clients and our planet.

50+

Years of Excellence

2,800+

Global Experts

10k+

Client Served

80+

Office Locations
Why Trinity

More Than a Job—A Career With Purpose

Founded in Dallas in 1974, Trinity Consultants has grown from a small air quality firm into a global environmental consulting leader with 2,800+ experts worldwide. We deliver holistic expertise across natural environmental, people, and building technology environments — blending deep scientific knowledge with a culture that genuinely supports the people who do the work.

Whether you’re a newly minted engineer or a 20-year industry veteran, Trinity offers a place where your knowledge is respected, your career trajectory is in your own hands, and the work you do every day protects people and the environment.

Meaningful Impact Every Day
Help industries navigate regulations that protect communities — from clean air permitting to ecological restoration and pharmaceutical safety.
Flexibility That Respects Your Life
Hybrid work models, flexible schedules, and a culture that understands you have commitments outside of work — whether it's family, health, or passion projects.
No Ceilings on Growth
From entry-level consultant to managing partner, Trinity's career channels let you advance at your own pace across multiple practice areas and geographies.
Depth + Breadth of Expertise
Work across air, water, ecology, life sciences, EHS, and technology — developing rare cross-discipline knowledge that makes you invaluable anywhere.
Truly Global Reach
Headquartered in the US and Canada, with offices across the UK, Ireland, Australia, and beyond — Trinity operates globally so you can do work that matters at every scale, from local communities to international projects.
Our Culture

A Place Where You Belong & Thrive

We’ve built a workplace where collaboration beats competition, expertise is celebrated, and everyone–from first-year analysts to senior principals–has a voice.
Collaboration First
Work in small, tight-knit teams with direct access to senior mentors. Ideas travel fast at Trinity — no bureaucracy slowing you down.
Work-Life Integration
Flexible work models, generous PTO, and managers who genuinely respect your time outside of work — because good work requires a full life.
Innovation at the Core
We build our own BREEZE environmental modeling software and cutting-edge data tools — your ideas have a real path to becoming products.
Continuous Learning
Access to Trinity's own EHS training library, mentorship programs, and education support for certifications and advanced degrees.
Global Reach, Local Feel
Work on projects that span continents while staying connected to your local office community and clients who know your name.
Client-Focused Responsiveness
We are responsive and client-centered in every project. When our clients need us, we show up — with the right expertise, at the right time, every time.

Hear From the People Who Live It

Don’t take our word for it. Our consultants—from new college graduates to 20-year veterans—share what it’s really like to build a career at Trinity Consultants.

  • Real stories from engineers, scientists & managers
  • Career paths from entry-level to leadership
  • Inside look at day-to-day project work
  • Team culture across multiple offices

What Our People Say

Rancie Bernal
Human Resources Director, Trinity Consultants

Testimonials

After graduating in May of 2021 with a degree in Environmental Engineering from Georgia Tech, I wanted to start a career where I could exercise my engineering skills and my personal skills. Starting my career at Trinity... See more
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Mary Frances Johnson
Consultant
Trinity is an employer that emphasizes both professional and personal growth. I have been given opportunities to reinforce my knowledge of core subject matters and also broaden my knowledge base in newer environmental fo... See more
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Zayne Zalich
Consultant
I chose to work for Trinity Consultants because of the connection I had with the people I met during interviews and hearing about the long tenure and low turnover of staff. I knew to look for companies with good staff re... See more
J
John Goetze
Senior Consultant
I joined Trinity Consultants because I wanted to take my experience as an engineering student and apply it to a job that was people-oriented and allowed me to explore a wide range of industries. In my time at Trinity, I’... See more
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Sam Najmolhoda
Senior Consultant
I always knew I wanted to be at a company where the people mattered, the work provided a good challenge for me and there were no perceived barriers to growth. It was easy to tell from my recruiting experience (straight o... See more
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Divya Agarwal
Principal Consultant
Career Paths

Focused Opportunities for Growth

Through professional development, mentorship, and dedicated on-the-job effort, Trinity supports employees in building a lasting career.
New & Early Career
Put Your Degree to Work
Hit the ground running with real client work, mentorship, and structured development from day one.
  • Entry-level consultant roles for recent BS/MS/PhD graduates in environmental science, engineering, chemistry, geology, and related fields
  • Structured onboarding with dedicated mentor pairing
  • Rotational exposure across multiple practice areas in your first two years
  • Support for professional licensing (PE, CIH, PWS, etc.)
  • Campus recruiting across 50+ university programs nationwide — we attend recruiting events at universities across the country.
Experienced Professionals
Lead What Matters Most
Bring your expertise to complex, high-stakes projects and shape the next generation of consultants.
  • Project manager, senior consultant, and principal roles across all practice areas
  • Lateral moves into new technical domains with full organizational support
  • Business development opportunities with direct client ownership
  • Office and practice leadership tracks for those ready to grow beyond technical work
  • Opportunities to relocate across Trinity's 80+ offices globally
Cultural Program Innovation

A Culture That Reflects the World

We recognize that great ideas come from diverse perspectives. Trinity is committed to creating an environment where every employee feels valued, heard, and empowered.
Mentoring Program
A structured mentoring program open to all staff across every job function — connecting employees at all levels to foster growth, guidance, and community.
Collaborative Community Groups
Like-minded people coming together to collaborate, connect, and build community — because great relationships fuel great work.
Community Involvement
We go out and give back. From local volunteer days to community initiatives, making a positive impact beyond our projects is simply what we do.
Benefits & Perks

Built for the Whole You

Comprehensive Health
Medical, dental, and vision coverage for you and your family, with multiple plan options to fit your needs.
Retirement Savings
Competitive retirement savings programs tailored to where you work–including 401(k) with company match in the US, RRSP support in Canada, and equivalent programs globally.
Flex work
We offer flexible work environments that support how and where you do your best work. Arrangements vary by location and team, and we work with you to find the right fit.
Education Support
Tuition reimbursement, professional certification support, and access to Trinity’s proprietary EHS training library.
PTO & Holidays
Generous paid time off starting day one, plus holidays and flexible personal days.
Mental Wellness
Employee assistance programs, mental health benefits, and a culture that destigmatizes taking care of yourself.
Relocation Support
Relocation assistance available for roles that require or offer geographic flexibility across our 80+ offices.
Family Benefits
Parental leave, dependent care FSA, and family-friendly policies that support your life at every stage.

Ready to Do Work That Matters?

Join a team of 2,800+ experts who wake up every day to protect the environment, support industry, and grow without limits.
Submit Your Resume