Trilon Group jobs in Seattle

Trilon Group has 19 open jobs in Seattle on Jobiba as of 4 November 2026. The most common roles are Project Manager (4) and Civic Analytics Task Manager (1).

Open jobs
19
Newest posting
3 Nov 2026
Ads with pay
19 of 19
Country
United States

Roles behind these jobs

  • Project Manager4
  • Civic Analytics Task Manager1
  • Civil Engineer1
  • Senior Bridge Engineer1
  • Senior Roadway Designer1
  • Stream Design Engineer1

Count as of . Jobs are removed when they close or expire.

Newest Trilon Group jobs in Seattle

19 jobs

TG

Senior Transit Planner/ Project Manager

Trilon Group

Seattle, Washington, United StatesFull-time3 days ago

$150K – $200K/yr

We are seeking an individual to join our growing planning team and fill a Senior Transit Planner or Project Manager position and help lead unique and fulfilling transit and multimodal transportation planning efforts across the mountain west. We provide transportation planning…

Project Management

TG

Senior Transit Engineer/ Project Manager

Trilon Group

Seattle, Washington, United StatesFull-time3 days ago

$160K – $210K/yr

We are seeking an individual to join our growing transit team and fill a Senior Transit Engineer or Project Manager position and help lead transit design efforts across the mountain west. We provide transit design services for a wide variety of clients, including state DOT’s,…

Project Management

TG

Task Manager (Associate I)

Trilon Group

Seattle, Washington, United StatesFull-timeHybrid3 days ago

$102K – $127K/yr

Alta Planning + Design seeks a Task Manager (I-II) for our Seattle office. Reporting to the Civic Analytics Leader within the Transportation Planning Business Line, this position leads technical execution and project delivery for data-driven planning work, advises and may…

Python · Excel

TG

Civic Analytics Task Manager (Associate I)

Trilon Group

Seattle, Washington, United StatesFull-timeHybrid4 days ago

$102K – $127K/yr

Alta Planning + Design seeks a Civic Analytics Task Manager for our Seattle office. Reporting to the Civic Analytics Leader within the Transportation Planning Business Line, this position leads technical execution and project delivery for data-driven planning work, advises and…

Python · Excel

TG

Senior Bridge Engineer

Trilon Group

Seattle, Washington, United StatesFull-time7 days ago

$120K – $200K/yr

Remote opportunities may be available for the right candidate. At Horrocks, we believe the best work comes from companies with values, that our people are our greatest resource, and that we have a responsibility to the communities where we live and work. As a Senior Bridge…

TG

Design-Build MOT Lead

Trilon Group

Seattle, Washington, United StatesFull-time7 days ago

$180K – $230K/yr

At Horrocks, we believe the best work comes from companies with values, that our people are our greatest resource, and that we have a responsibility to the communities where we work. As a Design-Build MOT Lead/Manager for our Innovative Pursuits Team, you will have the…

TG

Senior Roadway Designer

Trilon Group

Seattle, Washington, United StatesFull-time7 days ago

$135K – $175K/yr

Hybrid Opportunities May be Available for the Right Candidate. At Horrocks, we believe the best work comes from companies with values, that our people are our greatest resource, and that we have a responsibility to the communities where we live and work. As a Senior Roadway…

TG

Design-Build Drainage Lead

Trilon Group

Seattle, Washington, United StatesFull-timeHybrid7 days ago

$180K – $230K/yr

Design-Build Drainage Lead at Trilon Group in Seattle, Washington, United States. Full-time · Hybrid · $180K – $230K/yr.

TG

Design-Build Structures Lead

Trilon Group

Seattle, Washington, United StatesFull-time7 days ago

$180K – $230K/yr

Design-Build Structures Lead at Trilon Group in Seattle, Washington, United States. Full-time · On-site · $180K – $230K/yr.

Project Management

TG

Senior Transportation Planner

Trilon Group

Seattle, Washington, United StatesFull-time7 days ago

$120K – $170K/yr

Unmatched Comp Time Policy: Hours worked over 40 in a week are paid at the usual hourly rate or can be banked as additional PTO. At Horrocks, we believe the best work comes from a company that values people as our greatest resource and recognizes our responsibility to the…

Project Management

TG

Design-Build Roadway Lead

Trilon Group

Seattle, Washington, United StatesFull-time7 days ago

$180K – $230K/yr

Design-Build Roadway Lead at Trilon Group in Seattle, Washington, United States. Full-time · On-site · $180K – $230K/yr.

Autocad · Project Management

TG

Senior Planning Associate - Puget Sound Market Leader

Trilon Group

Seattle, Washington, United StatesFull-timeHybrid7 days ago

$120K – $160K/yr

Alta Planning + Design is looking for an experienced Planning Associate or Senior Planning Associate to join our team in Seattle , and serve as a Puget Sound Market Leader . This is a unique opportunity for somebody passionate about sustainable transportation and positively…

Excel · Project Management

TG

Western Washington Market Lead

Trilon Group

Seattle, Washington, United StatesFull-time7 days ago

$190K – $230K/yr

The Western Washington Market Lead is responsible to establish, grow and lead our services across the region. In addition, the Market Lead is responsible for the financial performance, strategic direction, and operational execution of Horrocks’ business in the Seattle/Puget…

TG

Web and Digital Studio Lead

Trilon Group

Seattle, Washington, United StatesFull-timeHybrid7 days ago

$124K – $134K/yr

Web and Digital Studio Lead (Associate I) Alta Planning + Design seeks an experienced Web and Digital Studio Lead (Associate I) to lead and help grow the digital capabilities within our TDM Marketing & Creative Services team. This role is ideal for a hands-on technical leader…

JavaScript · TypeScript · Python

TG

Senior Civil Engineering Associate - Puget Sound Market Leader

Trilon Group

Seattle, Washington, United StatesFull-timeHybrid7 days ago

$150K – $200K/yr

Alta Planning + Design is looking for an experienced Senior Civil Engineering Associate to join our team in Seattle , and serve as our Puget Sound Market Leader . This is a unique opportunity for somebody passionate about sustainable transportation and positively impacting our…

Excel · Autocad · Project Management

Frequently asked questions

Trilon Group jobs in Seattle: common questions

How many jobs does Trilon Group have in Seattle?

Jobiba lists 19 open Trilon Group jobs in Seattle, United States (as of 4 November 2026). A job leaves Jobiba when the employer closes it or it expires.

What roles is Trilon Group hiring for in Seattle?

Of these jobs, the most common roles are Project Manager (4), Civic Analytics Task Manager (1), Civil Engineer (1), Senior Bridge Engineer (1) and Senior Roadway Designer (1).

What pay do job ads list for Trilon Group roles in Seattle?

Median pay listed in job ads: Project Manager $150,000 (104 Trilon Group ads, all locations) and Civil Engineer $101,250 (32 Trilon Group ads, all locations). These are advertised salaries, not payroll data.

How much experience do Trilon Group jobs in Seattle ask for?

9 of the 19 newest jobs state a minimum: 3–6 years (3), 6–10 years (1) and 10+ years (5).

Where else is Trilon Group hiring?

Trilon Group also has open jobs on Jobiba in Orlando (25), Salt Lake City (22), New York (20) and Hartford (17).

How do I apply for Trilon Group jobs in Seattle?

Open a job below to read the full posting, then use its apply button. Jobiba does not charge job seekers: never pay to apply.