Project Engineer Jobs in Washington
Project Engineer jobs in Washington are in strong demand, with active hiring concentrated in aerospace and defense, civil infrastructure, technology, and energy sectors at every level from entry-level associate to senior project engineer. Seattle, Bellevue, and Tacoma are the primary hiring centers, with major employers like Boeing, Amazon, and the Washington State Department of Transportation maintaining a consistent and lasting presence across the state. Construction management, systems engineering, and environmental project work are among the most sought-after specialties in Washington listings. Find a role that fits below and apply directly.
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At MacKay, we believe great people are the foundation of our growth and success.
We are in an exciting phase of expansion, creating new opportunities for our employees to take on meaningful work, collaborate across disciplines, and build long-term careers. Whether your role is technical or part of our support services team, you play an important role in delivering high-quality work and helping our projects succeed.
MacKay is seeking a full-time Geotechnical Project Engineer to join our growing Geotechnical Team. Experience with local geological settings, codes, problematic soils, various subsurface investigation methods, engineering analyses, and reporting is required for this role. This Project Engineer can be based at either our Vancouver, Wenatchee, or Woodinville location.
Key Responsibilities:
Site Investigations & Laboratory Testing
- Plan and execute geotechnical subsurface investigations, including borings, test pits, and field sampling.
- Oversee and conduct laboratory testing to determine soil and rock engineering properties.
- Log field data and interpret subsurface soil, rock, and groundwater conditions.
Geotechnical Analysis & Design
- Perform geostructural analyses and design (shallow and deep foundations, earth-retaining structures).
- Conduct slope stability and landslide hazard analyses with an emphasis on Pacific Northwest geology.
- Evaluate problematic soil conditions and develop remediation plans for settlement and geohazards.
- Support infrastructure defect assessments and forensic remediation.
Construction Monitoring & Materials Testing (CMT)
- Conduct on-site construction monitoring, subgrade verification, and foundation inspections.
- Perform and oversee field density testing, compaction verification, and asphalt/concrete testing.
- Resolve differing site conditions and provide real-time engineering solutions during construction.
Reporting & Stakeholder Coordination
- Prepare geotechnical engineering design reports, technical memos, and daily field observation logs.
- Collaborate with contractors, developers, agencies, and internal multidisciplinary teams (civil, utilities, land development).
- Leverage geotechnical and CMT capabilities to cross-sell services across energy, utility, and infrastructure sectors.
Minimum qualifications:
- Bachelor's degree in Civil Engineering, or related discipline
- Professional Engineer (P.E.) license in Washington State (or ability to obtain via comity within 6 months of hire)
- 5+ years of relevant geotechnical engineering project experience
- Proven experience mentoring junior staff and leading field teams
- Proficiency with industry software and engineering tools (e.g., Slope/W, Plaxis, CT Shoring, and MS Excel)
- Robust communication skills with a client-service mindset and collaborative approach
Preferred Qualifications
- Master's degree in Geotechnical Engineering
Why Join MacKay?
A people-first culture
At MacKay, we put people first. We are committed to creating an environment where employees can grow, contribute, and do their best work. We support well-being, encourage balance, and create space for people to succeed both professionally and personally.
Meaningful work and real impact
Our teams take on complex infrastructure and environmental challenges that support critical systems and shape the places where people live and work. Every role contributes to delivering that work and making it successful.
Growth and opportunity
We are in an exciting phase of growth, expanding across geographies, services, and markets. That growth creates opportunities for our employees to take on new challenges, build their careers, and contribute in new ways as the company evolves.
A strong and trusted foundation
Built on more than 50 years of experience, MacKay has developed a reputation for quality work, strong relationships, and dependable results. You'll be part of a team with a solid foundation and a clear direction for the future.
Opportunities to share in success
We provide opportunities for employees to participate in ownership and build long-term financial value as the company grows.
Our Values
At MacKay, our values guide how we work, collaborate, and support one another.
- Honesty. We build trust through transparency, integrity, and accountability.
- Dedication. We are committed to the success of our team members, clients, and communities.
- Relationships. We foster lasting connections that strengthen our work and the teams around us.
Who We Are
MacKay is an infrastructure and environmental services firm built on more than 50 years of experience and a growing collective of expertise.
We are in an exciting phase of growth, expanding our reach, strengthening our capabilities, and bringing together talented teams across the country. That growth is creating new opportunities for our employees to take on meaningful work, collaborate across disciplines, and build long-term careers.
Every role at MacKay contributes to the success of our projects and the clients we serve. Whether your work is technical or operational, you are part of a team that delivers quality, builds relationships, and moves projects forward.
We're looking for dedicated, talented individuals who deliver excellence, thrive in collaborative environments, and value both meaningful work and work-life balance. If this sounds like you, we'd like to hear from you.
Please note that the salary information shown below is a general guideline only. Salaries are based upon candidate experience and qualifications, as well as various market and business considerations.
Full-time employees receive a well-rounded benefit package including access to our company-sponsored Medical (including an HSA High Deductible option), Dental, Vision, FSA, and Supplemental Life Insurance plans. We also offer 100% company-paid Life Insurance, Short-Term Disability, and Long-Term Disability coverage. Employees are eligible to participate in our company's 401(k) plan with up to a 4% match. Additionally, employees receive paid vacation and sick time, 11 paid holidays, and are able to participate in employee ownership options. MacKay pays for expenses associated with licensure as well as annual performance bonuses.
Employment requires passing a pre-employment background check and drug screen.
As a federal contractor, we participate in E-Verify and are proud to be an Equal Employment Opportunity Employer.
Open until filled.
See All 260+ Project Engineer Jobs in Washington
Find roles in Washington that match your experience and apply in just a few clicks.
Find Project Engineer JobsProject Engineer Jobs by City in Washington
Where Washington roles are concentrated, by current openings.
Project Engineer Job Market in Washington
A snapshot from current Washington openings, updated as new roles post.
Who's Hiring
- McKinstry10

- Skanska8

- Jubilant HollisterStier6

- Absher Construction Company6

- DCI Engineers5

Top Industries Hiring
- Construction & Real Estate19
- Consulting & Professional Services11
- Technology & Software3
- Energy2
- Government & Public Sector2
What Washington Employers Look For
The qualifications that appear most often in project engineer jobs across Washington.
- Bachelor's degree in engineering from an ABET-accredited program required
- Professional Engineer license issued or recognized by the Washington State Department of Licensing preferred for senior roles
- Two or more years of experience managing engineering project schedules and budgets
- Proficiency with project management tools such as Primavera P6 or Microsoft Project
- Strong written and verbal communication skills for cross-functional team coordination
- Experience with Washington state permitting, environmental regulations, or agency review processes
Project Engineer Jobs in Washington: Frequently Asked Questions
How do you become a project engineer in Washington?
Most project engineer roles in Washington require a bachelor's degree in a relevant engineering discipline, preferably from an ABET-accredited program. For roles in civil, structural, or public works, earning a Professional Engineer license through the Washington State Department of Licensing strengthens your candidacy significantly. The path runs from an engineering degree to an Engineer-in-Training designation after passing the Fundamentals of Engineering exam, then the PE exam after gaining qualifying experience.
Which companies hire project engineers in Washington?
Employers hiring project engineers in Washington right now include McKinstry, Skanska, and Jubilant HollisterStier, based on current listings on Migrate Mate as of November 2026. Washington's concentration of aerospace, defense, and large-scale infrastructure projects means hiring is consistent across both private firms and public agencies throughout the state.
Which Washington cities have the most project engineer jobs?
Seattle, Bellevue, and Spokane account for the most project engineer openings in Washington. Seattle and Bellevue drive the largest share of postings through their dense cluster of technology, aerospace, and commercial construction employers, while Tacoma and surrounding Pierce County generate steady demand through port infrastructure, military installations like Joint Base Lewis-McChord, and regional utilities.
Are there remote project engineer jobs in Washington?
Yes, but they're limited. Project engineering typically involves on-site coordination, contractor oversight, and field inspections that are difficult to perform remotely. About 37% of project engineer openings tied to Washington are remote or hybrid as of November 2026, reflecting the hands-on nature of most roles. Planning, scheduling, and documentation-heavy phases of a project are the most likely to allow flexible or remote arrangements.
How can I get hired as a project engineer in Washington with little or no experience?
The most realistic entry path is through an engineer-in-training or junior engineer role with a Washington firm that runs formal development programs. Boeing, the Washington State Department of Transportation, and large general contractors like Skanska USA regularly hire new graduates into structured rotational or assistant project engineer programs. Passing the Fundamentals of Engineering exam early demonstrates readiness, and internship experience with a Washington public works agency or private AEC firm makes a candidate substantially more competitive.
Where can I find and apply to project engineer jobs in Washington?
You can find and apply to project engineer jobs in Washington on Migrate Mate, which lists current openings across the state. Search the listings, find roles that match your background and the Washington locations you want, and apply directly to the ones that fit.
See All 260+ Project Engineer Jobs in Washington
Find roles in Washington that match your experience and apply in just a few clicks.
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