Senior Principal Engineer

About the role

At Apex, we’re building more than a consulting and engineering firm—we’re creating a place where your career accelerates, your contributions matter, and your potential is fully realized. We believe your growth is our growth, which is why we invest in your development at every stage of your career. You’ll work on projects that shape communities, protect the environment, and create lasting impact, all while being empowered with the autonomy and flexibility to do your best work. Our success is grounded in strong leadership, a collaborative culture, and a shared commitment to delivering exceptional outcomes.

This role offers eligibility for equity awards, aligning employee contributions with the Company’s continued growth and performance. Additionally, this role is eligible for a $20,000 sign-on bonus, subject to the terms and conditions of the Company’s sign-on bonus program.

Location

Vancouver, Richland or Walla Walla, WA

Responsibilities

• Serve as the project manager with a delivery portfolio of multidisciplinary infrastructure projects with cumulative annual project totals exceeding $3 million, ensuring technical excellence, quality, and successful project delivery within schedule and budget.
• Contribute to the successful pursuit and capture of more than $2 million in annual business development across Washington and Oregon, including support to client engagements, proposal preparation, interviews, and marketing effort alignment to strategic growth initiatives.
• Lead business development efforts for infrastructure projects with southwest Washington, Eastern Washington, and with other agencies throughout northwest for which you have relationships.
• Develop and maintain strong client relationships while identifying new project opportunities and expanding existing accounts.
• Serve as Project Manager and/or Principal-in-Charge for complex infrastructure engineering projects from planning through construction.
• Oversee project scope, schedule, budget, quality, and client satisfaction to ensure successful project execution within approved scopes and budgets.
• Provide technical leadership for roadway, highway, intersection, bridge, multimodal, and corridor improvement projects.
• Coordinate multidisciplinary teams, including roadway, drainage, utilities, structures, traffic, and environmental disciplines.
• Effectively manage multiple assignments and priorities while collaborating with the Principal-in-Charge and other senior leadership.
• Prepare and review technical reports, engineering studies, design documents, and project deliverables.
• Mentor, coach, and develop junior engineers and project managers, fostering technical growth and leadership within the team.
• Represent the firm at client meetings, industry events, and professional organizations to strengthen market presence and support continued growth.
• Promote a collaborative, client-focused culture while ensuring projects are delivered safely, on schedule, and within budget.

Qualifications

• Bachelor’s degree in Civil Engineering.
• 15+ years of progressive experience managing transportation projects for WSDOT and/or local agencies in Washington along with similar experience in Oregon.
• Professional Engineer (PE) license in both Washington and Oregon, or the ability to obtain both within six months of hire.
• Demonstrated experience leading multidisciplinary transportation design projects from pursuit through construction while keeping projects within scoped schedules and budgets.
• Strong knowledge of WSDOT Design Manual, AASHTO, MUTCD, and Washington State and local agency standards.
• Experience with project management, budgeting, scheduling, and client management.
• Proficiency with Microsoft Office and AutoCAD Civil 3D.
• Excellent verbal, written, and presentation skills.
• Proven business development and client relationship experience.

Preferred Qualifications

• Experience with MicroStation/OpenRoads Designer and 3D roadway modeling.
• Existing relationships with WSDOT, Clark County, City of Vancouver, Port of Vancouver, and other regional transportation agencies across the northwest.
• Experience managing alternative delivery projects and multidisciplinary consultant teams.

Sample Projects

• Vancouver Waterfront Development Project (City of Vancouver)
• Heights District Master Plan & Design Support (City of Vancouver)
• Tower Mall Loop Roads Project – Phase 1
• Mill Plain & Macarthur Signalized Intersection Project
• Mill Plain & Devine Signalized Intersection
• MacArthur & Lieser Roundabout
• Tower Mall Civic Plaza Project
• NE 18th Street: NE 97th to NE 105th Corridor Project
• NE 137th Avenue Corridor Completion Project (City of Vancouver)
• SR 503 & SR502 Signalized Intersection and Trail Improvements (City of Battle Ground)
• SR503 & Onsdorff Roundabout Intersection Project (City of Battle Ground)
• Breeze Creek Corridor Improvement Project (City of La Center)
• 32nd Street Corridor Safety Improvement Project (City of Washougal)
• Lake and Everette Roundabout Intersection Project (City of Camas)
• Everett Street Corridor Improvement Project (City of Camas)
• US12 & Clinton Interchange (Port and City of Walla Walla)
• Broadmoor Development Infrastructure Improvement Project (City of Pasco)
• Regulatory Sign and Guardrail Safety Improvements Project (Skamania County)

Benefits

• Company-subsidized medical and dental.
• Company-paid life, short, and long-term disability.
• 401k match, tuition assistance, and more.
• Cross-training and the ability to work on a variety of projects.
• Performance-based bonuses or other incentives.
• Working with the best and brightest in the industry.
• 2,000+ employee national firm with 70+ locations across the US.

Pay

Annual expected pay range: $150,000 USD – $200,000 USD