Senior Geotechnical Engineer (PE)

Geotechnical Engineer – Phoenix, AZ Shape the Southwest with HDR At HDR, we believe that diverse perspectives fuel smarter solutions. As an employee-owner in a global architecture, engineering, and consulting firm, you’ll collaborate across disciplines to deliver some of the most impactful infrastructure projects in the Southwest and beyond.

From highways to transit systems, railroads to military facilities, water facilities to renewable energy, our geotechnical engineers play a key role in shaping the future of communities across Arizona, Nevada, New Mexico, and California. If you’re looking for more than routine design work, HDR offers the opportunity to stretch your skills on complex, large-scale projects while being supported by a team that values innovation, professional growth, and cross-discipline collaboration.

In the role of Geotechnical Engineer, we’ll count on you to:

• Scope, plan, and execute site characterization studies and field/laboratory investigations.
• Manage work by geotechnical subconsultants including drilling firms, geophysical and special testing consultants, and testing labs.
• Develop geologic and geotechnical designs, plans, specifications, and cost estimates for major transportation and infrastructure projects.
• Support and execute geotechnical analysis and design of foundations, retaining walls, slope stability, site grading, ground improvement, and pavement systems.
• Provide QA/QC reviews of geotechnical deliverables, including those prepared by subconsultants.
• Partner with single and multidisciplinary teams through all phases of a project—from concept to construction support
• Deliver projects on time and on budget while helping our clients navigate complex geotechnical challenges.
• Provide geotechnical planning, oversight and review in the role of Owner’s Engineer for Alternative Delivery projects.

Preferred Qualifications:

• Master’s in Civil, Geotechnical, Geological, or related Engineering.
• 8+ years of geotechnical or geological engineering experience.
• Hands-on expertise with subsurface investigations, field/lab testing, foundation design, slope stability, settlement, and ground improvement.
• Experience with software such as SHAFT, LPILE, SETTLE3D, SLOPE/W, SEEP/W, RocScience Programs, AASHTO MEPDG, gINT, GIS, or Civil 3D.
• Active participation in professional societies (ASCE, AEG, DFI, Geo Institute of ASCE).
• Excellent interpersonal skills, technical writing ability, and the drive to thrive in a collaborative, fast-paced environment.

Why HDR?

• Diversity of projects: From transportation corridors to water resources and energy, no two projects are alike.
• Cross-discipline collaboration: Work alongside structural, water, environmental, and construction professionals to solve challenging geotechnical problems.
• Large-scale impact: Contribute to high-profile projects across the Southwest and the West that shape communities for generations.
• Employee-ownership culture: Build your career in a firm where your voice matters, and your success is shared.

At HDR, you’ll do more than geotechnical engineering—you’ll help shape the infrastructure of the future.

Ready to make your mark? Apply today and bring your expertise to HDR’s growing Phoenix team. Required Qualifications

• Bachelor's degree
• 10 years of experience
• Requires professional engineering license recognized by the licensing board for the location of the position offered. Example: Professional Engineer (PE or P.Eng) license.
• Experience with Microsoft Office applications, GIS, and CADD, as appropriate
• Experience with GeoStudio/Ensoft slope stability, settlement, seepage, and deep foundation response software, as appropriate
• Experience with Bentley suite of geotechnical data management and visualization software (gINT/OpenGround/LeapFrog)
• Knowledge of advanced numerical modeling techniques such as Finite Difference, Finite Element, Discrete Element, etc. and commercial software for advanced numerical modeling (Bentley, PLAXIS, Itasca FLAC)
• An attitude and commitment to being an active participant of our employee-owned culture is a must

What We Believe HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

Our Commitment As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.

Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

Primary Location: United States-Arizona-Phoenix Industry: Highway + Road Schedule: Full-time Employee Status: Regular BusinessClass: Geotechnical Job Posting: Jun 1, 2026

At HDR, we are committed to the principles of employment equity. We are an Affirmative Action and Equal Opportunity Employer (https://www.hdrinc.com/equal-employment-opportunity-employer). We consider all qualified applicants, regardless of criminal histories, arrest and conviction records.