Senior Geotechnical Engineer
Confirmed on the employer's own hiring board on Nov 14, 2026. First seen by Alion on Nov 13, 2026. EXP scores A on the Alion truth index.
At EXP, we’re driven to provide innovative solutions for the world’s built and natural environments. As a team of engineers, architects, designers, scientists, creators and a community of professionals, we bring diverse and talented people together to solve the world’s most complex challenges. Here, you join a team that leverages differences, harnesses their entrepreneurial spirit in an employee-owned company, that believes diversity is what gives us strength, seeks sustainable results and shares ambitions for each other, our clients and the communities we are part of and serve. To be a part of EXP means to have your own experience, while staying connected to a global network of professionals, who believe we are a part of something bigger. Together, we are EXP.
Are you ready to design your future?
Be our next Senior Geotechnical Engineer!
Your work environment at EXP
EXP is currently seeking a Senior Geotechnical Engineer with experience in highway, bridge, tunnel, and transit projects to join our growing transportation engineering team in Fairfax, Virginia. This role will support a diverse portfolio of transportation infrastructure projects throughout Virginia, the Washington D.C. metropolitan area, and the Mid-Atlantic region, working closely with public agency and private sector clients.
What a day at EXP has in store for you
Developing and maintaining business relationships with clients.
Preparing proposals for projects for geotechnical services for transportation engineering projects that include cost estimates and timelines.
Planning and carrying out assignments requiring familiarity with a broad range of geotechnical engineering with reciprocal knowledge of the work of other disciplines of technical work.
Utilizing combinations of standard procedures, modifications of standard procedures and methods developed in other assignments when analyzing each unique project.
Co-ordinating with clients, suppliers and third parties to accomplish the required project objectives.
Managing projects to achieve the objectives, which are required by the client, including briefing and control of staff and sub-contractors allocated to the project, scheduling work, cost control (expenses and budget control as well as utilization) management.
Directing field activities, including site investigations, drilling and data collection, design, construction phase monitoring and testing services on construction projects.
Attending project meetings and carrying out site inspections when senior technical guidance and support is required.
Reviewing and interpreting monitoring information from geotechnical instrumentation programs.
Carrying out analysis of data, including computer analyses.
Writing and reviewing technical reports.
Working with senior staff when dealing with difficult, complex and unusual matters and decisions.
Performing independent studies, analyses, interpretations and conclusions.
Working independently with little supervision, depending on the complexity of the assignment.
Liaising with clients, contractors, consultants, municipal staff, and other stakeholders.
Continuing own technical skills development and propagation of those skills to others.
Coaching, mentoring and developing junior and intermediate Geotechnical employees.
What your experience looks like
Professional Engineer (PE) license required.
Bachelor's Degree in Geotechnical, Civil, or Geological Engineering required; Master's degree or PhD preferred.
Minimum 10 years of progressive geotechnical engineering experience supporting transportation infrastructure projects, including highways, bridges, tunnels, retaining structures, and transit facilities.
Experience managing multidisciplinary engineering teams consisting of junior and intermediate engineers, technicians, and field staff.
Demonstrated ability to develop comprehensive scopes of work, technical proposals, and fee estimates for geotechnical investigations and design services.
Strong understanding and application of advanced geotechnical engineering principles, analysis methods, and design practices.
Experience ensuring compliance with applicable industry standards, agency requirements, and quality management procedures.
Proven ability to manage project budgets, schedules, scope changes, and client expectations.
Ability to manage multiple concurrent projects while delivering high-quality work products on schedule.
Strong business development and client relationship management skills with a demonstrated ability to win and grow geotechnical services.
Experience leading complex subsurface investigations, geotechnical analyses, and foundation design projects.
Proven success mentoring and developing junior engineering staff.
Excellent written and verbal communication skills.
Ability to collaborate effectively with clients, contractors, consultants, public agencies, and internal project teams.
Strong organizational, problem-solving, and time-management skills.
Familiarity and working knowledge of Virginia Department of Transportation (VDOT) manuals, specifications, standards, and geotechnical engineering practices.
Familiarity with AASHTO, FHWA, and VDOT design requirements applicable to transportation infrastructure projects.
Experience with geotechnical engineering software such as gINT/OpenGround, LPILE, GROUP, Settle3, Slide2, SLOPE/W, or equivalent analysis tools.
Knowledge of construction procedures and methodologies commonly utilized on transportation and infrastructure projects throughout Virginia and the Mid-Atlantic region.
Ability to work effectively in a collaborative team environment.
Preferred: Existing relationships with VDOT, WMATA, Virginia Railway Express (VRE), Virginia Department of Rail and Public Transportation (DRPT), local municipalities, and transportation contractors throughout Northern Virginia and the Mid-Atlantic region.
The salary range for this role is $125,000 to $175,000. Actual compensation will be determined based on a variety of factors, including but not limited to the candidate's skill set, experience, certifications, and geographic location. Compensation may vary by location due to differences in the cost of labor.
In addition to competitive pay, we offer a comprehensive benefits package for all full-time employees, including health insurance, vacation time, and 401(k) retirement benefits.