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Senior Geotechnical Engineer

Langan Engineering and Environmental Services, LLC

Arlington, VAFull-time$76–110K/yrPosted 4mo agoStill listed today

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At a glance

Compensation
$76–110K/yr
Location
Arlington, VA
Schedule
Full-time
Work Authorization
US work authorization required

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

Bachelor's degree, required

Job overview

Langan is seeking a Senior Geotechnical Engineer for its Arlington team. The role supports land development projects through geotechnical design, investigations, construction oversight, and technical reporting. The engineer will collaborate with project managers and cross-functional teams, perform required fieldwork, and contribute to designs for foundations, retaining walls, earth structures, and excavation support systems.

Skills & qualifications

RequiredNice to have

Skills

Geotechnical Design, nice to haveGeotechnical Investigations, nice to haveConstruction Inspections, nice to haveInvestigation Coordination, nice to haveFieldwork Coordination, nice to haveGeotechnical Reporting, nice to haveSpecification Writing, nice to haveEarthwork, nice to havePile Construction, nice to haveLoad Testing, nice to haveFootings Inspection, nice to haveGround Improvements, nice to haveRetaining Wall Design, nice to haveExcavation Support Design, nice to havegINT, nice to haveSlide/SLOPE/W, nice to havePLAXIS, nice to haveLPILE, nice to haveGRLWEAP, nice to haveMSEW, nice to haveSHAKE, nice to haveWritten Communication, nice to haveVerbal Communication, nice to haveAttention to Detail, nice to haveAnalytical Skills, nice to haveMultitasking, nice to haveJudgment, nice to haveIndependent Work, nice to haveTeamwork, nice to haveFieldwork, nice to have

Qualifications

Bachelor's in Civil or Geotechnical Engineering, requiredMaster's in Geotechnical Engineering, nice to have3+ Years Geotechnical Experience, nice to haveFE/EIT Certification, nice to haveUS Citizenship, requiredValid Driver's License, nice to have

Benefits

Medical Insurance
Dental Insurance
Vision Insurance
401(k) Match
Paid Time Off
Parental Leave
Tuition Assistance

Full job description

Langan provides expert land development engineering and environmental consulting services for major developers, renewable energy producers, energy companies, corporations, healthcare systems, colleges/universities, and large infrastructure programs throughout the U.S. and around the world. Our employees collaborate seamlessly among 50+ offices and gain valuable hands-on experience that fosters career growth. Langan culture is entrepreneurial from advancing innovative technical solutions, to participating in robust training and knowledge sharing, to making progressive change within the communities we live and work.

Consistently ranked among the top ten “Best Firms to Work For” and Engineering News-Record’s top 50 firms worldwide, Langan attracts and retains the best talent in the industry. Employees thrive at Langan, a firm that fosters an inclusive and supportive work environment for all; prioritizes wellbeing, health, and safety; encourages volunteerism and philanthropy; offers workplace flexibility, along with carbon-neutral office spaces; and empowers individuals to contribute their skills and knowledge to make impactful contributions.

Job Summary

Langan is seeking a Senior Geotechnical Engineer to join its collaborative team in Arlington, VA. This individual will serve a key function providing the preparation of technical reports, specifications, plans, designing foundations, retaining walls, and other geotechnical aspects of construction. In this role, you will have the opportunity to partner cross-functionally on premier land development projects.

Job Responsibilities

  • Design earth structures, deep foundations, support of excavation and underpinning systems;

  • Assist project manager with field work coordination and project management support;

  • Scope and oversee geotechnical investigations and construction projects, and periodically perform inspections of geotechnical construction where needed;

  • Coordinate investigations and assist in geotechnical report writing;

  • Prepare standard logs and field forms, including drilling and test pit logs, field investigation dailies, and chain of custody logs;

  • Fieldwork is required; and

  • Perform other duties as requested.

Qualifications

  • Bachelor's degree in Civil or Geotechnical Engineering required, Master's degree in Geotechnical Engineering strongly preferred;

  • 3+ years of related geotechnical experience in geotechnical investigations and construction inspections;

  • FE/EIT certification preferred;

  • Due to the nature of our federal government projects, US citizenship is a client mandated requirement;

  • Office experience with investigation and field work coordination, geotechnical reports, and specification writing;

  • Prior field experience in: earthwork, driven and drilled pile construction, load testing, footings subgrade and backfill inspection, ground improvements, retaining wall design and construction, and excavation support system design and inspection;

  • Desired software knowledge: gINT, Slide/SLOPE/W, PLAXIS, LPILE, GRLWEAP, MSEW, SHAKE;

  • Excellent written and verbal communication skills;

  • Strong attention to detail with excellent analytical, multitasking, and judgment capabilities;

  • Ability to effectively work independently and in a team environment;

  • Ability to perform field work as required; and

  • Possess reliable transportation for client meetings and job site visits and a valid driver’s license in good standing.

Langan provides a rich array of programs and benefits to help its employees advance their careers and enhance the quality of their lives. Our comprehensive compensation package includes: full-time employment company paid medical, dental, and vision coverage; life insurance, short- and long-term disability insurance, and paid pregnancy disability leave; 401(k)/Roth with company match; paid time off including parental and military leave; employee referral and professional license bonuses; and educational reimbursement.

Langan offers employee resource groups; flexible work schedules; extensive training; wellness programs; buddy and mentoring programs; and much more!

Langan is committed to providing equal employment opportunities to all qualified applicants and employees, including individuals with disabilities and protected veterans. We believe that an inclusive workplace is essential for the well-being and success of our employees.

Certain US jurisdictions require Langan to include an estimate of salary or hourly ranges. Actual compensation may vary based on factors such as related work experience, location, market conditions, education/training, certifications and other credentials, as well as applicable knowledge and skills. Certain roles may be eligible for overtime and participation in the firm's annual bonus and performance review program. Bonuses are discretionary and based on individual job performance and the profitability of the firm. Employees are also eligible to receive up to 20 days of paid vacation time, 10 days of paid sick time and 10 paid holidays throughout the year. Eligibility and actual paid time off may vary based on local law and factors such as hours worked, related work experience and level.

Pay Range $76,000—$110,000 USD

Please review our Applicant Privacy Notice at Collection to understand how we collect, use, and retain your personal information: https://www.langan.com/langan-notice-at-collection

How this job compares

Set against the 1,098 open Geotechnical Engineer jobs on Olive Jobs, counted November 10, 2026.

Pay
  • This posting$76–110K/yr
  • Virginia median$91–160K/yr23 salary ranges
  • US median$91–160K/yr812 salary ranges

This range's midpoint, $93K, is 26% below the Virginia median midpoint ($126K) — in the lowest quarter of Geotechnical Engineer salary ranges in Virginia.

Openings
Olive Jobs lists 25 open Geotechnical Engineer jobs in Virginia and 1,098 across the US. 1% of them nationwide are listed as remote or flexible.
Hiring the most in Virginia
Experience
This posting asks for at least 3 years of experience — less than three in four Geotechnical Engineer postings that state a minimum ask for (median 7 years, across 984 postings).
Education
This posting asks for a bachelor's degree; 707 of the 1,098 open Geotechnical Engineer jobs (64%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 10, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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