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Senior Project Engineering Geologist

Langan Engineering and Environmental Services, LLC

Irvine, CAFull-time$117–171K/yrPosted 2w agoStill listed today

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At a glance

Compensation
$117–171K/yr
Location
Irvine, CA
Schedule
Full-time
Work Authorization
Not specified

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

Requirements

Credentials this posting asks for.

Professional Geologist Registration, requiredBachelor's degree, required

Job overview

Langan is seeking a Senior Project Engineering Geologist for its Irvine team. The role leads field investigations, geological hazard evaluation, data compilation, and preparation of maps, logs, and reports. It also provides technical oversight to staff, supports client relationships, and manages projects and budgets. The position requires a geology degree, professional geologist registration, and substantial engineering geology experience.

Skills & qualifications

RequiredNice to have

Skills

Geologic Hazard Investigations, requiredGeologic Mapping, requiredAerial Photograph Interpretation, requiredCommunication, requiredTechnical Writing, requiredAttention to Detail, requiredAnalytical Skills, requiredMultitasking, requiredJudgment, requiredIndependent Work, requiredTeamwork, required

Qualifications

Bachelor's in Geology, requiredMaster's Degree, nice to haveProfessional Geologist Registration, requiredEngineering Geologist License, nice to have10+ Years Engineering Geology Experience, required

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 Project Engineering Geologist to join its collaborative team in Irvine, California. This individual will serve a key function in providing the scope and execution of field investigations, identifying an implementing field and lab work solutions, identifying and classifying geological hazards, compiling geological data, and developing geological maps, logs, and reports. In this role, you will have the opportunity to provide technical direction oversight to staff, interact with clients and develop client relationships, and collaborate with Langan geology staff in other offices.

Job Responsibilities

  • Develop scope and execute field investigations;

  • Identify and implement field and lab work solutions;

  • Identify and characterize geologic hazards in the field;

  • Research and compile geologic data for projects;

  • Work with engineers to provide geologic support with respect to impact of site geologic conditions to site structures;

  • Collaborate with Langan Geology staff in other offices;

  • Develop geologic cross sections, geologic maps, and other pertinent figures for project reports;

  • Provide technical direction and oversight to staff;

  • Prepare and review logs and reports;

  • Interact with clients and contractors;

  • Develop and grow client relationships;

  • Manage projects and budgets; and

  • Performs other duties as requested.

Qualifications

  • Bachelor's degree in Geology. Master's degree preferred;

  • Professional Geologist (PG) license registration. Engineering Geologist license preferred;

  • 10+ years of experience in the field of engineering geology;

  • Experience with geologic hazard investigations, with emphasis on landslide, A-P fault rupture evaluations, and rockfall projects;

  • Experience with performing detailed geologic mapping at a professional level;

  • Experience with reviewing and interpreting stereo-paired aerial photographs;

  • Ability to effectively communicate technical details to clients, co-workers and staff;

  • Excellent technical writing skills;

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

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

  • Travel may be required based on business needs and project assignments. Travel requirements may vary by position and may change based on business needs.

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 $117,000—$171,000 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 697 open Project Engineering jobs on Olive Jobs, counted November 10, 2026.

Pay
  • This posting$117–171K/yr
  • California median$118–190K/yr44 salary ranges
  • US median$108–164K/yr297 salary ranges

This range's midpoint, $144K, is 5% below the California median midpoint ($152K) — in the middle half of Project Engineering salary ranges in California.

Openings
Olive Jobs lists 65 open Project Engineering jobs in California and 697 across the US. 4% of them nationwide are listed as remote or flexible.
Hiring the most in California
Experience
This posting asks for at least 10 years of experience — more than three in four Project Engineering postings that state a minimum ask for (median 6 years, across 488 postings).
Education
This posting asks for a bachelor's degree; 307 of the 697 open Project Engineering jobs (44%) 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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