Skip to main content
Langan Engineering and Environmental Services, LLC logo

Project Environmental Engineer, Scientist, Geologist / Project Manager

Langan Engineering and Environmental Services, LLC

Arlington, VAFull-timePosted 2w agoStill listed today

Most applications go out cold — see where you stand first. No sign-up to start.

You apply on the employer's site, with no Olive account needed.

Watch jobs like this.

Don't just apply. Show up ready.

Olive works from this exact posting.

At a glance

Compensation
No compensation found
Location
Arlington, VA
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.

LEED AP Or PE Certification, requiredHAZWOPER Training, requiredAnnual HAZWOPER Recertification, requiredBachelor's degree, required

Job overview

Langan is seeking a Project Environmental Engineer, Scientist, Geologist / Project Manager in Arlington, Virginia, to manage environmental investigation and remediation projects. The role includes technical analyses, proposals and reports, field investigation oversight, client interaction, and staff management. The successful candidate will support project delivery and business development while coordinating with teams across offices and disciplines.

Skills & qualifications

RequiredNice to have

Skills

Environmental Due Diligence, requiredQuantitative Analysis, requiredTechnical Analysis, requiredEnvironmental Regulatory Requirements, requiredPublic Speaking, requiredWritten Communication, requiredVerbal Communication, requiredAttention to Detail, requiredAnalytical Judgment, requiredIndependent Work, requiredTeamwork, requiredMultitasking, requiredProject Management, requiredBudget Management, requiredStaff Management, requiredStaff Coaching, required

Qualifications

Bachelor's in Environmental Science, Geology, or Environmental Engineering, requiredMaster's Degree, nice to haveLEED AP or PE Certification, required6+ Years Related Work Experience, requiredHAZWOPER Training, requiredAnnual HAZWOPER Recertification, requiredAnnual Physical and Respirator Fit Test, requiredEvening or Weekend Availability, requiredTravel as Required, 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 Project Environmental Engineer, Scientist, Geologist / Project Manager join its collaborative team Arlington, VA. This individual will serve a key function in managing environmental investigation and remediation projects, delivering technically excellent services, preparing technical proposals and reports, conducting environmental research and analyses, supervising field investigations, and managing staff. In this role, you will have the opportunity to further develop both project management and staff management skills, interact with clients, and work on exciting small and large-scale projects.

Job Responsibilities

  • Manage environmental investigation and remediation projects;

  • Perform complex analyses for specific portions of broader engineering and environmental projects;

  • Supervise field activities and ensure correct interpretations of findings;

  • Manage and deliver on multiple projects and tasks within specific budgets, schedules, and deadlines;

  • Effectively organize, write and edit draft proposals, reports and other documents;

  • Participate in the identification and pursuit of new clients, develop additional work within an existing projects and attend business development meetings with new and existing clients;

  • Provide direct oversight and management of junior staff for specific project assignments. Coach, train, and motivate staff assigned to Environmental projects. Participate in interviewing and hiring staff;

  • Coordinate other work groups across office locations and disciplines on an as-needed basis;

  • Interface effectively and professionally with clients, contractors, subcontractors, staff, project personnel, supervisors, and others; and

  • Perform other duties as requested.

Qualifications

  • Bachelor’s degree in Environmental Science, Geology, or Environmental Engineering; (Master’s degree a plus);

  • LEED AP or PE certification;

  • 6+ years of related work experience;

  • Proficient in environmental due diligence;

  • Knowledge of quantitative/technical analyses and related software. Demonstrated ability to perform quantitative and technical analyses;

  • Hazwoper training, maintenance of annual physical and respirator fit test, and annual 8-hr. Hazwoper re-certification;

  • Comprehensive understanding of regulatory requirements;

  • Excellent public speaking, written, and verbal communication skills;

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

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

  • Ability to multi-task effectively, manage multiple projects and clients, develop and manage project budgets, and effectively manage and coach staff;

  • Ability to work evenings and/or weekends as projects require; and

  • 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.

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 1,549 open Environmental Engineer jobs on Olive Jobs, counted November 10, 2026.

Pay
  • This postingNot listed
  • Virginia median$91–155K/yr50 salary ranges
  • US median$34–42/hr74 hourly ranges
Openings
Olive Jobs lists 69 open Environmental Engineer jobs in Virginia and 1,549 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 6 years of experience; Environmental Engineer postings that state a minimum ask for 7 years at the median (1,328 postings).
Education
This posting asks for a bachelor's degree; 952 of the 1,549 open Environmental Engineer jobs (61%) 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.

Prepare for this role

You've read the whole posting — now see how you match it.