Senior Staff Engineer
- Salary
- $76,000 - $110,000
- Level
- Staff
Not stated in the posting: work type, visa.
Open. First seen 3 October 2026.
About the role
Langan Engineering & Environmental Services's standard text
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 Staff Environmental Permitting & Compliance Engineer or Scientist to join its collaborative team in Denver. This individual will serve a key function in providing performing air quality permitting, industrial wastewater and stormwater permitting, storage tank registration and compliance evaluations, waste management, multi-media environmental compliance audits, development of monitoring and spill prevention and contingency plans, greenhouse gas emission, sustainability programs and reporting, and report writing. In this role, you will have the opportunity to guide and review the work of staff, permit and plan preparations, and interact with clients and senior management.
Job Responsibilities
- Prepare permits and compliance programs for multiple environmental media, including air, wastewater, stormwater, waste, spill prevention and storage tanks, EPCRA (Tier II, TRI);
- Provide support for air projects, focusing on emissions calculations, permit preparation, NESHAP/NSPS compliance, annual reporting (Title V, GHG, etc.), emissions monitoring, stationary and mobile source air modelling, and other air quality related tasks;
- Perform multi-media environmental compliance audits, gap assessments, inspections, and program reviews;
- Develop and support implementation and management of various monitoring and spill prevention and contingency plans/programs (SPCC, FRP, SPR, SWPPP, Hazardous Waste Contingency Plans, TOMP, Slug Control, etc.);
- Prepare technical documents including reports, plans/programs, permit applications, and other written deliverables;
- Conduct field support at client sites including routine site inspections, collection of samples, and on-call support; and
- Perform other duties as requested.
Qualifications
- BS degree in Environmental, Chemical, other engineering, or science (Master’s degree preferred);
- 4+ years of experience working with regulations and environmental permitting;
- Professional certification preferred;
- 40-hour OSHA HAZWOPER certification;
- Willingness and ability to identify new client opportunities is strongly desired;
- Working knowledge of MS Word, Excel and other related software (Air Modeling Software, AERMOD, ProMax, a plus);
- 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;
- Availability to work Monday through Friday with occasional evenings and weekends; 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 Engineering & Environmental Services's standard text
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.
Langan Engineering & Environmental Services's standard text
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
Langan Engineering & Environmental Services's standard text
$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
What this role asks for
Particular to this role
Excel
Rare in Langan Engineering & Environmental Services's other 299 open postings.
62% of this description is written for the role. The rest is Langan Engineering & Environmental Services's standard text, folded away below.
Read against Langan Engineering & Environmental Services's other open postings on this site.
The team: Environmental HIRES STEADILY
This role is one of 66 open in Environmental. 10 were posted in the last 30 days and the oldest in June: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Excel (4 of 66), Git (4 of 66)
OTHER ROLES ON THIS TEAM
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- Staff Environmental Engineer, Scientist, or Geologist posted Sep 3
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- Senior Environmental Project Manager – Power Generation & Transmission posted Aug 21
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- Senior Project Manager- Environmental posted Jul 16
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- Project Environmental Engineer, Scientist, Geologist / Project Manager posted Jul 9
- Senior Project Manager - Environmental Planning posted Jul 6
- Project Manager - Environmental posted Jul 2
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- Project Environmental Permitting & Compliance Engineer or Scientist / Project Manager posted Jul 1
- Senior Staff Environmental Engineer, Scientist, Geologist, or Hydrogeologist posted Jul 1
- Senior Project Manager - Environmental posted Jul 1
- Senior Project Manager - Environmental posted Jul 1
- Senior Project Manager - Environmental posted Jul 1
- Senior Project Manager - Environmental posted Jul 1
- Senior Project Manager - Environmental posted Jul 1
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- Project Environmental Permitting & Compliance Engineer or Scientist / Project Manager posted Jul 1
- Environmental Project Manager posted Jul 1
- Project Engineer/Manager - Environmental Permitting & Compliance posted Jul 1
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- Project Environmental Permitting & Compliance Engineer or Scientist / Project Manager posted Jul 1
- Project Environmental Permitting & Compliance Engineer or Scientist / Project Manager posted Jul 1
- Project Scientist/Engineer – Air Quality posted Jul 1
- Industrial Health & Safety Project Manager posted Jul 1
- Senior Project Manager - Environmental posted Jul 1
- Senior Staff Environmental Engineer, Scientist or Geologist - Environmental posted Jul 1
- Senior Staff Environmental Engineer, Scientist or Geologist posted Jul 1
- Senior Project Manager - Environmental posted Jul 1
- Senior Project Manager - Environmental posted Jul 1
- Project Environmental Scientist, Geologist, Engineer or Hydrogeologist posted Jul 1
- Project Environmental Engineer, Scientist, Geologist / Project Manager posted Jul 1
- Project Environmental Engineer, Scientist, Geologist / Project Manager posted Jul 1
- Project Environmental Engineer, Scientist, Geologist / Project Manager posted Jul 1
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- Senior Environmental Engineer posted Jul 1
- Entry-Level Environmental Engineer, Scientist, or Geologist posted Jul 1
- Practice Leader - Civil Engineering posted Jul 1
- Senior Project Manager - Environmental posted Jun 22
- Project Environmental Engineer, Scientist, Geologist / Project Manager posted Jun 22
From the team and dates on Langan Engineering & Environmental Services's own job board.
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