Project Environmental Permitting & Compliance Engineer, Scientist or Manager

Langan offers expertise in land development engineering and environmental consulting, serving major developers and data center operators across the United States and worldwide. Our Midwest team (IL, WI, or IN) is seeking an Environmental Permitting and Compliance Project Manager, Scientist, or Engineer specializing in Data Centers and Critical Facilities.

• Lead multi-media environmental permitting efforts for the life‑cycle of a project from initial due diligence, through preparation of applications, strategic compliance support throughout construction and ongoing operational compliance.
• Interact with and build relationships with clients, contractors/subcontractors, and internal practice leaders with a strong commitment to customer service and responsiveness to client needs.
• Deliver on multiple fast‑paced projects and tasks within specific budgets, schedules, and deadlines.
• Prepare permit applications and compliance programs for multiple environmental media, including air, wastewater, stormwater, waste, spill prevention and storage tanks, EPCRA (Tier II, TRI).
• 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.).
• Provide direct oversight and management of junior staff for specific project assignments.
• Lead and/or assist in the preparation of proposals including development of scope and costs.
• Manage project budgets and assist in invoicing as project or task manager.
• Conduct field support at client sites including routine site inspections, collection of samples, and on‑call support.
• Train and mentor junior staff.
• Perform other duties as requested.

• Bachelor's degree in Environmental or Chemical Engineering, Environmental Science, or closely related field. Master’s degree preferred.
• 6+ years of experience working with multimedia environmental permitting and compliance projects in a consulting environment.
• Air quality permitting and compliance experience with data centers and mission‑critical facilities.
• PE or on track to obtain (FE/EIT) or other relevant professional certification (e.g., CHMM) is strongly preferred.
• 40‑hour OSHA HAZWOPER certification preferred.
• Ability to effectively manage multiple clients and projects.
• Ability to work well on multi‑disciplinary projects.
• Willingness and ability to maintain and develop existing client relationships as well as identify new opportunities is strongly desired.
• Basic understanding of common industrial activities and the relationships among environmental media/regulations (e.g., air, wastewater, regulated waste, etc.). Familiarity/experience with the related industrial health and safety topics is 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.
• Possess reliable transportation for client meetings and job site visits and a valid driver’s license in good standing.

Langan provides a comprehensive compensation package that includes full‑time employment with company‑paid medical, dental, and vision coverage; life insurance, short‑ and long‑term disability insurance, 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 also 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 U.S. jurisdictions require Langan to include an estimate of salary or hourly ranges. The estimated range for this role is $90,000 - $133,000. Actual compensation may vary based on 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.