Project Scientist/Engineer - Air Quality

Langan Engineering & Environmental Services; New York (NY); On-site; USD 97,000 - 140,000; Full time

Benefits offered by this job

Medical, dental, vision

Life insurance

401(k)/Roth with match

Paid time off

Educational reimbursement

Job summary

Langan is seeking a Project Scientist/Engineer - Air Quality to join its collaborative team. The role leads air quality projects, prepares emissions calculations, reports, and permit applications, and conducts dispersion modeling using AERMOD/MOVES, among others.

Responsibilities include communicating with clients and agencies, managing budgets, and guiding junior staff. A strong background in environmental permitting and modeling is required.

Qualifications

• Bachelor's degree in Environmental or Chemical Engineering, Environmental Science or closely related field.
• Master's degree preferred and professional certification is a plus.
• 6+ years of environmental permitting and compliance experience in consulting.

Responsibilities

• Prepare air permit applications and ensure regulatory compliance.
• Lead air permitting from due diligence to construction and operation.
• Perform air quality dispersion modeling (AERMOD/MOVES/CALPUFF).
• Communicate technical work clearly to clients and agencies.
• Manage multiple projects within scope and budget.

Skills

Air quality permitting

Regulatory compliance

Project management

Client relationship management

Written & verbal communication

Attention to detail

Education

Bachelor's degree in Environmental or Chemical Engineering, Environmental Science

Master's degree preferred

Professional certification (PE/FE/EIT/CHMM) on track or preferred

Tools

AERMOD

MOVES

CALPUFF

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 Scientist/Engineer - Air Quality to join its collaborative team in any of our Langan locations. Our Air Quality Permitting and Dispersion Modeling specialist will lead and execute air quality projects for a wide range of clients throughout the US. Specific responsibilities will include preparation of emissions calculations, compliance reports, permit applications, and dispersion modeling using various programs (AERMOD, MOVES, etc.). In this role, you will have the opportunity to work with top industry leadership in a continuous learning environment.

Job Responsibilities

• Prepare and review air permit applications, ensuring accuracy, completeness, and adherence to regulatory requirements.
• Lead air 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.
• Air quality dispersion modeling development, execution, and analysis.
• Have an understanding of and implement solutions to air quality impacts identified in air modeling analyses. This may include refining the model or working with clients to identify emission controls, operating modifications, or exhaust modifications.
• Perform air quality modeling analyses using common air quality models (e.g., AERMOD, MOVES, CALPUFF, etc.) to evaluate air quality impacts as required for Title V, PSD, New Source Review compliance, and Environmental Impact Statements, as well as to support growing environmental concerns from the public associated with development projects.
• Prepare and communicate technical work products clearly and effectively to clients and state and federal agencies at both a technical and business level.
• Perform and manage multiple tasks within scope/budget/schedule expectations and ensure quality standards on project deliverables.
• Manage project budgets and assist in invoicing as project or task manager.
• 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.
• Act as a liaison between internal multidisciplinary stakeholders.
• Work as part of a cross‑functional engineering team to support projects located throughout the US.

Qualifications

• 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 within the New Jersey, New York, and New England area a plus.
• Familiarity with air dispersion modeling in support of CEQR environmental studies a plus.
• 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.
• 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 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
• 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 $96,750 - $140,000 USD