Senior Air Quality Engineer: Permitting & Modeling Leader

APTIM Corp.; Washington; On-site; USD 135,000 - 166,000; Full time

Benefits offered by this job

Medical, vision, and dental insurance

401(k) plan

Life insurance

Disability insurance

Paid holidays, vacation, and sick time

Job summary

APTIM Corp. seeks a Senior Air Quality Engineer to provide technical leadership in air permitting, dispersion modeling, regulatory strategy, and compliance for data centers, power generation, manufacturing, and infrastructure projects.

This client-facing role supports complex programs while growing APTIM’s Air Quality Services. You will lead major source permitting, develop regulatory strategies, perform or oversee dispersion modeling with AERMOD, and coordinate with design and operations.

Qualifications

• 10+ years of relevant air quality consulting, permitting, modeling, or compliance experience.
• Experience with major source permitting, regulatory strategy, dispersion modeling (AERMOD preferred).
• Experience preparing and reviewing emissions calculations, POTENTIAL-TO-EMIT analyses, BACT evaluations, and permit applications.
• Strong technical writing, communication, client relationship, and project management skills.
• Ability to manage multiple projects and competing priorities.

Responsibilities

• Lead major source, PSD/NSR, Title V, synthetic minor, and minor source permitting for new facilities, expansions, and modifications.
• Develop regulatory strategies, emissions calculations, potential-to-emit analyses, BACT evaluations, and air permit applications.
• Evaluate applicability of the Clean Air Act, NESHAP/MACT, NSPS, and state and local air regulations.
• Perform or oversee air dispersion modeling using AERMOD and related tools, including criteria pollutant and toxic/HAP impact assessments.
• Support compliance through audits, emissions inventories, monitoring, recordkeeping, reporting, and corrective actions.
• Lead air quality support for data centers and power infrastructure, including emergency, standby, and prime-power generation.
• Coordinate permitting with project design, construction schedules, commissioning, and operations.
• Serve as a primary client and regulatory agency contact; manage project scopes, budgets, schedules, teams, and technical quality.
• Build client relationships and identify opportunities to expand APTIM’s services.

Skills

Project management

Technical writing

Client relationship management

Regulatory strategy

Communication

Leadership

Multi-project management

Education

Bachelor’s degree in engineering or related technical discipline

Tools

AERMOD

Job description

APTIM Corp. seeks a Senior Air Quality Engineer to provide technical leadership in air permitting, dispersion modeling, regulatory strategy, and compliance for data centers, power generation, manufacturing, and infrastructure projects.

This client-facing role supports complex programs while growing APTIM’s Air Quality Services. You will lead major source permitting, develop regulatory strategies, perform or oversee dispersion modeling with AERMOD, and coordinate with design and operations.