Senior Air Quality Consultant - Permits & Compliance

Sigma Earth; United States; Hybrid; USD 90,000 - 120,000; Full time

Job summary

Sigma Earth is seeking an experienced environmental engineer to estimate air emissions, perform engineering assessments, and prepare air quality permit applications in the United States. You will contribute technical expertise to complex projects, support proposal development and client discussions, and engage in meetings with regulatory agencies.

The role requires a degree in chemical, mechanical, or environmental engineering with 6+ years of air quality experience, strong software skills, and

Qualifications

• Bachelor’s or Master’s degree in Chemical, Mechanical, or Environmental Engineering; air quality coursework is a plus.

Responsibilities

• Estimate air emissions and perform engineering assessments of air pollution sources.
• Prepare air quality permit applications.
• Contribute technical expertise to complex projects while supporting proposal development, technical presentations, and client discussions.
• Prepare for and participate in meetings with regulatory agencies.
• Conduct site visits to industrial facilities to understand operations, collect relevant data, and support technical evaluations.
• Review and interpret local, state, and federal environmental regulations.
• Provide occasional compliance support across other environmental program areas.

Skills

Technical proficiency

Communication skills

Problem solving

Education

Bachelor’s or Master’s degree in Chemical, Mechanical, or Environmental Engineering

Tools

Spreadsheets

Word processing

Job description

Sigma Earth is seeking an experienced environmental engineer to estimate air emissions, perform engineering assessments, and prepare air quality permit applications in the United States. You will contribute technical expertise to complex projects, support proposal development and client discussions, and engage in meetings with regulatory agencies.

The role requires a degree in chemical, mechanical, or environmental engineering with 6+ years of air quality experience, strong software skills, and