Senior Air Quality Specialist/Engineer

Minimum Qualifications: Bachelors in a science or engineering discipline with mastery of physical science material and skills from both education and early career experience. Postgraduate professional experience in a relevant role in industry, consulting, or a United States environmental regulatory government agency (e.g. EPA, state environmental protection branch or similar) with increasing responsibility. Expertise in developing and reviewing air emission calculations across multiple industry sectors and sources. Experience in the application of state and federal air quality regulations, including federal NSPS and NESHAPs. Experience developing state and federal greenhouse gas inventories and reports. Experience leading air quality permitting efforts (e.g. FERC authorizations, Title V/PSD/NSR, with specific experience in Texas and Louisiana. Experience in leading proposal efforts including budgeting for a range of air quality projects (compliance level efforts to major greenfield PSD/NSR capital projects). Experience in project budget management. Strong independent technical writing skills as demonstrated through the independent drafting of larger scoped applications. Expertise in managing multiple assignments with the potential for shifting priorities and timelines. Expertise in managing and mentoring junior staff at the project level. Travel up to 25% within the United States, including air travel. Ability to visit industrial facilities and active construction sites.

Preferred Qualifications: PE or ability to acquire. Postgraduate professional experience with air pollution control device operation and engineering. Auditing experience in air or other environmental media. Experience in a professional setting with AERMOD for regulatory requirements (e.g. NAAQS, PSD and/or toxic impact modeling assessments) Experience in a professional setting with MOVES. Experience developing Resource Report 9 for the oil and gas industry. Expertise in managing and mentoring multiple junior staff at the line management level. Expertise in managing peers and senior staff at the project level. Experience with LDAR auditing or surveys.

Core Competencies: Detailed oriented Analytical thinking and problem solving Collaboration with cross-functional teams Maintains accountability for deliverables through to final resolution Ability to manage sensitive and highly confidential information Ability to identify and manage competing priorities Ability to work independently and in a team environment Excellent communication and organization skills Strong interpersonal skills

What we Offer: Competitive compensation based on experience. Comprehensive benefits package for medical, dental, vision and more. 401k and a 4% match for all full-time eligible employees after 1 year of service. Flexible work schedule: eligible employees may have a hybrid schedule after 6 months of employment. Collaborative and supportive team environment. Paid Time Off and Holiday Pay for eligible employees. Employee recognition and reward programs.

Our Culture: At Perennial, we foster a culture where all team members are empowered to take initiative, share ideas, and grow professionally. Our commitment to excellence and client satisfaction drives everything we do, while maintaining a positive and inclusive workplace. We rely on our Core Values as a cornerstone of how we run our business. We are a Community. We are Growth Oriented. We have Integrity. We encourage Innovation. We have Tenacity. This position requires eligibility to work in the United States. Perennial Environmental Services does not sponsor visa applications for this position. Perennial Environmental Services is an equal-opportunity employer. Qualified applicants will be considered for employment without regard to age, race, color, religion, gender, marital status, sexual orientation, gender identity, national origin, veteran, or disability status.