Air Resources Engineer Job in California, USA (2026)
As climate change, air quality, and environmental protection continue to dominate public policy and scientific research, careers in environmental engineering are more critical than ever. In the United States, government agencies are expanding their technical capacity to address air pollution, emissions modeling, and data-driven environmental regulation.
One of the most significant opportunities in this field is the Air Resources Engineer position with the State of California, based in Sacramento County. This permanent, full-time role offers competitive salaries, hybrid telework options, long-term career stability, and the chance to contribute directly to policies that improve air quality and public health for millions of residents.
This comprehensive guide provides an in-depth overview of the Air Resources Engineer job opportunity in the USA, including job duties, salary ranges, required qualifications, application procedures, and career prospects. If you are an engineer or environmental professional seeking a meaningful and impactful career in public service, this article will help you evaluate whether this role aligns with your expertise and goals.
Job Market Overview for Environmental & Air Resources Engineers in the USA
Environmental engineering is one of the fastest-growing professional fields in the United States, driven by stricter environmental regulations, technological advancements, and increased public awareness of climate and health impacts.
Industry Overview
- Environmental engineering supports air, water, and land protection
- Strong involvement from federal and state governments
- High demand for engineers with modeling and data analysis skills
- Increasing reliance on science-based policy development
Air resources engineering, in particular, plays a central role in controlling emissions from transportation, industry, and energy production.
Current Hiring Trends
- Growth in government-funded environmental programs
- Demand for engineers skilled in emissions inventories and modeling
- Increased use of hybrid and telework arrangements
- Emphasis on interdisciplinary collaboration
Key Factors Influencing Job Availability
- Federal and state air quality regulations
- Climate action plans and emissions reduction targets
- Advances in air quality modeling software
- Public investment in environmental research and policy
California remains one of the largest employers of air quality and environmental engineers in the country due to its progressive environmental policies.
About the Employer: California Air Resources Board (CARB)
The California Air Resources Board (CARB) is a globally recognized environmental agency responsible for protecting public health by reducing air pollution and greenhouse gas emissions.
CARB’s Mission and Role
- Develop and enforce air quality regulations
- Conduct scientific research and emissions modeling
- Support statewide climate and air quality policies
- Collaborate with scientists, engineers, and policymakers
CARB is widely respected for its scientific rigor and leadership in environmental regulation, making it a highly desirable employer for engineers.
Commitment to Equal Opportunity
The State of California is an equal opportunity employer, ensuring fair treatment regardless of age, race, gender, disability, national origin, religion, sexual orientation, or other protected characteristics. CARB actively promotes diversity and inclusion and provides reasonable accommodations during the hiring process.
Air Resources Engineer Position Overview
Position Details
| Category | Information |
|---|---|
| Working Title | Air Resources Engineer |
| Classification | AIR RESOURCES ENGINEER (MAND) |
| Job Code | JC-505379 |
| Number of Positions | Multiple |
| Employment Type | Permanent, Full-Time |
| Work Location | Sacramento County, CA |
| Telework | Hybrid |
| Employer | California Air Resources Board (CARB) |
This role is part of a technical section responsible for emissions inventories, air quality modeling, and regulatory support.
Salary Structure and Pay Ranges
Air Resources Engineers with the State of California are compensated based on experience and classification range.
Monthly Salary Ranges
| Range | Monthly Salary (USD) |
|---|---|
| Range A | $6,488 – $7,735 |
| Range B | $7,428 – $9,296 |
| Range C | $9,158 – $11,455 |
| Range D | $9,712 – $12,152 |
New to State candidates are typically hired at the minimum of the applicable range.
Compensation Highlights
- Predictable salary progression
- Competitive public-sector pay
- Long-term job security
- Access to state employee benefits
Key Job Duties and Responsibilities
The Air Resources Engineer role is highly technical and science-driven, supporting statewide air quality programs through data analysis, modeling, and coordination.
Core Responsibilities
- Develop spatially and temporally resolved emission inventories
- Perform air quality modeling studies using advanced software
- Provide technical support for regulatory and policy programs
- Coordinate with air districts and internal teams
- Ensure quality assurance and quality control of large datasets
- Develop emission targets for attainment plans
Technical Focus Areas
- Emissions inventory development
- Meteorological and air quality model inputs
- Evaluation of emission source testing data
- Protocol and procedure development
Engineers are expected to apply sound science and engineering judgment to complex environmental challenges.
Specialized Skills and Technical Expertise Required
CARB is seeking engineers with advanced analytical and modeling capabilities.
Key Technical Skills
- Emissions inventory processing
- Air quality modeling methodologies
- Quality assurance and quality control (QA/QC)
- Large dataset management and validation
- Programming and scripting skills
Software and Tools
- Sparse Matrix Operator Kernel Emissions (SMOKE) model
- Scientific computing tools and databases
- Modeling input and validation systems
Experience with emissions modeling platforms is highly valued.
Education and Professional Qualifications
Minimum Qualifications
- Engineering degree or equivalent qualifications
- Eligibility under the Air Resources Engineer classification
- Ability to meet Civil Service requirements
Additional Requirements
- Strong written and verbal communication skills
- Ability to work collaboratively with multidisciplinary teams
- Commitment to scientific integrity and public service
Applicants must meet all minimum qualifications listed in the official classification specifications.
Employment Type and Work Arrangement
| Employment Aspect | Details |
|---|---|
| Job Status | Permanent |
| Schedule | Full-Time |
| Work Model | Hybrid (Telework + On-site) |
| Workplace | Sacramento County |
The hybrid model supports work-life balance while maintaining collaboration.
Application Requirements and Special Instructions
Applicants must submit a complete application package.
Required Documents
- State Application Form STD 678 (or electronic equivalent)
- Resume
- Degree and/or transcripts
- Cover letter
- Supplemental Questionnaire (SQ)
Supplemental Questionnaire (Mandatory)
The SQ must:
- Be no more than 1 page
- Use Arial, 12-point font, single-spaced
- Include applicant name and Job Control Number
SQ Questions
- Describe your hands-on experience with emissions inventory processing for air quality modeling.
- Describe your experience with QA/QC of large datasets.
Applications without a complete SQ will not be considered.
Application Process: Step-by-Step
Step 1: Confirm Eligibility
- Ensure you meet classification and minimum qualification requirements
Step 2: Prepare Application Package
- Complete STD 678
- Draft a concise and focused SQ
- Attach all required documents
Step 3: Submit Application
- Apply electronically via CalCareers or
- Submit hard copy by mail or drop-off
Step 4: Screening and Selection
- Applications are screened for qualifications
- Only the most qualified candidates advance
Final Filing Date
📅 February 10, 2026
Applications must be received or postmarked by this date.
Common Application Mistakes to Avoid
- Missing or incomplete Supplemental Questionnaire
- Exceeding SQ page limits
- Not addressing required experience clearly
- Submitting applications after the deadline
Attention to detail is critical in public-sector recruitment.
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Work Authorization and Legal Considerations
- CARB participates in E-Verify
- Applicants must be authorized to work in the United States
- Form I-9 verification required upon hire
Visa sponsorship is not specified for this role.
Frequently Asked Questions (FAQ)
1. Is this a permanent government position?
Yes. This is a permanent, full-time role with the State of California.
2. Can this job be done remotely?
The position offers a hybrid telework arrangement.
3. What salary range can I expect?
Monthly salaries range from approximately $6,488 to $12,152 depending on classification.
4. Is a Supplemental Questionnaire mandatory?
Yes. Applications without a compliant SQ are not considered.
5. What technical experience is most important?
Emissions inventory development, air quality modeling, and QA/QC of large datasets.
6. Where is the job located?
Sacramento County, California.
7. Does CARB support diversity and inclusion?
Yes. CARB actively promotes an inclusive and diverse workplace.
Trusted Sources
- California Air Resources Board (CARB)
- CalCareers – State of California Jobs
- U.S. Department of Labor
- Environmental Protection Agency (EPA)
- International Labour Organization (ILO)
This job opportunity is officially published by the State of California and reflects current public-sector hiring needs in environmental and air quality engineering.
Conclusion
The Air Resources Engineer job opportunity in the USA with the State of California represents a highly respected and impactful career path for environmental and engineering professionals. With competitive salaries, hybrid work flexibility, long-term stability, and the chance to influence statewide air quality policy, this role stands out in the public sector job market.
While the application process is detailed and competitive, candidates with strong technical expertise in emissions modeling and data analysis will find this position both challenging and rewarding. For engineers driven by science, policy, and public service, this opportunity offers a meaningful way to contribute to healthier communities and a more sustainable future.
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