Demo

Environmental Scientist

OESC (Oneida ESC Group)
Fairfield, CA Full Time
POSTED ON 5/28/2026
AVAILABLE BEFORE 6/26/2026
Description

Oneida Total Integrated Enterprises (OTIE) delivers full-service facility and infrastructure engineering design, environmental science, construction management, and munitions response services worldwide, with over 25 years of successful project performance.

OTIE is actively seeking a highly motivated Environmental Compliance Scientist with a background in environmental and regulatory compliance to support worldwide federal environmental projects.

Key Responsibilities

  • This experienced environmental practitioner will be focused on project/task execution and be a supporting member of our Compliance Team.
  • Knowledge of federal, state, and local laws and regulations pertaining to air permitting/Title V permitting and compliance.
  • Assist in maintaining air emission inventories (AEIs) and potential to emit (PTE) encompassing all air emission sources at installations, including permitted and non-permitted units.
  • Assist the client with applications for new permits and modifications to existing permits due to changes to emission sources, air construction permits for new or modified equipment, and new rules and regulations that drive new permitting requirements.
  • Prepare and submit reports to satisfy specific NESHAP requirements.
  • Assist in the preparation of annual Title V compliance certification packages and semi-annual monitoring reports.
  • Travel to installations and perform, in consultation with the client, a 100% annual field verification inspection of the emission inventory to confirm locations and attributes.
  • Prepare reports in connection with related field activities such as field verifications and compliance assessments.
  • Prepare and submit Tier II and TRI EPCRA Reports to state and local agencies.
  • SWPPP, SPCC, FRP, and/or ICP development.
  • Stormwater and wastewater inspection, sampling and reporting.
  • Overall water quality program support.
  • Author and/or review project Sampling and Analysis Plans.
  • Provide reach-back support to field teams.
  • Collect samples, analyze results, and develop reports in support of environmental programs for federal, state, and local clients.
  • Possess excellent technical skills, including technical report writing and data evaluation capabilities as well as detailed field (on-site) observations and associated documentation.
  • Ability to maintain excellent client relationships and communication (written and oral).
  • Possess excellent time management and organizational skills.
  • Ability to work in a team environment, as well as the skills to operate or work on various types of environmental projects.
  • Must comply with OTIES’s quality standards and health and safety policies.

Requirements

Minimum Qualifications:

  • Bachelor's degree in environmental engineering, environmental science, or other relevant scientific discipline and 3 plus years of relevant experience in federal environmental compliance.
  • Working knowledge of Clean Air and Water Act Compliance requirements
  • Proficiency in MS Office products including Microsoft Excel, Word, PowerPoint, and Outlook.
  • Ability to pass a DoD background investigation.
  • Due to the nature of the work, US Citizenship is required.
  • Ability to travel up to 30% of the time.

Preferred Qualifications

  • Strong knowledge of Air Quality environmental compliance requirements. Ability to implement regulatory compliance tasks such as performing Air Emission Inventories, Air Quality compliance recordkeeping, Air Quality emission source permitting and Title V permitting. Must have experience with the Air Force APIMS system and understand how to utilize the system to demonstrate regulatory guidance.
  • Professional certification (e.g., EPA Method 9, QEP, REM, HAZWO)
  • Working knowledge of Air Force (AF) environmental databases, such as APIMS, EESOH-MIS, eDASH, STAR, WET, and AF Instructions and DoD policies relating to Environmental Compliance.

Compensation Range

$65,000 To $75,000

About Us

The Oneida ESC Group is a family of companies owned by the Oneida Nation of Wisconsin that delivers customer-focused engineering, science, and construction services worldwide.

Our Family Of Companies Includes

  • Oneida ESC Group (OESC)
  • Oneida Professional Services (OPS)
  • Oneida Total Integrated Enterprises (OTIE)
  • Mission Support Services (MS2)
  • Sustainment & Restoration Services (SRS)
  • Oneida Engineering Solutions (OES)
  • General Mechanical Corporation (GMC)
  • LG2 Environmental Solutions (LG2)
  • Oneida Environmental (OE)

We integrate our staff for dedicated, cooperative, and business-like delivery of services to enhance our customers’ missions.

Equal Employment Opportunity

Oneida ESC Group is an equal opportunity employer committed to inclusion and diversity in the workplace. We take affirmative action to ensure equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws, national origin, disability, veteran status, or other legally protected characteristics.

Oneida ESC Group participates in the E-Verify program. Learn more about the E-Verify program. https://www.e-verify.gov/

Oneida ESC Group is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training. Oneida ESC Group makes hiring decisions based solely on qualifications, merit, and business needs at the time

Salary : $65,000

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