Energy Resources Chemical/Environmental Engineer I, II, Senior

We are looking for talented individuals who are passionate about making an impact in the company and the community. Apply now and become part of the dynamic energy industry!

Position Description:

Based on company needs, the Environmental/Chemical Engineer I, II, or Senior Engineer provides technical expertise in air, water, waste, and chemical management, as well as regulatory reporting programs. This role supports the Company’s business units and implements the Environmental Compliance Program. Additionally, the position supports generation operations by identifying process improvements and providing environmental guidance to align operational activities with regulatory requirements.

Key Responsibilities:

This position may include, but not be limited to, the following responsibilities:

Chemical/Environmental Engineer I:

- Supports implementation of air, water, waste, and chemical management compliance programs and associated reporting.
- Develops working knowledge of environmental regulations including Clean Air Act (CAA), Clean Water Act (CWA), Resource Conservation and Recovery Act (RCRA), National Pollutant Discharge Elimination System/Arizona Pollutant Discharge Elimination System (NPDES/AZPDES), and other Arizona-specific regulatory requirements.
- Assists with water quality, wastewater, stormwater, permitting, and compliance monitoring activities.
- Provides technical support to generating assets under guidance from more experienced team members.
- Supports plant operations by identifying routine compliance issues and process improvement opportunities.
- Participates in field inspections and compliance assessments.
- Assists with regulatory agency audits, emissions testing, and inspections.
- Assists in preparing environmental reports and regulatory submittals.
- Supports quality assurance/quality control (QA/QC) activities related to Continuous Emissions Monitoring Systems (CEMS) and environmental monitoring systems.
- Assists with water compliance activities, including sample collection and permit reporting.
- Participates in water sampling programs and data collection efforts.
- Supports waste management activities and compliance tracking.
- Assists with regulated waste handling, storage, transportation, and reporting requirements.
- Participates in spill response activities, investigations, and documentation.
- Supports environmental training initiatives.
- Maintains environmental databases and compliance records.
- Conducts routine environmental data analysis.
- Assists with environmental research and monitoring activities.
- Identifies potential compliance process improvements.
- Supports environmental monitoring system enhancements.
- Assists with environmental reviews for generation projects.
- Supports environmental compliance requirements for new projects.
- Assists with corporate environmental reporting efforts.
- Participates in industry workshops and professional development activities.
- Supports sustainability initiatives.

Chemical/Environmental Engineer II:

- Leads assigned air, water, waste, and chemical management compliance programs and reporting activities.
- Applies working knowledge of environmental regulations to ensure facility compliance and provide regulatory interpretation.
- Serves as a technical resource for water quality, wastewater, stormwater, permitting, and compliance monitoring programs.
- Provides independent technical support to generation facilities.
- Leads process improvement initiatives supporting environmental compliance and operational efficiency.
- Conducts and leads field inspections, compliance assessments, and corrective action efforts.
- Coordinates regulatory agency interactions related to inspections, audits, and emissions testing.
- Prepares and submits environmental reports and permit applications to regulatory agencies in coordination with Corporate Environmental Services.
- Serves as liaison with generating stations regarding CEMS compliance, QA/QC, and monitoring requirements.
- Leads water compliance programs including AZPDES, Aquifer Protection Permit (APP), and Spill Prevention, Control and Countermeasure (SPCC) requirements.
- Plans and executes water sampling programs and evaluates results.
- Manages assigned waste programs and ensures regulatory compliance.
- Provides technical guidance regarding waste characterization, handling, transportation, and reporting.
- Leads environmental incident investigations, spill response activities, and corrective action implementation.
- Develops and delivers environmental compliance training.
- Maintains and improves environmental data systems and quality assurance processes.
- Analyzes emissions and water quality data to improve compliance and operational performance.
- Conducts studies and evaluates environmental control technologies and monitoring methods.
- Recommends process improvements, automation opportunities, and compliance enhancements.
- Develops recommendations to improve monitoring systems and reporting accuracy.
- Conducts environmental reviews and assessments for generation projects.
- Supports implementation of environmental requirements for capital and operational projects.
- Coordinates environmental reporting activities and data validation efforts.
- Represents the company at industry meetings and professional forums.
- Supports departmental sustainability initiatives and projects.

Senior Chemical/Environmental Engineer:

- Directs and oversees environmental compliance programs across generation facilities and business units.
- Serves as the company's subject matter expert on environmental regulations and regulatory strategy.
- Provides authoritative interpretation of federal, state, and local environmental requirements.
- Establishes compliance strategies and best practices to ensure long-term regulatory compliance.
- Advises plant leadership and business units on complex environmental and operational issues.
- Leads complex compliance assessments, audits, inspections, and enforcement responses.
- Serves as the primary company representative with regulatory agencies.
- Leads development of complex permit applications, regulatory negotiations, and compliance strategies.
- Provides technical oversight of CEMS programs, monitoring systems, and environmental data management.
- Directs enterprise-wide water compliance and permitting programs.
- Provides technical oversight of water monitoring and sampling programs.
- Establishes waste management strategies and compliance standards across facilities.
- Serves as technical authority on regulated waste management and remediation activities.
- Leads environmental emergency response efforts, regulatory reporting, and stakeholder coordination.
- Develops environmental training programs and mentors environmental staff.
- Oversees environmental data management systems and drives continuous improvement initiatives.
- Utilizes advanced data analysis to identify strategic compliance and operational improvements.
- Leads research and evaluation of emerging technologies, regulations, and environmental trends.
- Establishes long-term process improvement, automation, and monitoring strategies.
- Develops standards and recommendations for environmental management systems and equipment.
- Leads environmental evaluations for major capital projects and business initiatives.
- Provides strategic environmental guidance for development and implementation of new generation projects.
- Oversees corporate environmental reporting programs and regulatory disclosures.
- Represents the company in industry associations and regulatory working groups.
- Supports sustainability initiatives.
- Provides technical mentoring, coaching, and development for Engineer I and Engineer II positions.

Knowledge, Skills & Abilities

(Equivalent combination of education and experience will be considered.)

Minimum Qualifications:

- This role will serve as an entry level role who will assist and provide support to the department. This role will work in conjunction with more experienced Engineers, and will require supervision on a majority of assignments.
- Up to two years of work experience and a Bachelor’s Degree in an engineering discipline, or equivalent education and experience.
- Excellent communications skills, both written and verbal.
- Demonstrated analytical skills.
- Demonstrated skill in use of relevant software.
- Demonstrated interpersonal skills such as collaborative, problem identification and conflict resolution skills.

Minimum Qualifications - Chemical/Environmental Engineer II:

- This role will serve as a mid-level position that provides both support and leadership within the department. It is responsible for managing larger scope projects compared to Engineer I and operates with limited supervision under general guidance from a supervisor.
- Two or more years of professional work experience, and a Bachelor’s Degree in an engineering discipline, or equivalent education and experience.
- Have an understanding of environmental rules and regulations.
- Excellent communications skills, both written and verbal.
- Demonstrated proficiency in the use of relevant software applications, including waste, air, and water compliance management systems.
- Demonstrated skills in resolving conflicts.
- Excellent communications skills, both written and verbal.

Preferred, but not required Qualifications:

- This role will serve as a mid-level position that provides both support and leadership within the department. It is responsible for managing larger scope projects compared to Engineer I and operates with limited supervision under general guidance from a supervisor.

- Two or more years of professional work experience, and a Bachelor’s Degree in an engineering discipline, or equivalent education and experience.

- Have an understanding of environmental rules and regulations.

- Excellent communications skills, both written and verbal.

- Demonstrated proficiency in the use of relevant software applications, including waste, air, and water compliance management systems.

- Demonstrated skills in resolving conflicts.

- Excellent communications skills, both written and verbal.

Minimum Qualifications - Chemical/Environmental Engineer Senior:

- This role will serve as a subject matter expert, working collaboratively with the team and under broad management oversight.  It will also act as a technical mentor, providing training and support to junior and lower-level engineers.

- Six or more years of professional work experience, and a Bachelor’s Degree in an engineering discipline, or equivalent education and experience.

- Must have an advanced understanding of environmental rules and regulations applicable to vertically integrated electric utility business.

- Excellent communications skills, both written and verbal.

- Demonstrated analytical skills.

- Demonstrated proficiency in the use of relevant software applications, including waste, air, and water compliance management systems.

- Must have an advanced understanding of field devices such as emission analyzers, transmitters, PLCs and Ladder logic.

- Demonstrated interpersonal skills such as collaborative, problem identification and conflict resolution skills.

Preferred, but not required Qualifications:

- 5 years of experience in the electric or gas utility industry.
- Successful completion of the Fundamentals of Engineering (F.E.) examination (Engineer-in-Training) or registration as a Professional Engineer (P.E.).
- Understanding of field devices such as emissions analyzers transmitter and PLCs.
- Experience with industrial wastewater treatment systems, stormwater management programs, and groundwater compliance

ADA Requirements and Physical Demands:

The physical demands as described are representative of those that must be met by the person in this position to successfully perform the essential functions of the job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

- Office Work: Sit, Stand, Walk and Bend: This position regularly requires prolonged periods of sitting. Occasionally requires standing, walking, or bending for short periods of time.
- Use of Hands/Fingers: To operate a computer, keyboard, mouse, and other office equipment.
- Speech/Hearing: This position frequently communicates with others via phone and in-person.
- Visual Acuity: For reviewing detailed operational reports.

- Lifting: Ability to lift and carry items weighing up to 15 pounds, as needed.
- Safety Sensitive: This position does not perform safety sensitive functions.
- Travel: Regular travel to operational sites, industry events, and stakeholder meetings.