Clean Contractor Jobs in Kennewick, WA (NOW HIRING)

Salary : $98,064.00 - $131,868.00 Annually
Location : Benton County - Richland, WA
Job Type: Full Time - Permanent
Remote Employment: Flexible/Hybrid
Job Number: 2026-NWP4741-04099
Department: Dept. of Ecology
Division: Nuclear Waste
Opening Date: 05/13/2026
Closing Date: Continuous
Salary Information: The high end of the salary range, Step M is typically a longevity step
Description
Keeping Washington Clean and Evergreen
The Department of Ecology is hiring a Science and Engineering Unit Supervisor (Environmental Engineer 5)within the .
Location:

• Richland Field Office in Richland, WA.
• Upon hire, you must live within a commutable distance from the duty station.

Schedule:

• This position is eligible for telework and flexible schedule options.
• You may telework most of your work time; at least one day in the office per week is encouraged due to the management role.
• Schedules are dependent upon position needs and are subject to change.

Application Timeline:

• Apply by August 26, 2026
• Applications submitted after the date above may be reviewed only if additional qualified applicants are needed.

Duties
Lead the science and engineering behind one of the nation's most complex environmental cleanup efforts.
In this role, you will serve as the working supervisor for the Science and Engineering Unit within Ecology's Nuclear Waste Program, providing senior-level engineering oversight for the cleanup of the Hanford Site. This position combines licensed engineering practice, regulatory expertise, and people leadership in support of Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) cleanup and Resource Conservation and Recovery Act (RCRA) permitting for tank farms, waste sites, and groundwater.
You will apply advanced engineering judgment to complex cleanup and permitting issues while supervising a multidisciplinary team of scientists and engineers. You will work closely with the U.S. Department of Energy, U.S. Environmental Protection Agency, contractors, and internal project managers on engineering issues associated with single-shell tank waste retrieval and closure, groundwater and soil remediation, and hazardous waste permitting. This role offers a high level of collaboration and technical challenge at the scale and complexity of the Hanford Site, making it an exceptional opportunity for experienced engineers seeking impactful work.
What you will do:

• Collaborate with the U.S. Department of Energy and contractors on engineering issues related to single-shell tank waste retrieval and closure, CERCLA remedial actions, and RCRA permitting.
• Provide professional engineering review and comment on waste site cover designs, groundwater and soil remediation designs, and supporting technical documents for CERCLA units and tank farms.
• Promote coordinated and consistent remedial approaches between CERCLA and Treatment, Storage, and Disposal (TSD) units in alignment with MTCA, CERCLA, and RCRA requirements.
• Plan, assign, and oversee work of the Science and Engineering Unit; coach and mentor staff; and ensure high-quality, timely technical work products.
• Facilitate resolution of science and engineering issues by integrating staff expertise, regulatory requirements, and practical engineering solutions.
• Work closely with the Cleanup Section Manager and Project Managers, the Lead Hydrogeologist, and the Lead Chemist to ensure work is well planned, resourced, and delivered on schedule.

Learn more about what it is like to be an Engineer at the Department of Ecology
Qualifications
For detailed information on how we calculate experience, please visit our
Required Qualifications:

• Registration as a Professional Engineer in the state of Washington or another state based on registration requirements equivalent to those in Washington, AND
• Five (5) years of experience in environmental engineering, which must include at least one (1) year of experience investigating and cleaning up contaminated sites.

NOTE: Individuals who are licensed as professional engineers in another U.S. jurisdiction or foreign country and wish to apply for this position must qualify for licensure in Washington State by comity. Applicants are responsible for reviewing and ensuring they meet Washington's comity requirements before submitting application materials. Licensing requirements can be found on the Washington State Board of Registration for Professional Engineers and Land Surveyors website:
Special Requirements/Conditions of Employment:

• Must possess and maintain a valid driver's license.
• Must meet U.S. Department of Energy requirements to acquire and maintain a badge for access to the Hanford Site.
• Must complete initial 40-hour HAZWOPER training within six months of appointment and annual 8-hour HAZWOPER Re training.
• RadWorker Certification provided by U.S. Department of Energy must be obtained within six months of hire.

Desired Qualifications:

• The ability to work constructively with a wide variety of personalities.
• Experience in:
  • Interpreting state and federal regulations.
  • Supervising technical staff.
  • Writing engineering reports and recommendations.
  • Evaluating technical environmental engineering data and computations.
  • Planning, promoting, and administering environmental engineering projects.
  • Dangerous waste permitting and cleanup at a federal facility.

If you are excited about this role but not sure if your experience aligns perfectly with every qualification in the job description, we encourage you to apply. Studies have shown that women and people of color are less likely to apply to jobs unless they meet every single qualification. At the Department of Ecology, we are dedicated to building a diverse and authentic workplace centered in belonging. You may just be the needed candidate for this or other roles.
Supplemental Information
Ecology does not use the E-Verify system; therefore, we are not eligible to extend STEM Optional Practical Training (OPT). For more information, please visit .
Our Commitment to DEIR
Diversity, Equity, Inclusion, and Respect (DEIR) are core values central to Ecology's work. We strive to be a workplace where we are esteemed for sharing our authentic identities, while advancing our individual professional goals and collaborating to protect, preserve, and enhance the environment for current and future generations.
Diversity: We celebrate and appreciate diversity; our unique perspectives and abilities enrich us all and lead to innovative approaches and solutions.
Equity: We champion equity, recognizing that each of us need different things to thrive.
Inclusion: We intentionally create and hold space so that we all have meaningful opportunities to participate and contribute to Ecology's work.
Respect: We treat each other with respect and dignity, acknowledging the inherent worth of our diverse perspectives and lived experiences, even in times of uncertainty and disagreement.
We believe that DEIRis both a goal and an action. We are on a journey, honoring our shared humanity and taking steps to demonstrate our commitment to a vision where each of us is heard, seen, and valued.
Application Process
Ecology seeks diverse applicants: We view diversity, equity, inclusion, and respect through a broad lens including race, ethnicity, class, age, religion, sexual orientation, gender identity, immigration status, military background, language, education, life experience, physical disability, neurodiversity, and intersectional identities. Qualified job seekers from all backgrounds are encouraged to apply.
How to Apply
Click "Apply" at the top of this page. Complete the entire application, including full work history and responses to all supplemental questions, and attach:

• Cover letter, describing your interest in and qualifications for this position
• Resume

Because we base our selection on the information you provide, it is in your best interest to complete the application thoroughly. A resume will not substitute for the "work experience" section of the application or vice versa. Applications with blank fields or supplemental question responses with comments such as "see resume" may be considered incomplete.
For detailed application information, please visit our
Application Attestation: By submitting an application, you are affirming that the information contained in your application and on all attachments is complete and truthful. The state may verify this information, and any false or misleading answers may result in rejection of your application or dismissal if employed.
Need an Accommodation?
If you need reasonable accommodation during the application and/or screening process, including this job announcement in an alternate format:

• Please contact us at or
• If you are deaf or hard of hearing, you may call through the Washington Relay Service by dialing 711 or 1-.

Questions?

• For specific questions about the position location options, schedule, or duties, please contact Beth Rochetteat
• If you need assistance applying for this job, are inquiring about the status of your application, would like to request the full position description, or have any other questions, please contact the Recruitment Team at

About the Nuclear Waste Program
The Nuclear Waste Program (NWP) enforces regulatory compliance and cleanup at the Hanford Site and at other facilities managing nuclear waste statewide. It also promotes public involvement, congressional and federal contact, and interstate activities in order to enhance nuclear waste management, compliance, and cleanup of the Hanford Site. This position is in NWP's Cleanup Section.
About the Department of Ecology
As the State of Washington's environmental protection agency, we are deeply committed to protecting, preserving, and enhancing Washington's environment for current and future generations. Joining Ecology means becoming part of a team dedicated to protecting and sustaining healthy land, air, water, and climate in harmony with a strong economy. A career in public service at Ecology allows you to help solve some of the most challenging problems facing our state, while keeping your health and financial security a priority. We combine one of the most competitive benefits packages in the nation with a strong commitment to life/work balance. We invest in our employees to create and sustain a working environment that encourages creative leadership, effective resource management, teamwork, professionalism, and accountability.
Ecology employees may be eligible for the following: , , , , , & , , , , , , , *Click here for more information
For this position, personal protective equipment will be provided by the program.
To learn more about Ecology, please visit our website, explore , check out our Strategic Plan, and connect with us on LinkedIn, Facebook, Instagram, YouTube, or our blog.
Equal Opportunity Employer:The Washington State Department of Ecology is an equal opportunity employer. We strive to create a working environment that includes and respects cultural, racial, ethnic, sexual orientation and gender identity diversity. Women, racial and ethnic minorities, persons of disability, persons over 40 years of age, veterans, military spouses or people with military status, and people of all sexual orientations and gender identities are encouraged to apply.
Note: This recruitment may be used to fill other positions of the same job classification across the agency.
#LI-Hybrid
More than Just a Paycheck!
Employee benefits are not just about the kind of services you get, they are also about how much you may have to pay out of pocket. Washington State offers one of the most competitive benefits packages in the nation.
We understand that your life revolves around more than just your career. Like everyone, your first priority is ensuring that you and your family will maintain health and financial security. That's why choice is a key component of our benefits package. We have a selection of health and retirement plans, paid leave, staff training and other compensation benefits that you can mix and match to meet your current and future needs.
Read about our benefits:
The following information describes typical benefits available for full-time employees who are expected to work more than six months. Actual benefits may vary by appointment type or be prorated for other than full-time work (e.g. part-time); view the job posting for benefits details for job types other than full-time.
Note: If the position offers benefits which differ from the following, the job posting should include the specific benefits.
Insurance Benefits
Employees and their families are covered by medical (including vision), dental and basic life insurance. There are multiple medical plans with affordable monthly premiums that offer coverage throughout the state.
Staff are eligible to enroll each year in a medical flexible spending account which enables them to use tax-deferred dollars toward their health care expenses. Employees are also covered by basic life and long-term disability insurance, with the option to purchase additional coverage amounts.
To view premium rates, coverage choice in your area and how to enroll, please visit the Public Employees Benefits Board (PEBB) website. The Washington Wellness program from the