To our valued Leidos candidates:

Coronavirus is on everyone's mind with the effects being felt around the world. The markets are volatile, and we're all concerned for the health and safety of our families, friends, and colleagues. Please know that we're taking all necessary measures to safeguard our employees, customers and the communities in which we live, including following all recommended best practices around social distancing.

With that in mind, in an abundance of caution, we are canceling all face to face career events, such as job fairs and open house events. In the coming days and weeks, we will be hosting career events virtually, using our online chat tools so that we may continue our hiring practice safely and securely. You can find available virtual career events at

We are using telephone meetings and online chats via Brazen to conduct interviews and hiring discussions, and we are offering options for video interviews so that you can have a virtual face to face meeting with your potential new leader. We do not conduct interviews or extend offers via text or chat based social media, such as WhatsApp or MySpace.

Leidos will never ask you to provide payment-related information at any part of the employment application process, nor will Leidos ever advance money as part of the hiring process. And Leidos will communicate with you only through emails that are generated by automated system. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to Chris Scalia, Leidos’ Senior Vice President of Talent Acquisition, at [email protected].

As a company, as a country, as a world, we have confronted challenging moments before. We are confident that, guided by our values and the strength of our community as well as the commitment we have to the important work we do each day, we will find our way through this time together. We will do this with the care and concern for one another and the common good that defines. Please keep those impacted by the virus in your thoughts.

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Job #: R-00059209
Location: Seattle, WA
Category: Environmental Eng
Schedule (FT/PT): Full Time
Travel Required: Yes, 25% of the time
Shift: Day
Potential for Telework: No
Clearance: None
Referral Eligibility: Ineligible
Group: Civil

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Job Description:

Leidos is currently seeking a Wastewater Treatment Operator (WWT Operator) to provide full time operation, repair and maintenance of a small-scale industrial dissolved air flotation (DAF) wastewater treatment plant.  WWT Operator is responsible for onsite DAF operations (system operation, control and performance evaluation) to ensure industrial water quality meets the process needs and that effluent complies with discharge requirements of the facility permit(s). 


The Wastewater Treatment Operator (WWT Operator) will perform O&M including operational checks, sampling and monitoring of pH, turbidity, temperature and surfactants, chemical calibration of pumps, bench top testing, equipment troubleshooting, and minor maintenance of mechanical components.  Preventative and minor maintenance in accordance with equipment O&M Manuals.  As needed, WWT Operator will schedule and oversee subcontractors conducting electrical and plumbing repairs of the system.

The WWT Operator is required to comply with Leidos site specific Health & Safety Plan and emphasis on safety is required.  The ideal candidate will communicate directly with site facility engineer as well as the Leidos Project Engineer located in Oakland, CA.

Skills and Qualifications:

  • Generally requires high school diploma or equivalent and 3 – 5 years of prior relevant experience. B.A or B.S in appropriate field, a plus.

  • Minimum of 5 years on the job experience in wastewater treatment plant operation, system monitoring, sampling, and operations/maintenance required.

  • Minimum 5 years treating industrial wastewater and must be or be working to become a Certified Wastewater Treatment Operator for State of Washington.  

  • May support sampling of groundwater, collecting water level data, and storm water sampling during precipitation events. Will also be required to document compliance with project sampling procedures, including specific sample collection methods and documentation, complete daily logs and system documentation, and assist in data interpretation.

  • Must be trained or qualified to drive a forklift.

  • 40-Hour Hazwoper training with valid 8-Hour refreshment.  Demonstrated experience in delivering field work in a safe manner.

  • Ability to work independently to schedule and complete routine field duties.

  • Good organizational and project documentation skills a must.

  • Good communications skills and ability to proactively interact directly with client and Leidos team.

  • Valid automobile driver’s license.

  • Willingness to work during night/weekend/extended hours occasionally as necessitated by site needs.

Preferred Skills:

Certified wastewater treatment operator within the State of Washington, a plus

Knowledge of DAF wastewater treatment systems with a Certified Level II wastewater treatment operator.

Leidos is a Fortune 500™ company aimed at embracing and solving some of the world’s most pressing challenges. Through science and technology, Leidos makes the world safer, healthier and more efficient. Our Civil Group offers an array of exciting career opportunities for the best IT, energy, logistics and engineering professionals.

Driven by our talented workforce, the Integrated Missions Operation builds trust through an array of energy-related IT, environmental science and engineering solutions to meet our customers’ needs.

Key Programs and/or Capabilities:  

·         Antarctic Support Contract (ASC) 

·         Large Infrastructure  

·         Mission Support 

·         Digital Modernization 

·         Command & Control 

·         Mission Applications  

·         Science 

·         Energy and Environment 

·         Engineering Services 

External Referral Bonus:


External Referral Bonus $:

Potential for Telework:


Clearance Level Required:



Yes, 25% of the time

Scheduled Weekly Hours:




Requisition Category:


Job Family:

Environmental Eng

Pay Range:

About Leidos

Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company’s 40,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $12.30 billion for the fiscal year ended January 1, 2021. For more information, visit

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [email protected].

Commitment to Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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