Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success.
Amentum is currently seeking a Water Treatment Plant Operator to support a government contract based in Jacksonville, Florida at Mayport.
POSITION SUMMARY
Performs duties described in the Service Contract Act Service Order Water Treatment Plant Operator. May perform duties of other classifications that have a pay rate equal to or lower than the employee’s current rate.
DUTIES / ESSENTIAL FUNCTIONS
25210 WATER TREATMENT PLANT OPERATOR description from the Service Contract Act (SCA) Dictionary of Occupations (DOT): Controls treatment plant machines and equipment to purify and clarify water for human consumption and for industrial use. Operates and controls electric motors, pumps, and valves to regulate flow of raw water into treating plant. Dumps specified amounts of chemicals, such as chlorine, ammonia, and lime into water or adjusts automatic devices that admit specified amounts of chemicals into tanks to disinfect, deodorize, and clarify water. Starts agitators to mix chemicals and allows impurities to settle to bottom of tank. Turns valves to regulate water through filter beds to remove impurities. Pumps purified water into water mains. Monitors panel board and adjusts controls to regulator flow rates, loss of head pressure and water elevation and distribution of water. Cleans tanks and filter beds, using backwashing (reverse flow of water). Repairs and lubricates machines and equipment, using hand and power tools. Tests water samples to determine acidity, color, and impuritif's, using calorimeter, turbidimeter, and conductivity meter. Dumps chemicals such as alum into tanks to coagulate impurities and reduce acidity. Records data, such as residual content of chemicals, water turbidity, and water pressure.
Duties specific to this job at this location, if different from SCA description:
Marginal Functions: 1) May operate portable water-purification plant to supply drinking water. 2) May purify waste water from plant preparatory to pumping water into rivers and streams or city mains.
3) Performs other duties as requested
QUALIFICATIONS / EDUCATION / EXPERIENCE
High School Diploma or equivalent.
Two (2) years advanced education or equivalent specialized training preferred.
Two (2) years of journeyman level experience in this trade.
Ability to use hand and power tools required to perform job duties.
Ability to successfully pass any background checks and/or drug testing required on the contract.
Must be able to obtain and maintain facility credentials/authorization. Note: US Citizenship is required for facility credentials/authorization at this work location.
CERTIFICATE, LICENSE, REGISTRATION:
Class “C” State of Florida D.E.P. Water Operator License or Better
OTHER RESPONSIBILTIES
Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.
Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.
Procedure Compliance - Each employee must read, understand, and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to job.
Compensation Details:
$37.80
Original Posting:
07/07/2026 - Until FilledAmentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.
| Security Monitor | Williamsburg, Virginia, United States |
| Security Monitor | Williamsburg, Virginia, United States |
| Housekeeper | Williamsburg, Virginia, United States |
| Buyer II | Richmond, Virginia, United States |
| Security Monitor | Springfield, Virginia, United States |
| Aircraft Mechanic - Customs and Border Protection | McAllen, Texas, United States |
If you are an applicant with a disability that requires a reasonable accommodation to complete any part of the application process, or are limited in the ability—or unable to use—the online application system and need an alternative method for applying, you may contact our Reasonable Accommodation Helpline at 1-888-877-3181 or 301-944-3299 for assistance. In order to address your request, the following information is needed:
Amentum uses cookies on our career site to continuously improve our site’s performance. Click here to view our Privacy Policy.