Senior Plumber

OCONUS-Australia-Alice Springs
Full-time
Posted Nov 15, 2026

Skills

Blueprint Reading
Industrial Maintenance
Leadership
Microsoft Office
Plumbing
Problem Solving
SAP
Soldering
Teamwork
Welding
CPR
Compliance
Forklift

Job description

Purpose and Impact:

The Senior Plumber functions as key member of a multi-skilled team to safely and effectively maintain facility infrastructure and critical systems. The Senior Plumber provides a professional service in the execution of technical repair & maintenance of all assigned facility infrastructure equipment. This includes elements of planning, organization, coordination, and resource management associated with the day-to-day maintenance of the facility.

The Senior Plumber is responsible for installations, repairs, maintenance and repairs to pipe systems, fixtures and appurtenance associated with water, air, sewage, and industrial waste systems. Working both independently and as part of a skilled maintenance team, ensuring systems are operating safely and efficiently in line with relevant codes and standards.

The Senior Plumber is a member of a small team of experienced tradespeople responsible for the day-to-day maintenance of multiple system components and equipment that supports both mission and routine business operations, as well as responding to unscheduled repairs. Within this team the Senior Plumber will be a mentor to the trade personnels, contribute to a culture of continuous improvement, supporting the implementation of improvement initiatives and technical advances as well as having the ability to think on their feet and complete assigned tasks to a high standard.

This position reports to the Maintenance Superintendent and will work as a member of the overall Facilities Operations & Maintenance team, working closely with other OASIS departments to foster, promote and maintain best-practice standards and enable reliable, consistent and effective maintenance and operation of facility systems. This role is key to the success of the broader O&M team and thus also works closely with all Facilities O&M personnel in the delivery of quality facility O&M services to enable the mission.

Work Schedule:

Day shift – 5 days per week, 8 hours per day

Essential Responsibilities:

•Independently perform construction and maintenance of plumbing systems, working in conformance with proper codes, ordinances, sketches, specifications, blueprints, written and verbal instructions.

•Lay out, construct, install, rebuild, maintain, repair, adjust, modify and test plumbing systems such as water, drain lines, lawn and fire sprinkler systems, etc.

•Assist in the maintenance and repair of underground sewer and water systems.

•Determine the location for and type, size and amount of material required, considering such factors as volume, pressure, temperature and type of substance being piped.

•Perform minor insulation with prefabricated mineral insulating material, binding, plastic, cement, etc., as required. Perform routine plumbing, such as diagnosing, testing and repairing all types of plumbing lines and fixtures.

•Diagnose and repair complex plumbing breakdowns, which do not respond to routine maintenance.

•May be subject to working with hazardous waste. May operate gas welding equipment to perform cutting, burning, and soldering, as necessary, to accomplish work assignment.

•Maintain logs, records, charts, etc., as required. Maintain certification and/or licenses required by State or local authorities.

•Provide technical guidance in resolving complex plant breakdowns, contributing to the continual growth of knowledge within the O&M team.

•Responsible for the accurate and timely completion of job-related documents, such as Work Orders, time sheets and safety reports. Job-related documentation requires inputting and processing information from paper Work Orders into digital systems.

•Ensure, promote, and maintain health and safety practices/compliances at site and within the workplace.

•Any other reasonable duties as requested.

Work Environment, Physical Demands, and Mental Demands:

Personnel are required to be medically fit to work and safely complete all physical tasks associated with the role in which they are employed. This includes but is not limited to being able to carry and control moderate to heavy loads and being able to safely traverse and access maintenance environments which may be uneven or cramped.

Minimum Requirements (Knowledge, Skills, and Abilities):

Essential:

•Strong understanding of Work Health Safety (WHS) Act, and EHS policies & procedures;

•Demonstrated understanding and experience working within Facility Maintenance or similar technical environment;

•Strong understanding of equipment maintenance requirements (preventive, predictive, & corrective);

•Demonstrated high level of problem solving, decision making and analytical skills;

•Strong teamwork and fault-finding skills;

•Extensive knowledge of plumbing codes, standards and regulations;

•Ability to solve complex problems;

•Demonstrate leadership skills, assisting in the continual growth and knowledge of Maintenance & Plumbing

Desirable:

•Enterprise Resource Planning experience. (SAP)

•Proficient in Microsoft Office Suite

•Proficient level of computer skills

Security Clearance Required:

It is a condition of employment that employees obtain and retain the appropriate level of security clearance and medical clearance applicable to each role. The employee will initially require a NV1 with the intent of applying for a Top-Secret Positive Vetting (TSPV) Department of Defense Security Clearance (Australian) or TS/SCI (U.S.) clearance.

All candidates MUST be either Australian or US Citizen at the time of application to be considered.

Minimum Education:

•Certificate III or IV in Plumbing & Services

•Minimum Years of Experience:

•10 Years of post trade experience

Required Certifications:

•Australian candidates must hold and be able to maintain an Australian Advanced Tradesman Plumbers and Drainers Licence,

•US candidates must hold and maintain a minimum of a US State Master Plumbing License

•US candidates from Arizona must hold and maintain a US State Contractors License.

•White Card (Construction Induction)

•Certificate IV in Plumbing & Services

Preferred Qualifications:

•Working at Heights

•First Aid/CPR

•Confined Spaces

•Forklift Licence

•Elevated Work Platform Licence

•Certifying Plumber (Building Practitioners Board)

•Restricted Electrical Licence

This position is designated as a safety sensitive position.

As part of our commitment to maintaining a safe and compliant work environment, Amentum is a drug-free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment.  Employment is contingent upon successful completion of the drug screening process.  Please note that this may include pre-hire screening for marijuana, as well as other federally controlled substances due to Amentum’s role as a federal contractor and trusted partner to the US Government.  

Other Responsibilities:

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 his/her job.

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.

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