Facilities Maintenance Assistant II

PAE Government Services Inc.; Scoville (ID); On-site; USD 50,000 - 60,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

Paid time off and holidays

Retirement benefits (401(k) matching)

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum is seeking a Facilities Maintenance Support Technician for the Naval Reactors Facility at Idaho National Laboratory, Scoville, ID. The role involves cleaning, sanitation, and maintaining housekeeping standards across construction and office trailers.

Responsibilities include stocking supplies, organizing inventories, and performing routine cleaning tasks to CDC guidelines. Strong communication and the ability to work independently are essential for daily site operations.

Qualifications

• High School diploma or GED is required.
• Minimum one year of custodial-related experience.
• Ability to operate floor-care machines safely and efficiently.
• Ability to communicate effectively, verbally and in writing.

Responsibilities

• Work individually or as part of a small team.
• Clean and disinfect break rooms, offices, conference rooms, kitchens and restrooms.
• Resupply consumables (e.g. paper towels, toilet paper, soaps).
• Organize and manage inventory of cleaning supplies and consumables.
• Notify purchasing agents when inventories are low and need to be ordered.
• Maintain orderly supply cabinets and closets for janitorial equipment and supplies.
• Vacuum, sweep, and mop floors, carpets, and rugs.
• Remove scuff marks and heavy dirt/mud as necessary.
• Empty trash and recycling receptacles.
• Gather trash and recycling and dispose of in on-site roll-off containers.
• Clean and sanitize restrooms (sinks, fixtures, toilets).
• Clean mirrors.
• Arrange furniture for occasional meetings.

Skills

Communication skills

Teamwork

Independent work

Written communication

Education

High School diploma or GED

Tools

MS Office

Custodial equipment handling

Job description

Facilities Maintenance Support Technician – Idaho Falls (SFHP INL)

We are looking for a Facilities Maintenance Support Technician (MST). The MST plays a key role in maintaining a tenable and acceptable housekeeping standard for the Spent Fuel Handling Recapitalization (SFHP) construction project. The MST will maintain temporary facilities at the Naval Reactors Facility (NRF) on the Idaho National Laboratory (INL).

Primary responsibilities will include performing a range of cleaning and sanitation duties across multiple construction and office trailers. This includes sanitation of lunchrooms, conference rooms, and restrooms. You’ll be performing a full range of cleaning duties, individually or as part of a group, daily for the purpose of maintaining acceptable housekeeping in accordance with CDC guidelines. Typical shift will begin at 0630 hours and end at 1700 hours Tuesday through Friday. The work location for this position is the Naval Reactors Facility, Idaho National Laboratory, Scoville, ID 83213, approximately 55 miles WNW of Idaho Falls, Idaho.

Job Responsibilities

• Work individually or as part of a small team.
• Clean and disinfect break rooms, offices, conference rooms, kitchens and restrooms.
• Resupply consumables (e.g. paper towels, toilet paper, soaps).
• Organize and manage inventory of all cleaning supplies and consumables.
• Notify purchasing agents when consumable inventories are low and need to be ordered.
• Maintain orderly supply cabinets and closets used to store janitorial equipment and supplies.
• Vacuum, sweep, and mop floors, carpets, and rugs.
• Remove scuff marks and heavy dirt/mud as necessary.
• Empty trash and recycling receptacles.
• Gather all trash and recycling and dispose of in on-site roll-off containers.
• Clean and sanitize restrooms (e.g. sinks, fixtures, toilets).
• Clean mirrors.
• Arrange furniture for occasional special meetings and functions.
• Performs other duties as assigned.

Requirements

• High School diploma or equivalent GED.
• Minimum one year experience in a custodial related field.
• Must be able to operate floor-care machines and other custodial equipment properly, safely, and efficiently.
• Ability to communicate effectively, verbally, and in writing.
• Ability to develop effective working relationships with supervisor and fellow employees.
• Ability to perform work independently.

Preferred Qualifications

• Experience with the MS Office Suite - specifically Word and Excel.
• Person already residing a commutable distance from the Naval Reactors Facility at Idaho National Laboratory.
• Working knowledge of practices, tools, equipment, and materials used in custodial work; safety practices of custodial work and use of cleaning agents and equipment.

Work Environment

Work will occur at the SFHP construction site, which is 55 miles west of Idaho Falls, ID. Tasks require a variety of physical activities generally involving muscular strain. Physical demands may occur in activities related to walking, standing, stooping, sitting, reaching, lifting, etc. Talking, hearing and seeing required in the daily performance of job duties. Exposure to environmental hazards and dangers resulting from working around dangerous equipment.

Physical Requirements

• Appropriate PPE and training will be provided for all conditions.
• Must be able to sit, walk, stand, bend, squat, climb, kneel, twist, and lift.
• Lifting requirements limited to 25 lbs. in the form of supplies and equipment.
• Longest distance carried of 50 feet.
• Hand manipulation is required for simple grasping, pushing, and pulling, and fine manipulation.
• Right and/or left hands utilized.
• Occasional need to reach and/or work above the shoulder, reach for supplies, as well as below the shoulder for same.
• Must be alert to hazards in the field.

Other Essential Functions

• U.S. Citizenship required.
• Valid driver's license is required.
• Must be able to work in a team atmosphere and effectively communicate.
• Must put forward a professional behavior that enhances productivity and promotes teamwork and cooperation.
• Grooming and dress must be appropriate for the position and must not impose a safety risk/hazard to the employee or others.
• Must take and pass a pre-employment drug, background check and site security badge screening.

Benefits Overview

• Health, dental, and vision insurance
• Paid time off and holidays
• Retirement benefits (including 401(k) matching)
• Educational reimbursement
• Parental leave
• Employee stock purchase plan
• Tax-saving options
• Disability and life insurance
• Pet insurance

Compensation Details

$50,000 - $60,000

The compensation range or hourly rate listed for this position is provided as a good‑faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Original Posting: 09/22/2026 - Until Filled

Amentum Equal Opportunity & Diversity Statement

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.

PLEASE NOTE: We do not charge candidates fees or payments of any kind. If you need assistance with any part of the employment process, please contact [e-mail]. If you need a reasonable accommodation for any part of the employment process, please complete our Accommodation Request. Requests for accommodation will be considered on a case‑by‑case basis.

Find us online at https://www.amentum.com/