Jobs and Careers
AM

Systems Administrator

Amentum
US-HI-Kekaha-PMRF (HI993), United States, United Statesfull_timeVerifiedPosted 28 Aug 2025
💰 $115,000/yr($105,000/yr$115,000/yr)

About the role

Amentum is seeking a Systems Administrator for a position on Kauai, HI. Supporting the Information Technology (IT) Department. Provides Windows or Red Hat Enterprise Linux (RHEL) system administration for all Clients and Servers connected to the Pacific Missile Range Facility (PMRF) classified and unclassified networks. Deploys Cyber Security mandated system upgrades, system patches, and system security lockdown requirements. Performs system wide troubleshooting and problem resolution in a live mission environment.

Responsibilities

  • Working as part of a team responsible for administration and management of all clients, servers, and end-user workstations connected to the classified and unclassified PMRF networks.
  • Deploy, configure, and maintain systems, including software installation, update, patching, and core services related to Windows desktop OS, Windows server OS, Linux OS, and various third-party applications.
  • DISA STIG implementation / System Hardening and working within Configuration-Managed Environments
  • Provide technical expertise at supervisor and management meetings, which may include necessary planning and scheduling of meetings.
  • Determines when desktop, server, software, and OS upgrades are required and ensures that all upgrades are completed as scheduled, and that appropriate documentation exists prior to implementation.
  • Prioritizes work center organization, equipment, and processes based on performance requirements and mission needs.
  • Manage AD users and groups, including use of a centralized directory for authentication.
  • Configure local storage using partitions and logical volumes.
  • Create and configure file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems.
  • Operate running systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services.
  • Support for application installation, licenses management, software tracking/distribution and backup/recovery of system configurations and user data files
  • Maintain up-to-date Configuration Control and adhere to all Configuration Management requirements for all Firmware, Software, and Hardware associated with the classified and unclassified PMRF networks.
  • Develop, revise, and update departmental internal procedures (DIPs), standard operating procedures (SOPs) for maintenance on associated systems and network assets.
  • Understand and use essential tools for handling files, directories, command-line environments, and documentation.
  • Prepare and submit status reports, and technical briefs, as required, to supervisor, senior management, and customers.
  • Red Hat Enterprise Linux system administration: expected to provide technical problem solving and in-depth consulting for problems involving system operations.
  • Automated installation methods and system imaging (e.g., SCCM, VMware)
  • Usage of cryptographic log-on methods (e.g., PKI)
  • Analysis, design, and implementation of modifications to the system software in order to improve system performance by correcting errors.
  • Participation in planning new hardware acquisitions, interacting with vendors, educating customers, and communicating and collaborating with other projects within the organization.
  • Will work closely with engineers to help them use workstations and servers to solve their computationally intensive problems.
  • Using shell scripting to automate system maintenance tasks.
  • Configuring system logging (including remote logging), Configure tools such as What’s Up gold, CACTI, and LogRhythm
  • Perform system asset/property accountability and license management within specifications of PMRF contract.
  • Assist and support lab environment testing/buildouts with senior team members.
  • Perform other duties as assigned.

Additional Responsibilities

  • General office environment with site visits as well as periodic "at sea" duty to support the PMRF's Mobile at Sea Sensor system (MATSS)
  • Candidate must be capable of working in a team environment and participate in technical and system administrative activities throughout project life cycles.
  • Lifting/Pulling/Pushing: Over 50 lbs. (two-men assist)
  • Positions: walking or standing, crawling, kneeling, cramped, and work requiring repeated stooping, sitting, and/or frequent stair climbing
  • Environmental: Customer Contact, Extended Workday, Confined Work Area, Office Laboratory, Field Assignment, Inclement Weather

Minimum Qualifications

  • BS/BA in Business, IT, or relevant field and at least 3 years of System Administration/IT experience
    • Or High

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Amentum

View company profile →