Amentum is seeking a **Systems Administrator** for a position on **Kauai, HI** . Supporting the Range Network 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** Specific assignments and responsibilities include but are not limited to the following areas: + 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 procedure (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 to improve system performance by correcting error. + 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 task. + 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, and Inclement Weather **Minimum Qualifications** + BS/BA in Business, IT, or relevant field and at least 3 years of System Administration/IT experience + Or High school diploma/GED, and at least 5 years of System Administration/IT experience + Advance certifications may be substituted for a degree or experience. + Years of directly related work experience may be substituted for a degree. + Knowledge of IT systems and advance IT infrastructure concepts + Must be proficient in operating personal computers, computer software and standard office equipment. + Must have basic keyboarding skills and aptitude for neatness and accuracy in sorting. + Critical thinking - Proven problem solver **Required Training, Licenses and Certifications:** + DOD 8570.1M IAT Level II + One of the following OS Certifications required prior to start (subject to change based on industry, DoD or local policy requirements): + Linux+ or Red Hat Certified System Administrator (RHCSA) + Current Microsoft System Administrator certificate (example: Microsoft Certified: Azure Administrator Associate (Core), Microsoft Certified: Azure Security Administrator Associate (Core and Productivity 365 Roles)) **Preferred Qualifications** + Advance knowledge and certification in both Windows Server and RHEL considered highly desired. + VMware certification + Knowledge/Administration of Trellix, LogRhythm, and MDE + Experience with DoD systems and infrastructure. + Knowledge in Cyber Security Methods and Techniques + Knowledge of DoD IT systems, to include Windows, RHEL, and comprehensive infrastructure concepts. **Security Clearance** Top Secret security clearance is required with T5 or equivalent (SSBI) investigation level. Applicants selected must be a US Citizen to apply for a Secret Security Clearance. Applicants selected either must currently possess a Secret clearance or will be subject to a government security investigation and must meet eligibility requirements to obtain clearance prior to commencement of employment and maintain a security clearance for access to classified information or Closed/Restricted Areas throughout duration of employment. **EXEMPT POSITIONS** Compensation & Benefits HIRING SALARY RANGE: $105,000 - $115,000 (Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant internal equity, and alignment with market data.) This position includes a competitive benefits package. For more detailed information on our Benefits and what it is like to work for Amentum: Please visit our careers site: www.amentumcareers.com . Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, religion, color, sex, gender, national origin, age, United States military veteran’s status, ancestry, sexual orientation, gender identity, marital status, family structure, medical condition including genetic characteristics or information, veteran 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 EEO laws and supplemental language at EEO including Disability/Protected Veterans (https://www.dol.gov/agencies/ofccp/posters) and Labor Laws Posters (https://protect-us.mimecast.com/s/MI5TC2kqOqsOBPMVfnZ32U) .