Systems Administrator / Service Desk

Purpose and Impact Come be a part of an exciting and ever‑changing program that provides a comprehensive range of state‑of‑the‑art solutions and hands‑on assistance in designing, implementing, managing and sustaining operations across various network environments for our customer. We provide an environment that fosters and supports innovation and valuing “outside‑the‑box” thinking to solve complex problems. There are several training opportunities for team members that want to learn new technologies and stay current with their technical skillset. We are a highly technical group and nurture growth, with a technical culture of cross‑trained teammates with opportunities to develop additional skillsets. Work Schedule 8hrs/day, 5days per week, all onsite. Occasional Thursday evening patching (starting at 5 PM). Occasional travel will be available. Essential Responsibilities Maintain smooth operation of multi‑user computer systems in coordination with systems and network engineering teams. Monitor and manage system resources (CPU, disk, memory, response times) to ensure optimal performance. Perform systems security administration, including account creation, user profile management, workstation/server imaging, and access control across multiple networks. Install, configure, and maintain system‑wide software; set up administrator accounts; maintain system documentation; and tune system performance. Provide Tier 1–2 support to users, distinguishing isolated issues from enterprise‑wide problems. Support implementation, troubleshooting and maintenance of IT systems across Windows and Linux environments. Work within a JIRA ticketing environment to track incidents, collect data, analyze trends and implement solutions. Diagnose customer issues, initiate repairs or returns, and document recurring problems with recommended preventive actions. Collaborate with systems and network engineers on enterprise‑wide deployments and technology rollouts. Install and troubleshoot workstations, thin clients, applications, printers, scanners, phones and other IT equipment. Provide backup recovery support and make recommendations for hardware/software purchases. Create and maintain technical documentation, including logical and physical diagrams. Work Environment, Physical Demands, and Mental Demands Standard Work Environment Minimum Requirements (Knowledge, Skills and Abilities) 4+ years of experience in an enterprise IT environment performing systems administration and/or end‑user support Experience imaging and deploying Windows servers and/or workstations Strong troubleshooting experience in Windows environments Experience with Virtual Desktop Infrastructure (VDI), specifically VMware Experience administering enterprise systems using Active Directory and related administrative tools Ability to create clear technical documentation and diagrams Strong communication skills and customer‑focused troubleshooting ability Experience with ticketing systems (Jira, ServiceNow, etc.) Experience working within classified enterprise networks Team‑oriented mindset with the ability to collaborate technically with peers Required IAT Certs: one or more of the following: Security+, SecurityX (CASP+), CISSP Required Vendor Cert: one or more of the following: Microsoft, VMWare, Cisco, Netapp, Pure Storage, HP, Dell, Linux+, RedHat. If not currently achieved, then must achieve within 6 months of hire Security Clearance Required

TS/SCI

Required Certifications Required IAT Certs: one or more of the following: Security+, SecurityX (CASP+), CISSP Required Vendor Cert: one or more of the following: Microsoft, VMWare, Cisco, Netapp, Pure Storage, HP, Dell, Linux+, RedHat. If not currently achieved, then must achieve within 6 months of hire Preferred Qualifications Bachelors Degree Prior Military experience Other Responsibilities Safety – Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. 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. 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. 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. Equal Employment Opportunity 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. #J-18808-Ljbffr Amentum