Note: The job is a remote job and is open to candidates in USA. Maximus is a trusted federal partner supporting mission-critical programs across national security, defense, and public service delivery. The Journeyman System Administrator will be responsible for supporting enterprise Patch and Upgrade Management operations, executing vulnerability remediation, system patching, and ensuring operational stability across large-scale environments.

Responsibilities

• Execute CVE-based patching by severity across client, server, cloud, and on‑prem environments
• Develop, test, maintain, and deploy system images and standardized configurations to support secure and consistent enterprise deployments
• Perform manual Linux/UNIX patching activities across physical and virtual server environments, including validation and rollback when required
• Track, document, and report patching activities and remediation status to support compliance and audit visibility
• Conduct post-deployment validation, monitor system impacts, and ensure operational stability across production and non-production environments
• Meet critical and high-severity vulnerability remediation timelines and execute contingency/rollback procedures as needed
• Support large-scale endpoint and infrastructure environments, including workstations, mobile devices, voice/video endpoints, and physical/virtual servers

Skills

• Ability to obtain and maintain a Public Trust is required
• Must be a U.S. Citizen without dual citizenship
• Bachelor's degree in Computer Science, Information Technology, or related field
• 7+ years of system administration experience within enterprise IT environments
• Enterprise patch and vulnerability management (CVE, severity-based remediation)
• Windows Server and Linux/UNIX administration (manual patching experience required)
• Physical and virtual server administration (on‑prem and cloud environments)
• Change, configuration, and release management processes
• System imaging, configuration baselines, and rollback procedures
• Compliance-driven documentation and reporting
• An active Public Trust and/or DHS suitability is preferred
• Scripting experience (PowerShell, Bash, Python)
• Exposure to configuration management or automation tooling (e.g., Ansible)
• Experience supporting large-scale endpoint environments (30k+ workstations, mobile, VoIP, VTC)
• Familiarity with ITSM platforms and operational reporting
• Experience working in federally regulated IT environments

Benefits

• Health insurance coverage
• Life and disability insurance
• A retirement savings plan
• Paid holidays and paid time off
• Short- and long-term incentives
• Program-specific awards
• Reasonable accommodations to individuals requiring assistance during any phase of the employment process due to a disability, medical condition, or physical or mental impairment

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