Systems Administrator; Linux​/Microsoft; Remote

Systems Administrator (Linux/Microsoft)

Victor 12 is hiring a Systems Administrator (Linux/Microsoft) to support an ongoing prime contract with the Veterans Benefits Administration (VBA) based in Orlando, Florida. This position is a remote / work‑from‑home opportunity and requires the ability to work East Coast hours between approximately 7:30–9 AM ET and approximately 4–5:30 PM ET.

The Systems Administrator works closely with the Program Manager and Lead Integrator to maintain current installations and administration of Windows IIS, Microsoft SQL, SharePoint On Premise, and Linux RHEL9 environment servers, along with cloud‑based applications and databases on hosted servers. The role includes upgrading servers, operating systems, SQL, and SharePoint to newer versions. Responsibilities also cover server operations—including hardware, OS, utilities, configuration, patch management, version upgrades, and all aspects of server availability excluding COTS/GOTS applications.

The Systems Administrator provides Tier 2 response in an operations environment escalated by on‑site Tier 1 staff.

• Work with vendors to install, customize, and test hardware and software; collaborate with development teams to deploy application changes to servers.
• Collect and report performance diagnostics; provide solution options for performance issues.
• Perform server log maintenance and reviews; develop/implement backup strategies based on customer review and approval.
• Install, configure, and maintain Active Directory servers, users, and groups.
• Provide recommendations for software and hardware purchases and configurations to maintain server and network currency, meet requirements, and maintain NIST RMF Authority to Operate (ATO).
• Provide documentation and evidence support for NIST RMF continuous monitoring.
• Address Nessus findings in a timely manner.
• Create and maintain administrator support documentation.
• Maintain current and accurate inventory documentation of all server hardware and software Government Furnished Equipment (GFE).
• Track service requests received via email, phone, or in‑person support.
• Prioritize, track, analyze, and generate reports on service requests.
• Provide end‑user support; troubleshoot and diagnose problems related to network or server issues.
• Maintain user accounts in applications.
• Coordinate updates and other technical activities for developers and supported users.
• Maintain server and network infrastructure in compliance with policies such as NIST, FISMA, and SOX.
• Establish secure FTP for developers.

• Bachelor’s degree plus 6 years of related experience in Windows and Linux clustered server operations.
• Server setup and installation skills; experience with server configuration and management in a load‑balanced environment and Highly Available Virtual Machines (HAVM).
• Strong understanding of networking fundamentals (DNS, load balancing, firewalls).
• Experience with virtualization platforms (VMware, Hyper‑V).
• Experience with NIST RMF compliance with moderate or higher profiles.
• Current experience with configuring audit‑trail collection and reporting tools.
• Administration experience with Apache, LAMP, and PHP environments, Linux RHEL
  8.x/9.x, Windows Server 2019 and above, Microsoft SQL Server 2019 and above, and Microsoft SharePoint Server 2016 and above.
• Current experience with Microsoft Excel pivot tables, functions, and macros.
• Experience with responding to Nessus Tenable reports.
• AWS, Azure, or Google Cloud administration experience.
• Strong written and verbal communication skills with a solid grasp of English.
• Ability to work collaboratively with others and independently with minimal supervision.
• Background investigation, including FBI fingerprint check, and “identity‑proofed” identification through authentication of two forms of government‑issued identification.
• Authorization to work for any employer in the United States. (
  
  Note:
  
  Victor 12 cannot sponsor or take over sponsorship of an employment visa.)

• Active security certifications (e.g., Security+ CE, Network+, CCNA, CAP, CASP, or SANS).
• Scripting experience with Microsoft Power Shell.
• Help desk…