Windows Administrator - Mid

ValidaTek is seeking a reliable and skilled Mid-Level Systems Administrator to support the Cybersecurity Systems Support (CSS) contract with the Defense Information Systems Agency (DISA). This position is responsible for the day-to-day operations, maintenance, and security of enterprise systems in a high-security DoD environment. The ideal candidate will possess a solid technical foundation, a collaborative mindset, and the ability to support secure and stable IT infrastructure. This is a 100% on-site role located in Pensacola, FL.

Shift: Monday - Friday 0700 - 1500

Responsibilities

• Maintain and support Microsoft Windows Server environments, performing system administration, monitoring, patching, and troubleshooting to ensure reliable operations.

• Configure, manage, and troubleshoot Microsoft Active Directory, Group Policy Objects (GPO), DNS, and DHCP services to support enterprise infrastructure requirements.

• Administer, configure, and maintain Microsoft SQL databases and IIS (Internet Information Services) web servers.

• Configure, administer, and maintain enterprise virtualization and application delivery leveraging Citrix Xen Server, Citrix Virtual Apps and Desktops, and Citrix Gateway.

• Harden operating systems and applications by strictly applying DISA Security Technical Implementation Guides (STIGs) and adhering to NIST risk management frameworks.

• Perform system monitoring, log analysis, and troubleshooting of hardware and software issues.

• Maintain accurate documentation of system configurations, changes, and procedures.

• Provide supplementary administration, maintenance, and troubleshooting for Linux-based systems within the enterprise environment.

• Apply foundational networking knowledge to assist in troubleshooting connectivity, routing, and switching issues in coordination with network engineering teams.

• Active Secret clearance with the ability to obtain a Top Secret clearance.
• Associate's or Bachelor's degree in Computer Science, Information Technology, or a related field OR equivalent hands-on experience.
• DoD 8570 IAT Level II certification (e.g., Security+ CE) - required.
• Mid-Level (Typically 3 to 5+ years of dedicated systems administration experience in an enterprise environment).
• Extensive hands-on background and technical proficiency with Microsoft Windows enterprise environments.
• Demonstrable functional knowledge of Linux command-line administration and basic network topologies.
• Working knowledge of STIG compliance, RMF, and security best practices.
• Experience with system management and monitoring tools (e.g., SCCM, SolarWinds, PowerShell scripting).
• Strong troubleshooting skills and the ability to work independently in a secure, structured environment.
• Excellent communication and documentation abilities., * Vendor certifications such as MCSA, RHCSA, or VMware Certified Professional (VCP).
• Familiarity with eMASS, HBSS, ACAS, or Splunk.
• Understanding of ITIL practices, including change and configuration management.
• Experience supporting DoD or classified information systems.

At ValidaTek, we modernize and optimize IT services to solve some of the most critical challenges facing federal civilian and defense agencies. From customers to partners to top-talent employees, ValidaTek puts people first, empowering them to exceed expectations and transform government organizations. Our success starts and ends with our people, so we built a company where great people can do great things, with the resources and autonomy to make decisions that transform organizations. We operate as one team of diverse people, united by a passion for continuous growth and optimization. Our commitment to quality and performance optimization is the reason why our IT Service Projects and New Development Projects have been appraised at CMMI Maturity Level 5, positioning us as one of a handful of elite companies to receive the highest form of third-party validation. www.validatek.com