Senior Windows Systems Administrator

We are seeking a Senior Windows Systems Administrator to join a high-performing Agile team operating within the Scaled Agile Framework (SAFe). This role is designed for a technical leader who thrives in a complex, fast-paced environment and enjoys the challenge of supporting a broad geographic footprint.

Key Responsibilities

• Infrastructure Oversight: Monitor and optimize a sophisticated ecosystem comprising VMware server hosts, Windows and Linux guest servers, and Virtual Desktop Infrastructure (VDI).
• Security & Hardening: Lead the management of Information Assurance Vulnerability Alerts (IAVAs) and system security scanning. You will identify, remediate, and document vulnerabilities in strict accordance with System Security Plans.
• Systems Administration: Maintain virtual server clusters, resolve Active Directory configuration issues, and manage vulnerability patching and system scan findings.
• Strategic Collaboration: Provide high-level technical support to partner workgroups, fostering strong interdepartmental collaboration to meet overlapping program goals.
• Operational Excellence: Utilize enterprise monitoring tools to proactively detect and resolve alerts, ensuring minimal disruption to business functions.
• Continuous Improvement: Plan and implement IT enhancements and project-related work to evolve the environment's capabilities.

Required Skills and Education

• Professional Experience: Minimum of 7 years of Windows administration experience and 7 years of experience in information security management (including governance, risk management, and compliance).
• Technical Proficiency: 5+ years of hands-on experience with: Implementing and managing Windows Active Directory and DNS environments. Advanced creation and management of Group Policy Objects (GPOs). Microsoft SCCM. Microsoft Exchange administration and Exchange Management Shell.
• Implementing and managing Windows Active Directory and DNS environments.
• Advanced creation and management of Group Policy Objects (GPOs).
• Microsoft SCCM.
• Microsoft Exchange administration and Exchange Management Shell.
• Automation Skills: Proficiency in Windows Command Line and advanced PowerShell scripting.
• Security Expertise: A deep understanding of advanced security protocols, information security principles, and hands-on experience with IAVA management.
• Generalist Knowledge: Familiarity with Linux operating systems, VMware, and core networking technologies (switches, routers, LANs).

Preferred Skills and Education

• Bachelor's degree in Computer Science, IT, or a related field with 12+ years of relevant experience.
• Experience documenting and supporting security accreditation and certification activities.
• Expertise in network security technologies, including multi-domain solutions, PKI, and SSPs.
• Experience with data center design and configuration (rack-and-stack, power planning).
• Experience utilizing automation tools such as Ansible or SaltStack.
• Previous experience supporting software configuration management and development environments.