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About the position We are looking for a Senior Windows Systems Engineer to join our IT infrastructure team. This role is ideal for a seasoned professional who thrives in complex enterprise environments and is passionate about system stability, automation, and security compliance. You’ll be managing a large-scale Windows Server infrastructure (3000+ servers) while playing a key role in patching, vulnerability management, and system optimization. This is a hybrid/onsite position based in San Antonio, TX. Responsibilities • Windows Server Management: Administer, maintain, and troubleshoot Windows Server 2016, 2019, and 2022 across large enterprise systems. • Patch Management: Lead Microsoft’s monthly patching cycles using SCCM. Create, test, and deploy server packages (no endpoint management). • Vulnerability Remediation: Identify and address system vulnerabilities. Work toward raising compliance benchmarks (e.g., improving from 60% to 70%). • Automation & Scripting: Develop PowerShell scripts for automation—monitoring services, generating patch reports, and tracking compliance. • Endpoint Management: Use tools like Tanium and compare its effectiveness with SCCM in managing server environments. • Security Collaboration: Partner with security teams to resolve real-time threats (e.g., CrowdStrike alerts) and support hardening initiatives. • Cloud Integration: Work with hybrid cloud infrastructure (Azure, AWS)—focus on provisioning, patching, and cost optimization. • ITSM & Compliance: Manage change tickets through ServiceNow, aligning with ITIL frameworks (Incident, Problem, Change Management). • Client Interaction: Engage directly with clients, explain technical solutions clearly, and support decision-making with pros/cons analysis. • Team Leadership: Handle escalations, resolve team conflicts, and support a collaborative, solution-oriented environment. • Directory Services: Provide support for Active Directory, Group Policy, and authentication services. Requirements • 8+ years of experience in Windows Systems Engineering in large-scale enterprise environments. • Deep expertise with SCCM for server patching, deployment, and reporting. • Strong knowledge of vulnerability management and server hardening practices. • Proven ability to script and automate with PowerShell in real-world scenarios. • Hands-on experience with Tanium, and comparative understanding with SCCM. • Working knowledge of ServiceNow for ticketing and change control. • Proficiency in managing Windows Server OS (2016/2019/2022). • Familiarity with security compliance tools and enforcing security baselines. • Exposure to Azure and AWS in hybrid environments. • Strong interpersonal and communication skills—comfortable working with cross-functional teams and clients. Nice-to-haves • Experience with Ansible for configuration management is a plus. • Microsoft Certified: Azure Administrator or Windows Server Hybrid Admin Associate. • CompTIA Security+ or equivalent security certification. • ITIL v4 Foundation Certification. • Flexible work from home options available.