HTC Global Services · 6 hours ago
Server Admin - L3
Brooklyn, NY
Full-time
Onsite
Senior Level, Lead/Staff
13+ years expHTC Global Services is seeking a senior Infrastructure Engineer to manage enterprise-scale Windows Server and VMware environments. The role focuses on problem diagnosis, performance optimization, and automation to ensure the efficiency and security of infrastructure services while collaborating with various technical teams.
Information TechnologyInsuranceSoftware
Responsibilities
Advanced Infrastructure Administration: Lead the configuration, optimization, and lifecycle management of Windows Server (2016/2019/2022) environments, including AD, DNS, DHCP, and core infrastructure services
Virtualization Management: Design, implement, and troubleshoot VMware vSphere/ESXi clusters, including HA/DRS configuration, vMotion, resource pools, templates, and performance tuning
Incident & Problem Management: Act as final escalation point for critical infrastructure issues; perform root cause analysis (RCA) and implement permanent fixes and preventive measures
Automation & Scripting: Develop and maintain PowerShell or Python-based automation scripts for server provisioning, patching, monitoring, and compliance reporting
Performance & Capacity Optimization: Conduct capacity planning, performance benchmarking, and trend analysis to ensure optimal resource utilization and scalability
Security & Compliance: Implement and maintain security baselines, hardening standards, and patch compliance in accordance with organization policies and industry best practices
Infrastructure Modernization: Contribute to the migration and modernization of workloads, including hybrid cloud integration, VMware upgrades, and backup/recovery strategy enhancements
Collaboration & Documentation: Partner with storage, network, and application teams for complex troubleshooting; review and enhance SOPs, technical runbooks, and knowledge articles
Mentorship & Governance: Provide technical guidance to L1/L2 teams, review their work, and drive continuous service improvement initiatives
Qualification
Required
Expert-level knowledge of Windows Server administration, Active Directory, Group Policy, and DNS/DHCP/IIS
Deep understanding of VMware vSphere, vCenter, HA/DRS clusters, and virtual networking/storage
Strong scripting and automation experience using PowerShell or Python
Proven experience in RCA, performance tuning, and capacity planning
Familiarity with configuration management tools (e.g., Ansible, SCCM, or similar)
Working knowledge of backup/restore technologies (Veeam, Commvault, Networker) and endpoint protection solutions
Exposure to cloud/hybrid integration (Azure/VMware Cloud) is an advantage
Experience: 13–15 years in infrastructure support/engineering, with at least 3–4 years in an L3 or equivalent senior technical role
Strong analytical and problem-solving mindset
Ability to lead technical bridges and manage high-severity incidents
Excellent communication and documentation skills
Proactive and drives automation and efficiency
Preferred
Microsoft Certified: Windows Server Hybrid Administrator Associate
VMware Certified Professional – Data Center Virtualization (VCP-DCV)
ITIL v4 Foundation
Azure Administrator Associate (optional)
Benefits
Group Health (Medical, Dental, and Vision)
Paid Time Off
Paid Holidays
401(k) matching
Group Life and Disability insurance
Professional Development opportunities
Wellness programs
A variety of other perks
Company
HTC Global Services
HTC Global Services Inc., is a global provider of Information Technology and Business Process Services and Solutions.
10001+ employees
H1B Sponsorship
HTC Global Services has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (361)
2024 (367)
2023 (440)
2022 (314)
2021 (227)
2020 (438)
Funding
Current Stage
Late StageTotal Funding
$1.2MKey Investors
Michigan Economic Development Corporation
2024-12-10Grant· $1.2M
Leadership Team
Gunasekaran Nadar
CHIEF FINANCIAL OFFICER
Girish Arora
Vice President, Financial Services and Insurance
Recent News
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