Sys Admin Operations Team Lead

EHS TECHNOLOGIES CORPORATION; Indian Head (MD); On-site; USD 90,000 - 130,000; Full time

Job summary

EHS TECHNOLOGIES CORPORATION is seeking a senior Windows Administrator to lead and secure our Windows-based infrastructure in Maryland. You will manage Active Directory, Group Policy, DNS, and security with STIGs, while overseeing AD migrations and complex server projects.

The role requires expertise in SCCM for patching and OS deployment, PowerShell scripting, IIS deployment, and virtualization with VMware vSphere or Hyper-V. Strong problem-solving and escalation skills are essential.

Qualifications

• 5-7+ years in a senior Windows administration role.
• Expert knowledge of Windows Server 2016/2019/2022.
• Deep understanding of creating and deploying Group Policy objects.

Responsibilities

• Lead and manage Windows-based infrastructure projects and teams.
• Administer AD, DNS, and security with STIG guidance.
• Manage Windows Server environments and IIS, patching, and OS deployment via SCCM.

Skills

Senior Windows Administration

Active Directory

Group Policy

PowerShell

IIS

VMware vSphere

Hyper-V

DNS

Tools

SCCM

Job description

Description

Key Responsibilities

• Leadership: experience managing teams. Candidate will need to have knowledge of Linux and Windows OS systems. Team members and projects are on both systems.
• Active Directory & Group Policy Management: Extensive experience with Active Directory architecture, DNS, and security, including the application of STIGs. Proven experience executing AD migrations. Ensure security and compliance by applying and managing DNS STIGs.
• System & Application Management: Manage and secure Windows Server environments, including the configuration and maintenance of Internet Information Services (IIS). Deploy patches, applications, and operating system updates using SCCM.
• Infrastructure Projects: Lead and execute complex infrastructure projects, with a strong focus on Active Directory (AD) migrations and consolidations.
• Automation & Scripting: Develop, test, and maintain robust PowerShell scripts to automate administrative tasks, streamline processes, and generate reports.
• Troubleshooting: Act as a senior escalation point for complex system issues; apply solid and methodical troubleshooting skills to resolve problems related to servers, services, and network connectivity.
• Virtualization: Administer and optimize the server virtualization environment (VMware vSphere and/or Microsoft Hyper-V).
• Security & Compliance: Proactively monitor systems, manage security configurations, and ensure adherence to internal security policies and standards.
• Backup & Disaster Recovery: Oversee and validate backup and recovery procedures to ensure data integrity and business continuity.
• Troubleshooting: Demonstrated ability to perform in-depth analysis and resolution of complex technical issues.

Requirements

• 5-7+ years of experience in a senior Windows administration role.
• Windows Server: Expert-level knowledge of Windows Server (2016/2019/2022).
• Group Policy: Deep understanding of creating, testing, and deploying complex GPOs.
• SCCM: Proficiency in using System Center Configuration Manager (SCCM/MECM) for patch management, OS deployment, and software distribution.
• Scripting: Advanced PowerShell scripting abilities for automation and system management.
• IIS: Strong experience in deploying and managing web applications on Internet Information Services (IIS).

Like to Have (Preferred):

• Database Experience: Familiarity with database administration, specifically MS SQL or MongoDB.
• Linux Knowledge: Basic administration skills in Linux environments (RHEL, Ubuntu) is beneficial but not required.