Wintel / Active Directory Expert (L3/L4) - SS #1

Job Title: Wintel / Active Directory Expert (L3/L4)
Location: Rockville, MD or Princeton, NJ (Relocation preferred)
Work Model: Onsite / Hybrid (based on business need)

Role Overview

We are seeking a senior-level Wintel / Active Directory Expert to support and enhance enterprise infrastructure environments. This role is strictly for Level 3 / Level 4 engineers who are currently operating at an expert level—not L1/L2 support. The ideal candidate will have deep hands-on experience across Active Directory, virtualization, Windows Server, networking, cloud platforms, and automation, supporting complex enterprise data center and hybrid cloud environments.

Key Responsibilities

• Act as a Tier 3 / Tier 4 escalation point for complex infrastructure issues across Wintel, Active Directory, and virtualization platforms.

• Design, support, and troubleshoot enterprise Active Directory and Azure AD environments, including authentication and access services.

• Manage and support virtualized infrastructure and server hardware in data center environments.

• Perform advanced Windows Server OS troubleshooting, root cause analysis, and performance optimization.

• Collaborate with cloud, security, and operations teams to support hybrid cloud compute and observability platforms.

• Develop and maintain automation scripts to improve operational efficiency and reliability.

• Ensure high availability, security, and compliance across infrastructure services.

• Provide technical guidance, documentation, and best practices for junior engineers.

Required Skills & Experience (L3/L4 – Expert Level)

Identity & Access Management

• Expert-level experience with:

  • Active Directory

  • Azure AD

  • SSO

  • Application Proxy

  • PKI / Certificate Services

Virtualization & Data Center

• Expert knowledge of:

  • VMware

  • VxRail

  • Server hardware management

  • Enterprise data center operations

Windows & OS

• Advanced troubleshooting of:

  • Windows Server OS

• Linux experience is a strong plus

Networking

• Expert-level experience with:

  • DNS

  • DHCP

  • Advanced network troubleshooting in enterprise environments

Cloud & Observability

• Hands-on experience with:

  • AWS and/or Azure (Compute & Management)

  • Cloud monitoring, observability, and AIOps tools (AWS/Azure ecosystems)

Automation & Endpoint Management

• Strong experience with:

  • PowerShell scripting

  • Automation frameworks and tooling

• Good understanding of:

  • Laptop management

  • Microsoft Intune

Backup & Storage

• Solid hands-on experience with:

  • Enterprise backup solutions

  • Storage platforms and recovery strategies