Windows System Engineer

ExecuSource, Inc.; Atlanta, Northern (GA, KY); Hybrid; USD 90,000 - 120,000; Full time

Job summary

ExecuSource, Inc. is seeking a Windows Systems Engineer in Atlanta, GA with 4–7 years of hands-on experience to maintain and secure our Windows server ecosystem.

You will support Active Directory, Entra ID, Microsoft 365, Intune, and endpoint management while collaborating with Help Desk, Security, and Infrastructure teams to deliver reliable services. The role emphasizes automated, secure, end-user computing environments and strong customer service.

Qualifications

• 4-7 years of hands‑on experience supporting enterprise Microsoft environments.

Responsibilities

• Administer, troubleshoot Windows Server environments to ensure reliability and uptime.
• Manage Active Directory/Entra ID, including GPOs, user lifecycles, and access controls.
• Administer Microsoft 365 cloud services (Exchange Online, Teams, SharePoint, OneDrive) and endpoint management.
• Plan, schedule, and execute patching cycles across Windows Servers and endpoints using Intune, WSUS or third‑party tools.
• Create, update, and maintain runbooks and knowledge base articles; provide documentation.
• Serve as escalation owner for complex issues (Tier 2/3) and deliver strong customer service.

Skills

4-7 years experience

Windows Server OS

Active Directory / GPO

Microsoft Entra ID / Hybrid Identity

Microsoft Intune

Patch management tools

PowerShell scripting

Troubleshooting Tier 2/3

Customer service mindset

Education

Bachelor's degree in IT/CS

Tools

WSUS

Intune

ManageEngine Endpoint Central

NinjaOne

Action1

PowerShell

Job description

WINDOWS SYSTEMS ENGINEER

Location: Atlanta, GA

Department: Infrastructure & Operations

Reports To: Manager, Windows Infrastructure & End User Computing

POSITION SUMMARY

We are seeking a proactive Windows Systems Engineer (4-7 years of experience) to join our Infrastructure & Operations team. In this role, you will be responsible for maintaining, optimizing, and securing our enterprise Windows server ecosystem, Active Directory, Microsoft 365 tenant, and endpoint management infrastructure. Functioning as a Tier 2/Tier 3 escalation point, you will work closely with our Help Desk, Infrastructure, and Security teams to deliver a reliable, automated, and secure end-user environment while providing exceptional service to internal business partners.

KEY RESPONSIBILITIES

Windows Server & Infrastructure Administration

• Administer, monitor, and troubleshoot Windows Server environments to ensure high system reliability, performance, and uptime.
• Perform routine server maintenance, health checks, operating system upgrades, and disaster recovery/backup testing.
• Manage server security configurations and resolve infrastructure incidents efficiently.

Active Directory, Entra ID & Identity Management

• Administer Active Directory (AD), including OUs, Group Policy Objects (GPOs), user/group lifecycle management, and access controls.
• Support Microsoft Entra ID (Azure AD) and hybrid identity configurations to ensure secure authentication, DNS functionality, and SSO integration.
• Enforce security best practices, least-privilege access model, and operational compliance standards.

Microsoft 365 & Endpoint Management

• Administer and support Microsoft 365 cloud services, including Exchange Online, Teams, SharePoint, OneDrive, and license management.
• Manage and configure Windows 10/11 endpoints via Microsoft Intune, overseeing device enrollment, compliance policies, and app deployment.
• Oversee workstation imaging, provisioning, and hardware lifecycle standards for laptops and desktops.

Enterprise Patch Management & Automation

• Plan, schedule, and execute patching cycles across Windows Servers and endpoints using Microsoft Intune, WSUS, or third-party tools (e.g., ManageEngine Endpoint Central, NinjaOne, Action1).
• Monitor patch compliance, remediate failed deployments, and maintain zero-day vulnerability protection.
• Utilize PowerShell scripting to automate routine administrative tasks, standardize workflows, and improve operational efficiency.

Advanced Technical Support (Tier 2/3) & User Enablement

• Serve as an escalation owner for complex technical issues routed from the Help Desk covering servers, endpoints, M365, VPN, and peripheral hardware.
• Create, update, and maintain comprehensive technical documentation, system runbooks, and knowledge base articles.
• Deliver outstanding customer service while fostering collaborative relationships across internal business teams.

QUALIFICATIONS & REQUIREMENTS

Core Experience & Skills

• 4-7 years of hands‑on experience supporting enterprise Microsoft environments.
• Deep technical proficiency across:
  • Windows Server OS (2016/2019/2022) & Active Directory / GPO
  • Microsoft 365 & Microsoft Entra ID (Hybrid Identity)
  • Endpoint Management via Microsoft Intune & Windows 10/11
  • Patch management tools (WSUS, Intune, ManageEngine, NinjaOne, Action1)
• Experience with PowerShell scripting for system administration and automation tasks.
• Proven ability to troubleshoot complex Tier 2/3 technical incidents across infrastructure, networking (DNS/VPN), and endpoints.
• Exceptional customer service mindset with strong written and verbal communication capabilities.

Preferred Qualifications & Certifications

• Relevant Microsoft Certifications: Azure Administrator Associate (AZ-104), Endpoint Administrator (MD-102), or legacy MCSA.
• ITIL Foundation certification or familiarity with ITIL service management frameworks.
• Bachelor's degree in Information Technology, Computer Science, or equivalent hands‑on experience.

KEY COMPETENCIES

• Ownership & Problem Solving: Takes initiative from issue identification through root‑cause remediation.
• Automation Mindset: Continuously looks for opportunities to automate manual workflows and standardize processes.
• Adaptability: Thrives in a fast-paced environment and eager to learn evolving enterprise technology stacks.