Windows Systems Engineer

Samsung SDS America•Plano, TX
•$135,000 - $147,000

About The Position

Samsung SDS America is seeking a Senior Microsoft Exchange and Active Directory Engineer to design, implement, maintain, and optimize enterprise messaging and directory services. The role supports secure, highly available, and reliable operations across Microsoft Exchange, Active Directory, Group Policy, and DNS environments. It includes managing Exchange Server, Database Availability Groups (DAGs), mail flow, replication, backup and recovery, and enterprise email archiving solutions such as Enterprise Vault and Barracuda Message Archiver. The engineer provides Tier 3 technical support, troubleshoots complex infrastructure issues, manages patching and upgrades, and works with business and technical teams to improve system performance, security, and operational efficiency. The role requires strong troubleshooting and networking expertise, adherence to ITIL change management practices, thorough documentation, and participation in a 24/7 on-call rotation.

Requirements

  • 8–10 years of experience as a Windows system administrator and Active Directory/Exchange engineer.
  • Experience planning, installing, configuring, and troubleshooting Microsoft Exchange and Active Directory environments.
  • Experience with email archiving systems, including Barracuda Message Archiver, Enterprise Vault, and Exchange Native Archiving.
  • Ability to configure, troubleshoot, and manage Enterprise Vault email archiving solutions.
  • Advanced PowerShell scripting skills.
  • Ability to troubleshoot Microsoft Exchange environments at an advanced, end-to-end level.
  • Experience with Windows Server 2012, 2016, 2019, and 2022, and Windows desktops.
  • Ability to use and implement monitoring, patch, and application management tools.
  • Ability to recommend infrastructure upgrades, refreshes, and improvements.
  • Strong understanding of networking, especially in relation to Microsoft Exchange.
  • Strong knowledge of the ITIL Change Management Process.

Nice To Haves

  • Experience with Remote Desktop Server.
  • Strong verbal and written communication skills.
  • Ability to work both in a team and independently.
  • Knowledge of the change management process.
  • Experience with VMware vCenter and ESXi.
  • Experience with iDRAC.

Responsibilities

  • Design, implement, document, test, troubleshoot, and deploy IT system solutions related to Exchange 2013, 2016, 2019, and SE.
  • Design and configure Microsoft Exchange infrastructure to maintain a stable, secure, and highly available email environment.
  • Maintain, monitor, and configure DAG databases, replication, backup and restore, Free/Busy, Address Book Policies, mail flow, and Exchange certificates.
  • Maintain and update Active Directory DNS.
  • Deploy and manage Microsoft Active Directory forests, domains, and Active Directory Certificate Services.
  • Configure and maintain Group Policies.
  • Troubleshoot Active Directory replication and logon issues.
  • Maintain and support email archives for end users and compliance.
  • Provide Tier 3 end-user support.
  • Work with business clients to evaluate, streamline, and improve systems, processes, and workflows.
  • Maintain and develop documentation.
  • Own processes related to and supporting email archiving and patch management.
  • Recommend, design, and plan upgrades and system improvements.
  • Participate in an on-call rotation providing 24/7 uptime and support.

Benefits

  • Competitive salary
  • Medical coverage
  • Dental coverage
  • Vision coverage
  • Prescription coverage
  • Wellness program
  • Parental leave
  • 401(k) match and savings plan
  • Flexible spending accounts
  • Life insurance
  • Paid holidays
  • Paid time off
  • Additional benefits
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