Senior Exchange Admin & SME - On-Prem & O365 Hybrid

Leidos

Millington (TN)

On-site

USD 116,000 - 210,000

Full time

5 days ago
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Job summary

Leidos is seeking an Exchange Subject Matter Expert (SME) to support a large enterprise IT contract for the DoD. The role focuses on on-prem Microsoft Exchange implementations across diverse enterprise environments, including physical and virtual server technologies, with responsibilities spanning planning, documentation, testing, and secure production deployment.

The candidate will provide Tier 2/3 admin support, develop SOPs, perform upgrades, and create automation scripts.

Qualifications

  • Bachelor’s degree required with substantial relevant experience in DoD IT environments.
  • Experience at Tier 2/3 admin level for Exchange and related platforms.
  • Strong scripting/automation experience (PowerShell or similar).
  • Experience migrating between on-prem and M365 Exchange Online environments.
  • Ability to work in 24/7/365 mission-critical operations and handle after-hours on-call support.

Responsibilities

  • Provide Tier 2/3 administration for Exchange on-prem and Cloud environments.
  • Develop SOPs and documentation to support O&M efforts.
  • Perform requirements analysis and design for upgrades to newer Exchange versions.
  • Create, test, and implement PowerShell scripts to automate tasks.
  • Support 24/7/365 IT Operations Center with incident triage and resolution.
  • Troubleshoot email routing and cyber security policy impacts on service delivery.
  • Manage roles, services, and permissions in accordance with security mandates.

Skills

Tier 2/3 Admin
Exchange Online
PowerShell scripting
Team leadership
Communication skills
Cyber security awareness

Education

Bachelor's degree + 12 years experience
Master's degree + 10 years experience
Associate's degree + 14 years experience
High School Diploma + 16 years experience

Tools

Microsoft Exchange 2016/2019/2025 SE
Office 365
VMware/physical & virtual servers
NetBackup
Trellix/Windows Defender
PowerShell
ServiceNow

Job description

Leidos is seeking an Exchange Subject Matter Expert (SME) to support a large enterprise IT contract for the DoD. The role focuses on on-prem Microsoft Exchange implementations across diverse enterprise environments, including physical and virtual server technologies, with responsibilities spanning planning, documentation, testing, and secure production deployment.

The candidate will provide Tier 2/3 admin support, develop SOPs, perform upgrades, and create automation scripts.

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