Exchange Systems SME — On-Site (TS/SCI)

D2 Technical Services; Alexandria (VA); On-site; USD 160,000 - 200,000; Full time

Benefits offered by this job

Health/Dental/Vision

401(k) match

Accrued PTO

STD/LTD/Life Insurance

Referral Bonuses

Professional development reimbursement

Job summary

D2 Technical Services is seeking an Exchange Subject Matter Expert (SME) to support a large DOD IT contract. The role focuses on on-prem Exchange, Exchange Online, and hybrid deployments across enterprise environments, with strong emphasis on security and O&M documentation.

You will administer Exchange 2019/2025 SE, perform upgrades, script automation, and provide Tier 2/3 support in a 24/7/365 mission environment. This is an on-site position requiring US citizenship and security clearance.

Qualifications

• Experience with Tier 2/3 system administration in enterprise environments.
• Extensive experience with Office 365 and Microsoft Exchange 2016, 2019, and 2025 SE.
• Extensive knowledge of scripting/automation through PowerShell or similar.
• Strong problem-solving and root-cause analysis skills.
• Experience upgrading Exchange versions and migrations to M365.
• Familiarity with ITSM/ticketing systems (ServiceNow).
• Clear communicator with leadership abilities in a team setting.
• US citizenship; TS/SCI with poly; security clearance preferred.

Responsibilities

• Provide Tier 2/3 admin support for physical and virtual servers.
• Perform requirements analysis and document resolutions for upgrades.
• Collaborate to address network latency and user experience issues.
• Establish and maintain availability and capacity management.
• Create, test, and implement PowerShell scripts to automate tasks.
• Troubleshoot email routing and security policy impacts in hybrid environments.
• Manage Exchange Online within Office 365 hybrid/cloud environments.
• Support 24/7/365 operations and on-call outages.
• Prepare technical reports and post-incident reviews.

Skills

Office 365

Microsoft Exchange

PowerShell scripting

Server administration

Incident management

Security/compliance

Education

Bachelor's degree with 12 years of relevant experience

Master's degree with 10 years

Associate's with 14 years

High School Diploma with 16 years

Tools

ServiceNow

NetBackup

VMware

Trellix/Windows Defender

Job description

D2 Technical Services is seeking an Exchange Subject Matter Expert (SME) to support a large DOD IT contract. The role focuses on on-prem Exchange, Exchange Online, and hybrid deployments across enterprise environments, with strong emphasis on security and O&M documentation.

You will administer Exchange 2019/2025 SE, perform upgrades, script automation, and provide Tier 2/3 support in a 24/7/365 mission environment. This is an on-site position requiring US citizenship and security clearance.