Metric5 ยท 16 hours ago
Exchange Subject Matter Expert - TS/SCI Required
Washington, DC
Full-time
Onsite
Senior Level, Lead/Staff
8+ years expMetric5 is seeking a highly experienced Exchange Subject Matter Expert (SME) to support the Cloud Team, providing technical leadership for the administration, modernization, and migration of Microsoft Exchange in a classified environment. This role will serve as the primary Exchange authority, supporting a mission-critical on-premises Exchange infrastructure and leading efforts to transition to Exchange Online via a hybrid deployment model.
Digital EntertainmentInformation TechnologySoftware
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Serve as the technical lead and SME for Microsoft Exchange in a classified environment
Administer, maintain, and troubleshoot on-premises Exchange Server (2016/2019 or equivalent)
Design, implement, and support Exchange hybrid configurations to enable migration from on-prem Exchange to Exchange Online
Lead planning and execution of mailbox, service, and configuration migrations to Exchange Online while minimizing operational risk
Manage mail flow, transport rules, certificates, DAGs, and high availability configurations
Perform Exchange upgrades, patching, and lifecycle management
Ensure Exchange configurations comply with STIGs, RMF, and organizational security requirements
Partner with cybersecurity teams to implement secure authentication, certificate management, and access controls
Support audits, vulnerability remediation, and continuous compliance efforts in classified environments
Lead troubleshooting and resolution of complex Exchange-related incidents and outages
Collaborate with Cloud, systems, and cybersecurity teams, as well as customer stakeholders, to align Exchange solutions with mission needs
Provide technical recommendations, risk assessments, and migration strategies to leadership and the customer
Develop and maintain architecture documentation, SOPs, and operational runbooks
Serve as a trusted technical advisor for Exchange-related decisions and modernization efforts
Qualification
Required
Active TS/SCI clearance (required)
8+ years of hands-on experience administering Microsoft Exchange in enterprise environments
Strong experience supporting Exchange in classified, high-side, or air-gapped networks
Proven experience designing and implementing Exchange hybrid environments and migrating from on-prem Exchange to Exchange Online
In-depth knowledge of Exchange Server architecture and administration
Experience with Active Directory and identity integration
Knowledge of mail flow, transport rules, and security controls
Experience with certificates, PKI, and authentication mechanisms
Strong troubleshooting skills and ability to operate as the Exchange technical authority
Preferred
Experience with Exchange STIG implementation and RMF processes
PowerShell scripting for Exchange administration and automation
Experience supporting highly available, mission-critical messaging environments
Prior experience advising government customers or senior leadership on Exchange strategy and risk
Benefits
Health & Dental Insurance with 100% of individual coverage paid for by the company
Vision Insurance
Life & Short Term Disability Insurance
401K with company match (employees are immediately vested)
Paid Vacation
9 Paid Holidays per year (plus 2 paid floating holidays)
Parental Leave
Employee Bonuses
Professional Development Reimbursement Program
Tuition Assistance Program
Company
Metric5
Metric5 is a customer-focused, employee-driven company that is passionate about leading collaborative digital transformation.
51-200 employees
Funding
Current Stage
Growth StageLeadership Team
Adam S.
Chief Technology Officer
Perry Kessler
Chief Financial Officer
Recent News
EIN Presswire
2025-07-08
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