Senior IT Infrastructure Engineer

Key Responsibilities:
- Administer and support Microsoft Active Directory, including Group Policy
- Manage Microsoft Exchange (on-premises and hybrid Microsoft 365)
- Administer and support Microsoft 365 services: Entra ID (Azure AD), Intune, Office 365 applications and services
- Maintain, patch, and troubleshoot Windows and Linux server environments
- Support Windows-based client systems
- Administer virtualization platforms (VMware vSphere, vCenter, ESXi)
- Manage compute infrastructure (Cisco UCS)
- Configure, support, and troubleshoot network infrastructure (Cisco firewalls and switches)
- Administer and support storage systems (Dell PowerStore and Isilon)
- Support and maintain AWS environments as required
- Monitor performance, availability, and security; perform patching/upgrades and routine maintenance
- Troubleshoot incidents, perform root cause analysis, and implement long-term fixes
- Maintain system documentation and operational runbooks

Required Qualifications:
- Bachelor’s in Computer Science/Information Systems or equivalent experience
- 6–10 years in infrastructure/systems administration
- Experience in an MSP or fast-paced, multi-environment IT organization
- Ability to support a broad range of technologies
- Hands-on: Intune/endpoint management; Entra ID/identity & access management; Cisco UCS
- Strong: Active Directory & Group Policy; Microsoft 365 & hybrid Exchange; VMware virtualization
- Proven Windows and Linux administration; networking fundamentals (switching/routing/firewalls); strong troubleshooting/analytical skills

Preferred Qualifications:
- AWS (EC2, S3, VPC, IAM)
- Scripting/automation (PowerShell, Bash)
- Relevant certifications (Microsoft, VMware, AWS, Cisco)

Benefits (explicitly stated): health insurance, unlimited paid time off, parental leave, 401(k) matching, incentive compensation

Application instructions: For assistance, call 202-524-8238 (8:00 AM–5:30 PM ET, Mon–Fri).