Senior IT Infrastructure Engineer

Key Responsibilities

• Administer and support the Microsoft Active Directory environment, including Group Policy
• Manage Microsoft Exchange (on‑premises and hybrid Microsoft 365) infrastructure
• Administer and support Microsoft 365 services, including:
• Entra ID (Azure AD)
• Intune (endpoint management)
• Office 365 applications and services
• Maintain, patch, and troubleshoot Windows and Linux server environments
• Support Windows‑based client systems
• Administer virtualization platforms, including:
• VMware vSphere, vCenter, and ESXi
• Manage compute infrastructure, including:
• 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 system performance, availability, and security
• Perform patching, upgrades, and routine infrastructure maintenance
• Troubleshoot incidents, perform root cause analysis, and implement long‑term fixes
• Maintain accurate system documentation and operational runbooks

Required Qualifications

• Bachelor’s degree in Computer Science, Information Systems, or equivalent experience
• 6–10 years of experience in infrastructure or systems administration
• Experience working in a Managed Service Provider (MSP) or fast‑paced, multi‑environment IT organization
• Demonstrated ability to support a broad range of technologies rather than a single specialized platform
• Hands‑on experience with:
• Microsoft Intune and endpoint management
• Entra ID and identity & access management
• Cisco UCS environments
• Strong experience with:
• Active Directory and Group Policy
• Microsoft 365 and hybrid Exchange deployments
• VMware virtualization technologies
• Proven experience managing Windows and Linux systems
• Solid understanding of networking fundamentals (switching, routing, firewalls)
• Strong troubleshooting, analytical, and problem‑solving skills

Preferred Qualifications

• Familiarity with AWS services (EC2, S3, VPC, IAM)
• Scripting or automation experience (PowerShell, Bash)
• Relevant certifications (Microsoft, VMware, AWS, Cisco)

Must be able to perform the essential functions of the position, with or without reasonable accommodation; however, reasonable accommodations will be provided for qualified individuals with disabilities unless doing so would impose undue hardship.

The total compensation package for this position will also include incentive compensation and benefits such as health insurance, unlimited paid time off, parental leave, a 401k matching program, and other benefits to its employees.

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, gender identity, sexual orientation, protected veteran status, or any other characteristic protected by law.

If you reside in a state or locality with enacted pay transparency laws, you are entitled to request and receive additional details regarding compensation and benefits. For assistance, please contact us at 202-524-8238 between 8:00 AM and 5:30 PM ET, Monday through Friday.