Job Title: Systems Administrator – Azure, Microsoft 365 & Network Security - Washington D.C. - up to $150K

Location: United States (On-site/Hybrid – based on client requirements)

A well-established organization is seeking a seasoned Systems Administrator with 5+ years of experience managing enterprise cloud, network, and security infrastructure. This role offers the opportunity to take ownership of a modern Microsoft-focused environment and play a key role in maintaining performance, security, and scalability across critical systems.

This position is ideal for a hands-on infrastructure professional who thrives in a fast-paced environment and enjoys working across Azure, Microsoft 365, switching, and firewall technologies.

Key Responsibilities

Administer and optimize Microsoft Azure infrastructure, including virtual machines, networking, storage, and identity management
Manage and support the Microsoft 365 ecosystem (Exchange Online, SharePoint, Teams, Entra ID/Azure AD)
Configure, maintain, and troubleshoot Extreme Networks switching environments
Administer and support Fortinet firewalls, including VPN configuration, security policies, and threat mitigation
Monitor system performance, security posture, and capacity planning across cloud and on-prem environments
Lead patch management, backup strategies, and disaster recovery planning
Support infrastructure upgrades, migrations, and cloud transformation initiatives
Collaborate with cross-functional teams to ensure secure and reliable IT operations
Maintain documentation for infrastructure architecture, policies, and procedures

Required Experience

5+ years of experience in systems administration within enterprise environments
Strong hands-on experience with Microsoft Azure (IaaS, networking, identity, security)
Proven experience administering Microsoft 365 environments
Experience managing Extreme Networks switches
Experience configuring and maintaining Fortinet firewalls
Solid understanding of network architecture, TCP/IP, DNS, DHCP, VLANs, and VPN technologies
Experience with security best practices, monitoring tools, and compliance standards

Preferred Qualifications

Microsoft certifications (e.g., Azure Administrator Associate)
Fortinet NSE certification
Experience with automation tools or scripting (PowerShell preferred)
Experience supporting hybrid cloud environments

What This Role Offers

Opportunity to manage and enhance a modern, cloud-first infrastructure
High visibility within the organization and influence over infrastructure strategy
A stable environment with strong leadership support
Competitive compensation and comprehensive benefits

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