Sandeep Katre
SYSTEM ADMINISTRATOR | TECHNICAL / CLOUD & IT INFRASTRUCTURE SUPPORT | AZURE AD | MICROSOFT 365 | AWS | ENDPOINT SECURITY & VOIP SUPPORT | AWS | LINUX | WINDOWS | MCITP | CCNA
- Role
- System Administrator at Orion Network Solutions, India
- Location
- Nagpur, MH, IN
- LinkedIn followers
- 500 followers
About Sandeep Katre
Seasoned IT Support Engineer with over 8 years of experience in AWS, Linux, Microsoft…
Experience
System Administrator
Orion Network Solutions, India
Mar 2024 — Present · Nagpur, IN
Provide technical support to 160+ US/UK clients via calls, chats, and emails; maintain 98% SLA compliance and high customer satisfaction ratings. Administer Azure AD / Local AD for accounts (user provisioning, security policies, conditional access). Manage Microsoft 365, Exchange (Exchange Online, SharePoint, Teams) and Google Workspace (50+ tenants, migrations, security setup, training). Implement email security with Barracuda and run KnowBe4 phishing simulations; reduce phishing by 40%. Perform cloud/on-prem backups with MSP360 (servers, SharePoint, email); achieve 100% backup success rate. Lead patch management strategy using Addigy (macOS) and N-able (Windows/Linux); improve compliance & reduce vulnerabilities. Manage 1200+ endpoints (Windows, macOS, Linux) via Addigy and N-able; ensure baseline security compliance. Handle 150+ monthly remote sessions using N-able and ScreenConnect; minimize downtime. Provide network and firewall support including VLAN configuration, VPN setup, connectivity troubleshooting, security policy updates, access rule management, and threat prevention. Deliver endpoint security and threat protection for client environments using ESET and Todyl, ensuring proactive malware, ransomware, and intrusion defence. Deliver VoIP support including 3CX and Intermedia hosted phone systems, covering setup, call flow configuration, and troubleshooting. Use ConnectWise for ticketing, incident tracking, and service request management. Maintain documentation in IT-Glue; improve resolution efficiency by 20%. Monitor and resolve alerts via RMM tools; cut recurring issues by 30% in 6 months. Delivered multiple projects: Exchange to Office 365 migration, Azure Virtual Desktop (AVD) setup, Barracuda implementation, MFA deployment.
Education
Rashtrasant Tukadoji Maharaj Nagpur University, Nagpur
BCCA
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