Uzair Shaikh
Bengaluru
Summary
Dynamic IT professional with extensive experience at Lenovo, excelling in Microsoft 365 and Exchange Online management. Proven track record in resolving high-severity incidents and enhancing operational efficiency through effective documentation and training. Skilled in Azure and incident management, consistently achieving high customer satisfaction ratings.
Overview
8
8
years of professional experience
1
1
Certification
Work History
Shift Lead / L3 (O365 / EXO /Azure)
Lenovo
Bangalore
06.2024 - Current
- Managed high-severity escalations for Microsoft 365 and Exchange Online tenants across EMEA, NOAM, and APAC, delivering cross-regional support while meeting strict SLA and incident response targets.
- Administered Microsoft Entra ID (Azure AD), including MFA, conditional access, Enterprise Apps and security configurations.
- Managed compliance settings via Microsoft Purview, including Exchange retention policies, DLP policies, litigation hold, and eDiscovery to ensure regulatory alignment.
- Diagnosed and resolved hybrid and cloud-based Exchange connectivity issues (Autodiscover, mail flow, DNS, MAPI/HTTP, SMTP, hybrid configurations), minimizing service disruption.
- Troubleshot connectivity issues between clients and Exchange servers effectively.
- Addressed Azure issues related to compute, storage, and network.
- Developed documentation, SOPs, and knowledge base (KB) articles for Exchange/M365 administration processes, improving knowledge sharing and operational efficiency.
- Led individual/group training sessions for L1/L2 engineers and regional support teams to enhance troubleshooting capabilities and reduce repeat escalations.
- Developed mitigation strategies and prepared standard operating procedures.
L2 / Escalation Engineer (O365 / EXO / Azure)
Concentrix
Bangalore
07.2020 - 06.2024
- Promoted to a direct employee at Lenovo, with greater responsibilities in recognition of strong technical performance and consistent delivery excellence.
- Successfully resolved high-severity and escalated incidents, meeting SLAs and maintaining strong customer satisfaction outcomes.
- Achieved the highest number of customer satisfaction scores year-over-year by effectively addressing client concerns.
- Additional roles and responsibilities as outlined in the Lenovo section above.
Exchange Server Administrator (on-premise)
Wipro
Mumbai
07.2019 - 07.2020
- Deployed and configured Exchange servers, including role installation, database configuration, DAG setup (where applicable), and post-installation validation.
- Managed and resolved issues related to client connectivity, mail flow, transport services, and connector configurations within on-premises Exchange infrastructure.
- Configured and maintained Federation Trust and Hybrid Configuration Wizard (HCW) components to enable free/busy coexistence and hybrid mail flow with Office 365.
- Administered and renewed Exchange SSL/TLS certificates, managing bindings, SAN configurations, and secure mail flow encryption.
- Conducted mailbox management tasks including provisioning, migrations (local and hybrid), database maintenance, and RBAC permission assignments.
- Provided global technical support for Exchange On-Premise Servers - 2007, 2010, 2013, 2016 and 2019.
- Troubleshot issues related to Outlook, OWA, Active sync, ECP, EMS, EWS and OAB.
- Advanced knowledge and hands-on experience on tools like IIS Manager. Exchange Admin Center (EAC), Exchange Management Shell (EMS)
Web Designer and Developer
Digital Mario
Mumbai
01.2018 - 06.2019
- Designed and developed dynamic, responsive websites using HTML5, CSS3, Bootstrap, and WordPress.
- Expert in optimizing static websites to responsive design making it compatible for phone, tablet, and desktop devices.
- Deployed and hosted websites across shared/private Linux servers.
- Managed domain registrations, DNS configurations (A, CNAME, MX, TXT records), and propagation troubleshooting.
- Installed and renewed various SSL certificates via csr to ensure secure HTTPS connection.
- Advanced knowledge of cPanel and Webmail (Roundcube, Horde, Zimbra).
Education
Bachelor of Science - Information Technology (BSc.IT)
K.P.B Hinduja College of Commerce
Mumbai01.2017
Higher Secondary Certificate (HSC) -
M. H. Saboo Siddik Polytechnic
01.2014
Skills
- Microsoft 365
- Microsoft Exchange Online
- Microsoft Exchange On-premise
- Exchange Online management
- Microsoft Teams
- SharePoint
- Microsoft Office
- Azure
- Entra ID/ AAD
- Microsoft Partner Center
- Mailbox Management
- Mail Flow Troubleshooting
- DNS
- Conditional Access
- MFA
- Website design
- Front-end development
- HTML5
- CSS3
- Bootstrap 4
- WordPress
- Incident Management
- Escalation Handling
Certification
- Microsoft Certified: Azure Administrator Associate (AZ-104)
- Microsoft Certified: Teams Administrator Associate (MS-700)
- Microsoft Certified: Fundamentals (MS-900)
Timeline
Shift Lead / L3 (O365 / EXO /Azure)
Lenovo
06.2024 - Current
L2 / Escalation Engineer (O365 / EXO / Azure)
Concentrix
07.2020 - 06.2024
Exchange Server Administrator (on-premise)
Wipro
07.2019 - 07.2020
Web Designer and Developer
Digital Mario
01.2018 - 06.2019
Bachelor of Science - Information Technology (BSc.IT)
K.P.B Hinduja College of Commerce
Higher Secondary Certificate (HSC) -
M. H. Saboo Siddik Polytechnic