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Infra. Technology Specialist @ Cognizant | Microsoft 365

About

As an Infra. Technology Specialist at Cognizant, I manage and optimize infrastructure systems for various clients, using my expertise in Microsoft 365 Security, Microsoft Teams, and Lync. I design and implement innovative solutions to enhance operational efficiency and ensure seamless operations, such as deploying cloud-based security policies, configuring teams and channels. I have a Bachelor of Engineering (B.E.) in Electronics and Communications Engineering from Krishnasamy College of Engineering & Technology, and I hold multiple certifications in Cisco Certified Network Associate, Network Engineer, and Microsoft 365 Certified: Security Administrator Associate. I have over 9 years of experience in the IT industry, working as a Server Administrator at Renovision Automation Services and an Associate Consultant at Wipro Limited. I am passionate about learning new technologies and applying them to solve complex problems. I am looking for a challenging position where I can leverage my skills and knowledge to contribute to the success of a dynamic organization

Location

Chennai

Work experience

Infra. Technology Specialist at Cognizant, Sep 2022 - Present · 3 yrs 10 mos, Chennai, Tamil Nadu, India, Successfully executed numerous Exchange to O365 migrations, showcasing hands-on experience in this area. Demonstrated strong troubleshooting skills by effectively resolving MS Teams issues. Possessed a deep understanding of Active Directory (AD) and Azure AD, utilizing this knowledge to enhance system functionality. Served as the primary point of contact for Teams incidents and problems, ensuring timely resolution and conducting root cause analysis. Monitored service health using the MS 365 console, proactively responding to system alerts and notifications. Utilized extensive knowledge of AD/Azure AD and authentication flow mechanisms to support system operations. Analyzed and troubleshooted Microsoft cloud solutions on Azure and Office 365 platforms, delivering effective resolutions for customer issues and systemic problems. Leveraged understanding of company business functions and systems to assess the impact of system changes and vice versa. Demonstrated proficiency in PowerShell scripting within the Office 365, Azure AD, and Teams environments. Conducted mailbox restorations and reviewed litigation, security alerts, and ATP. Ensured compliance with organizational Standard Operating Procedures (SOPs), Infrastructure Change Control process, policies, standards, and procedures. Functioned as a Subject Matter Expert (SME) on OneDrive support and operations.

Associate Consultant at Wipro Limited, Oct 2020 - Sep 2022 · 2 yrs, Chennai, Tamil Nadu, India, Managed CASB Cloud DLP operations, including policy management Oversaw CASB operations, including onboarding SaaS applications, managing shadow IT, and implementing malware policies and scan management Ensured compliance and governance across domain teams Implemented O365 Security & Compliance measures Developed and executed Azure Conditional Access Policies for Azure AD Identified and resolved security vulnerabilities across various servers (AD, DHCP, Exchange, File & Printer Servers) Configured and managed the Hybrid Exchange Environment Implemented and managed Security Policies and Information Protection Labels (AIP) Implemented and managed Anti-SPAM, Anti-Phish, Anti-Malware, and Bulk policies and configurations Conducted eDiscovery cases and content searches Proficient in EOP\ATP and Symantec mail gateways Managed DAG (Database Availability Group) by configuring and implementing Mailbox Database Solutions Planned and implemented mail flow connectors as per project requirements for efficient management Effectively managed the environment using O365 and Azure Portals Resolved critical issues such as database failure, mail queue issues, and relay service failures through troubleshooting Provided technical consultations to another project team regarding MS Exchange and O365

Server Administrator at Renovision Automation Services Pvt. Ltd., Feb 2019 - Sep 2020 · 1 yr 8 mos, Bengaluru, Karnataka, India, Provided support for the corporate network, serving over 1 lakh end users and executive level clients. Successfully completed M365 migrations, including remediation, archiving, data movement, and license assignments for 2013-2016 versions. Proficient in Microsoft 365 and Exchange online administration, with a focus on user management. Completed migrations for Microsoft 365 and Outlook 2016 versions. Managed all aspects of Microsoft 365 workloads, including Exchange Online and Skype for Business. Identified and resolved issues with failed migrations pertaining to Exchange online and on-prem mailboxes. Troubleshot on-prem users mailbox database issues. Administered Cloud/AD/Exchange Server Enterprise accounts, effectively modifying and managing user accounts and group permissions. Configured various server roles such as Active Directory Domain services, Federation service, DNS server, DHCP server, Group Policy, File services, and Print services. Successfully handled P0/P1 calls related to DHCP, FTP, Print servers, and mail issues.

Team Leader at FutureSoft (INDIA) Private Limited, Oct 2018 - Feb 2019 · 5 mos, Chennai Area, India, Oversaw the management of roaming profile, File, and print servers Maintained and updated necessary support knowledge base documents Troubleshoot various email applications including Outlook, LotusNotes, and GroupWise Configured desktop machines and ensured smooth network connectivity Resolved issues related to Active Directory, including user account access and permission problems Evaluated end users' privileged access through entitlement reports Ensured patching and security compliance for all managed servers

Desktop Support at Trigent Software Inc, Aug 2015 - Oct 2018 · 3 yrs 3 mos, Tamil Nadu, India, Conducted weekly CSE team meetings to ensure compliance with location standards and operational stability. Ensured seamless 24/7 network service support for business teams, minimizing interruptions. Facilitated communication and collaboration between location IT operations managers and business teams to validate and implement network and firewall changes without impacting operations. Monitored switch/router alerts and followed up on a regular basis to address any issues promptly. Conducted regular inspections of NTC switch room infrastructure to maintain optimal performance. Periodically reviewed and managed access to NTC/DC/MSR rooms to maintain security protocols. Conducted regular assessments of engineer productivity to optimize team performance.

Education

Bachelor of Engineering (B.E.), Electronics and Communications Engineering, Krishnasamy College of Engineering & Technology

Twelth Standard, Computer Science, Jeeva Velu Matriculation Hr., Sec., School