Exchange Administrator

Overview: TekWissen is a global workforce management provider throughout India and many other countries in the world. The below job opportunity is to one of our clients who is a part of a trusted global innovator of IT and business services headquartered in Tokyo. We help clients transform through consulting, industry solutions, business process services, IT modernization and managed services. This client enables us to move confidently into the digital future. This client committed to Long Term success and combine global reach with local client attention to serve them in over 50 Countries. Position: Exchange Administrator Location: Hyderabad / Bangalore / Chennai / Pune / Noida / Gurgaon Work Type: Hybrid Job Type: Full Time The Senior Systems Analyst Email/Exchange Services is responsible for the engineering, support, and optimization of enterprise messaging platforms, including Microsoft Exchange, Exchange Online, and SMTP relay services. This role serves as a subject matter expert (SME) and technical escalation point for complex email and messaging issues, ensuring reliable, secure, and high-performing communication services across the enterprise. The Senior Systems Analyst partners closely with the Lead to execute strategic initiatives, drive operational excellence, and support critical business and executive communication needs. Core Platforms & Technologies Microsoft Exchange Subscription Edition / Exchange Online Microsoft Outlook (desktop, mobile, citrix) Active Directory / Azure AD Windows Server 2019 Linux SQL Server IIS (Internet Information Services) PowerShell scripting and automation Arctera EV.Cloud (email archive) Twilio SendGrid SMTP relay platforms and mail routing systems Certificate lifecycle management Key Responsibilities: Advanced Support & Operations Provide Tier 2 support for enterprise messaging services, including incident resolution and root cause analysis Troubleshoot and resolve: Outlook connectivity and configuration issues Mailbox provisioning, maintenance, and licensing Email delivery and mail flow problems Distribution lists, application DLs, and shared mailboxes Conference room and equipment mailboxes SMTP routing and relay issues SMC provisioning creation and maintenance Support mailbox migrations, onboarding to Exchange Online, and hybrid configurations Participate in on-call rotation for critical production support Messaging Infrastructure & Administration Administer and maintain Exchange, Windows, and IIS environments Execute monthly patching cycles for Exchange SE, Windows, and IIS Support SMTP relay infrastructure for internal enterprise applications Assist with management of email routing across domains and IPs Maintain Arctera email archive platform and support retention processes Engineering & Implementation Support implementation and configuration of messaging solutions, including: Exchange upgrades and migrations Cloud onboarding and hybrid email integrations Subsidiary integrations (email provisioning and address creation) Assist in execution of enterprise projects, including: Email relay modernization initiatives Product evaluations, POCs, and implementation activities Contribute to automation efforts using PowerShell to improve operational efficiency Security, Compliance & Governance Support legal hold processes, mailbox maintenance, and eDiscovery activities in partnership with Legal and Compliance teams Assist in tracing, analyzing, and resolving email security incidents Ensure compliance with retention, governance, and regulatory requirements Maintain secure configurations for messaging systems and services Vendor & Platform Support Assist with administration and support of Twilio SendGrid environment Support IIS configuration, patching, and certificate management Engage with vendors for troubleshooting, issue resolution, and service improvements Support vulnerability remediation and business continuity efforts Executive & Business Support Provide high-touch support for critical business users, including executive assistants and executive leadership workflows Support executive mailbox maintenance, migrations, and issue resolution Assist with handling sens .