Messaging & Collaboration Engineer (M365)

Job description

Make an impact with NTT DATA Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive. We are looking for a highly skilled Messaging and Collaboration Engineer to manage, optimize, and secure our enterprise collaboration ecosystem. In this role, you will oversee a complex hybrid environment including Exchange (On-Premises and Online), Microsoft Teams, SharePoint, Microsoft Viva, enterprise voice, and M365 Apps, while leveraging Microsoft Power BI for ecosystem insights and reporting. The ideal candidate is a proactive problem-solver who uses PowerShell to automate tasks, maintains high system availability, and consistently delivers top-tier support within established SLAs. Through the proactive monitoring, identifying, investigating, and resolving of technical incidents and problems, the Managed Services Cross Technology Engineer (L2) is able to restore service to clients. The primary objective of this role is to proactively review client requests or tickets and apply technical/process knowledge to resolve them without breaching service level agreement (SLA). The Managed Services Cross Technology Engineer (L2) focuses on second-line support for incidents and requests with a medium level of complexity and focusses across two or more technology domains - Cloud, Security, Networking, Applications and / or Collaboration etc. This role may also contribute to / support on project work as and when required. Key Responsibilities Messaging Manage and optimize Exchange Server (On-Premises) and Exchange Online environments Configure and maintain mail flow, connectors, and transport rules Plan and execute hybrid mailbox migrations and coexistence strategies Collaboration Administer and support Skype for Business Server infrastructure Manage and enhance Microsoft Teams collaboration capabilities Support cross-platform user communication and collaboration features Voice & Unified Communications Configure and troubleshoot Microsoft Teams Calling Manage Enterprise Voice routing, Direct Routing, and Cloud Voicemail Maintain seamless communication across multiple platforms PowerShell Automation Develop and maintain PowerShell scripts for automation and efficiency Leverage Microsoft Graph API, Teams, and Exchange modules Automate bulk operations, reporting, and administrative tasks Security & Maintenance Maintain infrastructure security including TLS, OAuth, and mail hygiene Perform patch management and system updates Manage certificate lifecycle, including renewals and compliance Monitoring & Reliability Implement proactive monitoring and alerting mechanisms Respond to incidents and participate in an on-call support rotation Ensure high availability and performance of messaging platforms Proactively monitors the work queues. Performs operational tasks to resolve all incidents/requests in a timely manner and within the agreed SLA. Identifies, investigates, analyses issues and errors prior to or when they occur, and logs all such incidents in a timely manner. Executes changes with clear identification of risks and mitigation plans to be captured into the change record. Ability to work across various other resolver group (internal and external) like Service Provider, TAC, etc. Identifies problems and errors before they impact a client’s service Leads and manages all initial client escalation for operational issues. May work on implementing and delivering disaster recovery functions and tests. Academic Qualifications and Certifications: Bachelor's degree or equivalent qualification in IT/Computing (or demonstrated equivalent work experience). Certifications relevant to the services provided (certifications carry additional weightage on a candidate’s qualification for the role). Microsoft 365 Certified: Enterprise Administrator Expert Microsoft 365 Certified: Teams Administrator / Collaboration Engineer Associate Required Experience & Skills 6+ years of experience in Messaging and Unified Communications within enterprise environments Strong hands-on expertise in: Exchange Server (SE) and Exchange Online Microsoft Teams Skype for Business Server Experience with hybrid environments and migration strategies Proficiency in PowerShell scripting and automation Strong troubleshooting and analytical skills Workplace type : On-site Working About NTT DATA NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 70 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D. Equal Opportunity Employer NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today. Third parties fraudulently posing as NTT DATA recruiters NTT DATA recruiters will never ask job seekers or candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties who may attempt to impersonate NTT DATA recruiters whether in writing or by phone in order to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will come from an @nttdata.com email address. If you suspect any fraudulent activity, please contact us .