Sr Analyst III Infrastructure Services

Job Description:

• Administer and maintain MS Exchange versions (2013/2016/2019) and on-premise infrastructure, including backup and restore procedures, mailbox management, and public folder replication.
• Provide advanced support for Exchange Online services, including hybrid configurations, mail flow troubleshooting, and message tracking.
• Configure and troubleshoot remote email access using Outlook and OWA.
• Manage and maintain anti-SPAM products and Enterprise Vault Servers.
• Architect, design, and implement solutions using Office 365 services, including Exchange Online, SharePoint Online, Microsoft Teams, and Security & Compliance.
• Handle Tier 3 operations and assist Tier 1 and 2 teams with complex issues.
• Troubleshoot advanced Office 365 issues using tools like PowerShell and diagnostic tools while adhering to SLA timelines.
• Collaborate with cross-functional teams to identify and resolve global technical issues.
• Monitor system performance and provide root cause analysis for complex issues.
• Execute projects related to migrations, new implementations, and system improvements for Office 365.
• Provide detailed reporting on Office 365-related tasks and tickets.

• Extensive knowledge of Windows Server OS (2008, 2012, 2016, 2019) and desktop environments (Windows 10/11).
• Proficiency in MS Exchange protocols (SMTP, POP3, RPC/HTTPS, MAPI/HTTPS).
• Experience with Exchange Hybrid Configurations and Azure AD Connect implementations.
• In-depth understanding of Office 365 features, including DKIM, DMARC, transport rules, DLP policies, and retention/archival policies.
• Knowledge of SharePoint Online architecture and Microsoft Teams troubleshooting.
• Advanced capabilities in tools like PowerShell, MFCMapi, IDFix, and diagnostic utilities.
• Experience with ADFS Single Sign-On and backup/restoration tools for Exchange environments.
• Strong grasp of network protocols (TCP/IP) and DNS mail traffic flows.

• Minimum of 8-10 years of relevant experience.
• At least 2 years of experience as a Level 3 engineer.
• Bachelor’s degree or higher in a related field.
• Microsoft certifications for Office 365 workloads are a plus.

• Excellent communication and customer handling skills.
• Strong analytical and problem-solving abilities.
• Ability to manage multiple tasks and deliver results within timelines.
• Highly organized and a team player.
• Quick decision-making and a proactive approach to issue resolution.

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.

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