Systems Administrator III - M365 (Exchange OnPrem & Cloud)

Compucom; Maharashtra; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

CompuCom in Maharashtra, India seeks an experienced System Administrator III for the Messaging and Collaboration domain (M365). The role spans design, troubleshooting, and implementation of enterprise infrastructure across organizational holdings.

You will handle P1 issues, configure mail gateways, and support hybrid, cloud, and on-prem environments. Strong knowledge of Exchange Online, Azure AD, and PowerShell is essential for on-call support and RCA reporting.

Qualifications

• 5+ years of experience managing and troubleshooting O365 products.
• Excellent team and collaboration skills.
• Experience delivering technical triages to peers.
• Willing to work in rotational shifts.
• Document technical work and research to help colleagues and improve support.
• Must have MS 900 certification.
• Preferred Microsoft 365 Certified: Enterprise Administrator Expert

Responsibilities

• Handle P1 and escalated issues in a busy M365 environment.
• Configure and support Mail Gateways (Proofpoint, IronPort).
• Set up O365 Hybrid Environment and connectors; manage Hybrid and cloud-only environments.
• Administer and troubleshoot O365 services incl. Exchange Online, Azure AD, OneDrive, SharePoint, MS Teams, Outlook/OWA, Yammer, Streams.
• Work with CA policies, MFA and Application Registration in Azure.
• Troubleshoot SMTP, DNS, SPF, DKIM, DMARC and DLP policies.
• Perform Exchange lifecycle tasks incl. patches, certificates and migration (staged, remote, cutover).
• Create KBs/Wikis; provide RCA and on-call support when required.

Skills

Team collaboration

O365 administration

PowerShell

Exchange Online

Azure AD

M365 security basics

Education

MS 900

Microsoft 365 Certified: Enterprise Administrator Expert

Tools

Exchange Management Shell

Proofpoint

IronPort

MX Toolbox

Header Analyzer

MFCMAPI

AAD Connect

Hybrid configuration tools

Job description

Profile: System Administrator III

Domain: Messaging and Collaboration (M365)

Level: 3

Role: The role of the M365- III is to be a part of Infrastructure Team that involved in designing, troubleshooting and implementation of the enterprise infrastructure and information across organizational holdings.

Responsibilities

The M365 L3 is always expected to maintain professional working relationships. Contacts will include key corporate stakeholders, the M365 Team, business unit personnel and associated working groups. The individual is expected to meet objectives with integrity and efficiency.

• Handle P1 and escalated issues.
• Experience with supporting and configuring Mail Gateway (Proofpoint, IronPort)
• Knowledge of setting up O365 Hybrid Environment (Hybrid connection Wizard) and set up Connectors
• Working knowledge on Hybrid as well as cloud only environment.
• Hands on experience in administering & troubleshooting O365 environment including Azure AD, AAD Connect, Exchange Online, OneDrive, SharePoint, MS TEAMS, Outlook/OWA, Yammer and Streams.
• Working knowledge and experience of Conditional Access policies, Multi Factor Authentication and Application Registration in Azure.
• Should have knowledge of MS Office troubleshooting Tools (MX TOOLBOX, Header Analyzer, MFCMAPI)
• Hands on experience in PowerShell scripting and Exchange management shell.
• Exchange server maintenance (Patching and Certificate renewal).
• Setting up and hands on knowledge of Hybrid Email routing (Centralized and Decentralized Mail flow)
• Migration experience like staged, remote, Cutover and IMAP from On-Premise to O365 and 3rd party products to O365.
• Troubleshoot Active Directory Sync issues (Dir Sync/duplicate proxies)
• Knowledge Of Exchange 2019 sever (Server Roles).
• Hands on Experience in troubleshooting SMTP Emails (SCAN to Email using Printer, Emails from Applications)
• Working knowledge of SPF, DNS, DKIM, DMARC
• Working knowledge of DLP policies, Retention & Archival Policies.
• Should have knowledge on M365 licensing types.
• Perform Change Management. Perform environment wide changes.
• Creating KBs/Wikis for the team.
• Able to analyze provide and RCA of the reported issues.
• Available for On-Call support.

Required Qualifications

• 5+ years of relevant experience in managing and troubleshooting O365 products.
• Experience in delivering technical triages to peers.
• Must have excellent team and collaboration skills.
• Must have experience in supporting O365 technologies and willing to work in rotational shifts.
• Document your technical work and research to help your colleagues, improve the product, and improve the support experience.
• Should be MS 900 certified.
• Preferred Microsoft 365 Certified: Enterprise Administrator Expert

On-Camera Video Interview Notice

Candidates selected to interview must participate in live, on-camera video interviews for identity verification and assessment purposes. Interviews will be recorded where permitted by law. Participation and consent to applicable recording requirements are required to continue in the hiring process. Failure to participate in required on-camera interviews may result in removal from further consideration for employment.