Bangalore

Job Brief

We are seeking an experienced Exchange and Active Directory Administrator to manage, secure, and optimize the organization’s messaging and identity infrastructure across Microsoft Exchange Server, Exchange Online, Active Directory, and Microsoft Entra ID environments. The candidate will be responsible for ensuring the availability, performance, security, and compliance of enterprise messaging and directory services, supporting hybrid identity solutions, mailbox migrations, disaster recovery, and automation initiatives.

Roles & Responsibilities

- Install, configure, administer, and upgrade Microsoft Exchange Server 2016/2019 and Exchange Server Subscription Edition (SE) environments.

- Design and maintain Database Availability Groups (DAGs), load balancing configurations, SSL certificates, and high-availability solutions for Exchange environments.

- Administer and support Exchange Online and hybrid Exchange deployments, including mailbox provisioning, migrations, coexistence, and hybrid connectivity.

- Manage mail flow components, including connectors, transport rules, accepted domains, message tracking, and troubleshooting email delivery issues.

- Implement and maintain email security controls, including Anti-Spam, Anti-Malware, SPF, DKIM, DMARC, and Microsoft Defender for Office 365.

- Administer and maintain Active Directory domains, forests, sites, trusts, domain controllers, FSMO roles, and replication services.

- Manage user accounts, groups, organizational units (OUs), service accounts, and delegated permissions throughout the account lifecycle.

- Design, implement, and troubleshoot Group Policy Objects (GPOs) to support organizational security and operational requirements.

- Administer and maintain AD-integrated DNS and DHCP services.

- Manage hybrid identity solutions using Microsoft Entra Connect and Cloud Sync,



ensuring synchronization health and resolving identity-related issues.

- Perform Active Directory and Exchange backup, recovery, and disaster recovery testing, including authoritative restores and AD Recycle Bin recovery.

- Monitor Exchange and Active Directory performance, replication health, service availability, and capacity utilization.

- Plan and execute Exchange and Active Directory patching, cumulative updates, security updates, and vulnerability remediation activities.

- Implement security best practices for messaging and identity platforms and ensure compliance with organizational and regulatory requirements.

- Develop and maintain automation scripts and administrative tools using PowerShell, including Exchange Management Shell and Active Directory modules.

- Create and maintain technical documentation, standard operating procedures (SOPs), system architecture diagrams, and operational runbooks.

- Provide L2/L3 support for escalated incidents, changes, and problem management activities following ITIL-based processes.

Requirements

-

- Bachelor’s or Master’s degree in Computer Science, Information Technology, Engineering, or a related field.

- 4-6 years of hands-on experience administering enterprise Microsoft Exchange and Active Directory environments.

- Strong experience with Exchange Server 2016/2019, Exchange Server SE, and Exchange Online administration.

- Proven expertise in managing Database Availability Groups (DAGs), Exchange hybrid configurations, and mailbox migration projects.





- Strong knowledge of email routing, mail flow management, connectors, transport rules, and messaging troubleshooting.

- Experience implementing and managing email security solutions, including SPF, DKIM, DMARC, Microsoft Defender for Office 365, and anti-spam/anti-malware technologies.

- Deep understanding of Active Directory architecture, including domains, forests, trusts, replication, FSMO roles, and Group Policy.

- Hands-on experience with Microsoft Entra ID, Entra Connect, and hybrid identity synchronization.

- Proficiency in administering DNS, DHCP, and Windows Server environments supporting Active Directory services.

- Strong PowerShell scripting and automation skills for Exchange and Active Directory administration.

- Experience with backup, recovery, and disaster recovery planning for messaging and identity platforms.

- Knowledge of identity security, privileged access management, vulnerability remediation, and compliance best practices.

- Strong troubleshooting, analytical, and problem-solving abilities.

- Excellent verbal and written communication skills with the ability to collaborate across technical and business teams.

- Customer-focused mindset with strong organizational and documentation skills.

- Adaptable to work in shifts and provide support across multiple locations based on business requirements.

- Relevant industry certifications are highly desirable, including:

- - Microsoft 365 Certified: Messaging Administrator Associate

- Microsoft Certified: Identity and Access Administrator Associate

- Microsoft Certified: Windows Server Hybrid Administrator Associate

- Microsoft Certified: Azure Administrator Associate

- ITIL Foundation Certification

- Demonstrated commitment to continuous learning and professional development in messaging, identity, and cloud technologies.

📌 Exchange and Active Directory Administrator (Bengaluru)
🏢 Indecomm global services
📍 Bengaluru