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Posted 23 May, 2026

Senior System Administrator

IT BY DESIGN
Delhi, DL, IN Full Time
Reference: 88026cb4cfc40511

Job Description

Job Summary:\n\nWe are looking for a proactive IT Support Engineer to manage user accounts, provide technical support, and ensure smooth IT operations. The ideal candidate will have experience in Active Directory, Office 365, identity management, and end-user support while maintaining high SLA standards.\n\nKey Responsibilities:\n\n1. Active Directory & User Management\n\n- Manage user lifecycle including user creation, modification, and deletion\n- Administer groups and security groups\n- Ensure proper access control and permissions management\n\n2.

Office 365 Administration\n\n- Manage license assignment and optimization\n- Troubleshoot O365-related issues (Outlook, Teams, etc.)\n- Handle user access management\n- Manage shared mailboxes and distribution lists (DLs)\n\n3. Identity & Access Management\n\n- Implement and manage Multi-Factor Authentication (MFA)\n- Conduct timely access reviews and support client audits\n- Handle MFA enrollment for users\n- Identify and respond to compromised accounts\n\n4. Desktop Support\n\n- Provide first-call resolution for end-user issues\n- Troubleshoot general desktop and Outlook-related problems\n- Ensure issue resolution within defined timelines (≤ 24 hours based on severity)\n\n5.

Ticketing & Service Management\n\n- Ensure SLA adherence of ≥ 95%\n- Manage and reduce ticket backlog (weekly/monthly targets)\n- Maintain 100% documentation compliance for all tickets\n\n6. Monitoring & Incident Response\n\n- Monitor alerts and respond within ≤ 15 minutes for critical issues\n- Handle NOC alerts, including tools like Auvik and network outages\n- Escalate issues as required\n\n7. Application Support\n\n- Troubleshoot application-related issues\n- Ensure critical issues are resolved within SLA timelines\n- Drive reduction in recurring incidents through root cause analysis\n\nKey Skills & Requirements:\n\n- Hands-on experience with Active Directory and Office 365\n- Knowledge of Identity Management and MFA\n- Strong troubleshooting skills for desktop and applications\n- Experience with ticketing tools and SLA-driven environments\n- Basic understanding of network monitoring tools (e.g., Auvik)\n- Good communication and documentation skills\n\nPerformance Metrics (KPIs):\n\n- SLA adherence ≥ 95%\n- First Call Resolution rate improvement\n- Average resolution time ≤ 24 hours\n- Alert response time ≤ 15 minutes\n- Reduction in ticket backlog and recurring incidents

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