Senior System Administrator

CenturyIQ · India

Organization Overview:

CenturyIQ Solutions India Private Limited, based in Mumbai, is the dedicated captive unit of Century Financial, UAE. The organization delivers high-impact knowledge process services across trading systems, financial infrastructure, and capital markets technology, supporting outsourced technology and operations functions for Century Financial.

Role Overview:

We are looking for an experienced Senior System Administrator to manage, maintain, and optimize our organization's IT infrastructure. The ideal candidate will have strong hands-on expertise in Microsoft O365, Server & Storage administration, On-Premises and Cloud services, IT Asset Management, and Telephony systems. This role requires a proactive professional who can independently handle end-to-end IT operations while ensuring high availability, security, and performance of all IT systems.

Key Responsibilities:

• Manage and maintain IT infrastructure including servers, networks, storage, and endpoint devices.
• Ensure system availability, performance, security, and proactive issue resolution.
• Administer Microsoft 365 services including Exchange Online, Teams, SharePoint, OneDrive, Entra ID, and Intune.
• Manage user accounts, licenses, access controls, MFA, Conditional Access, and DLP policies.
• Support Azure/AWS cloud services, provisioning, monitoring, backup, and optimization.
• Install, configure, and maintain Windows/Linux servers and virtualization platforms (VMware/Hyper-V).
• Manage storage systems, backups, disaster recovery, and capacity planning.
• Administer Active Directory, DNS, DHCP, Group Policy, and hybrid cloud connectivity.
• Maintain IT asset inventory, software licensing, procurement, and lifecycle management.
• Support VoIP/PBX systems including 3CX, CloudTalk, Cisco, Grandstream, and Yealink.
• Manage telephony configurations, SIP trunks, call routing, IVR, and troubleshooting.
• Manage IT vendors, contracts, SLAs, renewals, and service coordination.
• Implement security controls, endpoint protection, patch management, and compliance practices.
• Provide Level 2/3 technical support and maintain IT documentation.

Requirements:

• 6+ years of experience in IT infrastructure administration or a similar role.
• Strong hands-on experience with Microsoft 365 administration (Exchange Online, SharePoint, Teams, Azure AD/Entra ID, Intune).
• Solid knowledge of Windows Server administration (Active Directory, DNS, DHCP, Group Policy).
• Experience with storage systems (SAN/NAS) and backup/disaster recovery solutions.
• Proficiency in virtualization technologies (VMware, Hyper-V).
• Experience managing hybrid cloud environments (Azure/AWS) and cloud-to-on-prem integrations.
• Working knowledge of IT asset management tools and processes.
• Hands-on experience administering telephony/VoIP/PBX systems such as 3CX, CloudTalk, Cisco, Grandstream, and Yealink PBX.
• Strong understanding of network fundamentals (LAN/WAN, firewalls, VPN, switching/routing).
• Familiarity with IT security best practices and compliance frameworks.
• Proven experience in vendor management — contract negotiation, SLA tracking, and coordination with IT service/telecom providers.
• Excellent problem-solving, analytical, and communication skills.
• Ability to manage multiple priorities and work independently under pressure.

Preferred Certifications (Nice to Have)

• Microsoft Certified: Modern Desktop Administrator / M365 Certified
• Microsoft Certified: Azure Administrator Associate
• VMware Certified Professional (VCP)
• CompTIA Server+ / Network+ / Security+
• ITIL Foundation