System Administrator

3 weeks ago

Cochin, Kerala, India MBUZZ Full time

Summary: The System Administrator will oversee and manage the maintenance, configuration, and operations of IT infrastructure including on-premise and cloud-based systems. The ideal candidate will have expertise in O365 administration, AWS Cloud Server Management, Active Directory, Proxmox, VMware/Hyper-V, VoIP systems, and enterprise-level IT operations. This role also involves website maintenance, API integrations, software deployment, and IT security management while ensuring seamless technical support for internal teams.

Roles & Responsibilities

Server & Workstation Management


• Install, configure, and maintain Windows/Linux servers, laptops, and workstations.


• Manage AWS cloud servers, Proxmox virtualization, and on-premise environments (VMware, Hyper-V).


• Perform system upgrades, patch management, and monitor system health.

User Support & Access Management


• Administer Office 365, Active Directory, SSO (Single Sign-On), and Access Work or School accounts.


• Manage user accounts, group policies, and permissions. Network & Security


• Troubleshoot hardware, software, and network issues.


• Implement system security best practices and manage firewall rules.


• Maintain data backup, disaster recovery procedures, and endpoint protection.

Software & Application Management


• Oversee Microsoft Software Centre deployments and application updates.


• Integrate calling/VoIP software with business systems.


• Manage internal API integrations and ERP systems (ZOHO, ODOO, Lantern, SAP B1).

Website & Service Maintenance


• Maintain corporate website and coordinate updates with developers.


• Ensure optimal uptime and performance of hosted applications. Support & Documentation


• Provide technical support and guidance to internal teams.


• Maintain detailed documentation of system configurations, network diagrams, and procedures.


• Train staff on new technologies, tools, and IT policies.

Certifications


• ITIL (Required)


• CCNA (Required)


• MCSA, RHCSA (Preferred)


• AWS Solutions Architect (Preferred)

Skills:


• Strong knowledge of IT hardware, networking, and enterprise infrastructure


• Excellent communication and client-facing skills


• Strong leadership, organizational, and team management abilities


• Problem-solving mindset with attention to detail


• Ability to work under pressure and manage multiple priorities

Educational Qualification


• Bachelor's degree in Information Technology, Engineering, or related field. Experience

Experience


• 8+ years of experience in System Administration with enterprise-level IT operations


• Strong experience in enterprise-level IT infrastructure management


• T icketing systems and remote support tools


• Hands-on experience with VoIP systems, wireless technologies, and ERP integration tools


• Familiarity with ITSM practices (Change Management, Incident Management)


• Strong knowledge of network protocols, system security, and database management

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