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Assistant Manager - Network/Infrastructure

Orysys Limited    Colombo • Full-time

We are looking for an experienced and technically competent Assistant Manager - Network & Infrastructure to oversee and maintain the organization's IT infrastructure, network operations, and security systems. The ideal candidate will ensure system reliability, network availability, cybersecurity, and efficient IT operations while leading the Network and Infrastructure team.

Key Responsibilities:

  • Lead and oversee the Network and Infrastructure team to ensure the reliability, availability, and optimal performance of core IT systems.
  • Oversee the design, configuration, and implementation of network infrastructure across head office and branch locations, ensuring reliable connectivity for servers, workstations, and business-critical systems.
  • Manage, configure, and maintain network infrastructure devices, including routers, switches, firewalls, and wireless access points.
  • Provide advanced technical support by diagnosing and resolving network, hardware, software, and operating system- related issues.
  • Maintain accurate IT infrastructure documentation, system logs, and operational reports to ensure audit readiness and regulatory compliance
  • Manage and resolve technical issues while coordinating modifications and maintenance of the company's CCTV, alarm surveillance, and PABX systems.
  • Implement and monitor IT security measures, including firewall configurations and spam filtering systems, to safeguard organizational IT assets and sensitive data.
  • Monitor and maintain Forti Analyzer for centralized security event management while performing regular backups of firewall configurations and system data.
  • Develop, review, and maintain IT policies, standards, and procedures in accordance with regulatory requirements and industry best practices.

Requirements & Qualifications:

  • Minimum of 7+ relevant experience in Network Administration, IT Infrastructure, and Network Security.
  • National Diploma in Information and Communication Technology or an equivalent qualification.
  • Professional qualifications in Computer Hardware, Networking, and Network Administration.
  • Professional certifications in Cisco (CCNA), Microsoft (MCSA), and Fortinet Network Security (NSE 1-3).
  • Additional certifications in Google Cybersecurity, Google IT Support, and Google Workspace Administration will be an added advantage.
  • Hands-on experience with Fortinet firewall platforms, antivirus solutions, email systems, and centralized log management.
  • Excellent leadership, communication, and documentation skills.

ORYSYS Limited is an equal opportunity employer, and all recruitment decisions are based solely on suitability, regardless of race, gender, marital status, disability, age, religious belief, or sexual orientation. By submitting your application, you consent to collection and processing of PII for recruitment purposes, for further information refer our Website Privacy Policy.