Sr Network Engineer

4 weeks ago

Chennai, India Schima Sysnet And Systems Full time

Job Title: Sr Network Engineer
Location: Chennai
Experience:6+ Years
Roles & Responsibilities:

  • Configure, manage, and troubleshoot routers, switches, firewalls, and intrusion detection/prevention systems (IDS/IPS).
  • Experience with CISCO, Alcatel, Palo Alto, Check Point, Juniper, and Fortinet network devices.
  • Configure and manage Cisco Lightweight Access Points, Wireless Controllers, and Aruba ClearPass (Network Access Control Appliance).
  • Administer F5 Load Balancers for optimal application performance.
  • Manage Structured Cabling (UTP/Fiber) and ensure robust infrastructure.
  • Oversee administration, support, and maintenance of the campus-wide network infrastructure.
  • Continuously monitor network performance and implement improvements to ensure optimal network operation.
  • Analyze traffic patterns, troubleshoot problems, and fine-tune the network for better performance.
  • Configure and maintain Layer 2 and Layer 3 switches and Core Firewalls.
  • Implement and maintain Network Access Control (NAC) appliances to enforce security policies.
  • Ensure Firewall rules configuration and implement security settings to safeguard network integrity.
  • Regularly update network device firmware and operating systems.
  • Collaborate with other teams (Service Desk, On-site Support) to provide proactive network support and resolution of issues.
  • Maintain and update network documentation and diagrams to reflect environmental changes.
  • Ensure that Standard Operating Procedures (SOPs) and network procedures are up-to-date and adhered to.
  • Ensure compliance with organizational policies, security standards, and best practices.
  • Track and manage requests, incidents, and deployments, ensuring timely resolution and proper escalation when necessary.
  • Collaborate with stakeholders to recommend and implement the most efficient network solutions based on requirements.
  • Ensure high availability and performance of the network infrastructure, minimizing downtime and network interruptions.
  • Qualifications:
  • Proven experience with Cisco, Juniper, Alcatel, Palo Alto, Check Point, and Fortinet network devices.
  • Strong understanding and hands-on experience with Layer 2 and Layer 3 switches, Core Firewalls, and Network Access Control (NAC) systems.
  • Familiarity with Structured Cabling (UTP/Fiber) and wireless technologies such as Cisco and Aruba Wireless Controllers.
  • Extensive experience with F5 Load Balancers, traffic optimization, and high-availability solutions.
  • Strong troubleshooting skills and experience analyzing network traffic patterns, statistics, and system logs.
  • Ability to work in a fast-paced, collaborative environment and manage network-related incidents and escalations effectively.
  • Experience in configuring and securing network infrastructure, including firewalls, IDS/IPS, and NAC systems.
  • Excellent communication skills, with the ability to liaise effectively with internal teams, vendors, and stakeholders.

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