Network Engineer

Major responsibilities:

The key job responsibilities include the following:

Core Operational Responsibilities

Troubleshoot LAN and WiFi connectivity issues based on Ubiquiti and Cisco technologies.

Troubleshoot authentication issues for LAN and WiFi using Cisco ISE and RADIUS.

Diagnose and resolve GlobalProtect VPN issues (policies authentication and client software).

Process service requests related to network authentication and authorization.

Monitor the KSB Global Network for health performance and availability.

React to service and hardware outages engage WAN providers and inform Global site contacts.

Process Palo Alto firewall rule requests and internet-access requests for site-specific services.

Support end users with all IT network servicerelated inquiries.

General Network Engineering Responsibilities

Monitor overall network engineering performance to ensure system reliability and uptime.

Configure and install various Cisco networking devices: routers switches firewalls load balancers VPN appliances SDWAN components WLAN systems Cisco controllers and QoS configurations.

Perform proactive network maintenance apply firmware upgrades patches hotfixes and perform security hardening.

Troubleshoot network issues across LAN WLAN WAN SDWAN and VPN environments.

Maintain detailed documentation of configurations standards diagrams and operational processes.

Key Skills Required

• 5 years of hands-on experience in networking routing and switching.

• Deep knowledge of protocols: IPSEC HSRP BGP OSPF RIPV2 802.11 QoS and other L2/L3 technologies.

• Strong understanding of OSI and TCP/IP models.

• Experience in HLD/LLD network design planning and implementation.

• Solid experience with IPv4/IPv6 migration addressing and policies.

• Strong understanding of routing & switching platforms (Cisco focus).

• Experience with Palo Alto firewalls VPNs SDWAN remote troubleshooting and complex problem resolution.

• Knowledge of Cisco ISE RADIUS authentication and 802.1X.

• Experience with GlobalProtect VPN support (policy client troubleshooting).

• Familiarity with ITIL processes: SLAs incident/change/release management.

• Experience using ticketing systems (ServiceNow Remedy).

• Strong written and verbal communication skills.

Requirement profile:

Formal education: A Bachelors degree (BE/BTech/MCA & MBA) in Computer Science Engineering Information Systems Management

Professional experience

In years: Proven industry experience (5 8 years)

Defined competencies:

Should possess very good knowledge in the areas of :

• Design configure and install network systems while enforcing standards and best practices.

• Implement new solutions and enhance the resilience of the current network.

• Maximize network performance through monitoring root-cause analysis upgrades and optimization.

• Perform fault investigations in LAN/WAN environments using data from multiple tools.

• Secure network systems through strong policies access control and continuous monitoring.

• Administer firewall environments according to IT security policies.

• Prepare and analyse network operational reports.

• Upgrade network appliances to stable firmware releases and maintain compliance.

• Configure routing/switching devices firewalls and IP telephony services.

• Provide remote support to onsite engineers and end users during installations or issues.

• Perform remote diagnostics and troubleshooting during deployments.

• Conduct capacity management and auditing of IP addressing and hosted data center resources.

• Collaborate closely with project management L3 engineers and the service desk.

• Communicate with customers for initial requirements and technical clarifications.

• Manage media capacity run health checks resolve alerts and monitor system security.

• Support network security assessments and post-assessment activities.

Preferable (Nice to have) skill

• Relevant professional certifications such as ITIL CCNP CWNP certifications

Other Skills

• Ability to quickly understand complex concepts and use technology for modeling analysis or automation.

• Strong communication skills capable of explaining complex topics to technical and non-technical audiences.

• Strong teamwork mindset with excellent customer service negotiation listening and problemsolving abilities.