Network L3 Engineer

Position Job Description : We are seeking a highly skilled Network L3 Engineer to oversee and manage the enterprise LAN (Local Area Network) and Wireless network infrastructure . The ideal candidate will have expertise in designing, implementing, troubleshooting, and optimizing complex network systems in a large-scale enterprise environment. This role involves acting as a technical lead for critical issues and ensuring high availability, security, and performance of network services.

Key Responsibilities:

• Network Design and Implementation
• Design and deploy robust LAN and Wireless Network solutions tailored to enterprise needs.
• Create detailed documentation, including network diagrams, configurations, and policies.
• Collaborate with architecture teams to integrate new technologies and ensure scalability.
• Troubleshooting and Problem Resolution
• Act as the Level 3 escalation point for complex network incidents and problems.
• Perform root cause analysis and resolve recurring issues affecting the network's performance or reliability.
• Utilize advanced diagnostic tools to monitor and troubleshoot network infrastructure.
• Operations and Optimization
• Manage, configure, and optimize LAN switches, Wireless controllers, and Access Points.
• Conduct regular performance analysis and implement improvements to meet SLAs and KPIs.
• Stay updated on best practices for network optimization and apply them proactively.
• Security and Compliance
• Ensure enterprise network security policies are enforced on LAN and wireless devices.
• Collaborate with the Vulnerability team to mitigate them from the network devices.
• Perform audits and ensure the network complies with organizational and industry standards.
• Collaboration and Support
• Partner with cross-functional teams to support business-critical projects.
• Provide mentorship and technical guidance to L1 and L2 engineers.
• Lead technical discussions and communicate effectively with stakeholders at all levels.
• Technology Upgrades and Lifecycle Management
• Plan and execute hardware and software upgrades for LAN and wireless systems.
• Manage vendor relationships and work closely with OEMs for hardware replacements, bug fixes, and enhancements.

Technical Skills and Qualifications:

Mandatory Skills:

• Strong knowledge of Enterprise LAN technologies , including VLANs, STP, RSTP, EtherChannel, and QoS.
• Expertise in configuring and managing Wireless networks (e.g., Cisco, Juniper).
• Hands-on experience with network troubleshooting tools (e.g., Wireshark, SolarWinds, Cisco DNA Center, Juniper MIST).
• Proficiency in routing protocols like OSPF, EIGRP, and BGP.
• Familiarity with 802.1X, RADIUS, and NAC solutions for wireless security.

Preferred Skills:

• Knowledge of cloud-based network management platforms .
• Experience with SD-WAN and network automation tools (e.g., Python, Ansible).

Certifications:

• CCNP (Cisco Certified Network Professional), CWNP (Certified Wireless Network Professional), or equivalent.
• Experience with DDI Platform like Infoblox
• Knowledge of Zscaler Internet and Private Access

Education:

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Equivalent work experience will also be considered.

Soft Skills:

• Strong analytical and problem-solving skills.
• Excellent communication and interpersonal skills for effective collaboration.
• Ability to prioritize and manage multiple tasks in a fast-paced environment.
• Detail-oriented with a commitment to delivering high-quality solutions.

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