Track Lead - Wireless Networking

HCLTech • IT Consulting & Digital Transformation • IT Outsourcing & Dedicated Teams • Python • 3 days ago

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Salary

≈ $70k – $184k per year (Estimated)

Location

In office (Germany)

Seniority

Staff · 7+ years exp

Confirmed on the employer's own hiring board on Oct 24, 2026. First seen by Alion on Oct 22, 2026.

Overview

Company

Impact

Profile match

HCLTech

HCLTech is a major Indian multinational information technology (IT) services and consulting company headquartered in Noida, Uttar Pradesh. Spun off from the original HCL Group in 1991, it ranks as one of India's largest technology companies alongside firms like TCS, Infosys, and Wipro.

hcltech.com • HQ: Noida, India • Science & Engineering • Professional Services • Cybersecurity • Systems Integrators • IT Consulting & Digital Transformation • IT Outsourcing & Dedicated Teams • 5000+ employees • Est. 1976

Tech stack of HCLTech

Job Summary

Job Summary : The L3 Wireless Engineer is responsible for advanced wireless engineering, RF optimization, WLAN architecture support, major incident resolution, wireless lifecycle management, automation, and technical governance of Cisco and Aruba Wireless environments.

The L3 LAN Engineer serves as the highest technical escalation point for enterprise LAN infrastructure and is responsible for advanced troubleshooting, design support, capacity planning, lifecycle management, automation, and major incident resolution.

Key Responsibilities

Key Responsibilities

Advanced LAN Support

Act as L3 escalation point for critical LAN incidents.
Perform advanced troubleshooting across campus networks.
Support large-scale Cisco and Aruba switching environments.
Troubleshoot complex routing and switching issues.

LAN Technologies

Cisco Catalyst 9K
Cisco Nexus
Aruba CX
HPE Comware
SDA (Software Defined Access)

Cisco Catalyst Center (DNAC)

Device onboarding and provisioning
Assurance Management
Software Image Management (SWIM)
Template deployment
Compliance management
SDA operational support

Problem Management

Lead Root Cause Analysis (RCA).
Identify recurring infrastructure issues.
Implement permanent corrective actions.
Maintain technical knowledge articles.

Upgrade & Lifecycle Management

IOS-XE upgrades
Switch refresh initiatives
Software lifecycle planning
Validation and rollback testing

Capacity & Performance Management

Capacity forecasting
Utilization analysis
Performance optimization
Infrastructure modernization

Security & Compliance

Vulnerability remediation
Security advisory reviews
Configuration compliance audits
Network segmentation support

Automation

Python scripting
Ansible automation
DNAC API integrations

Skill Requirements

Required Skills

Cisco Catalyst Center (DNAC)
Cisco Catalyst 9K
Cisco Nexus
Aruba CX
OSPF
BGP
EIGRP
STP
QoS
SDA
Cisco ISE

Experience

7-10 years of LAN Engineering experience.
3+ years supporting Cisco DNAC.
Experience handling major incidents.

Preferred Certifications

CCNP Enterprise
Cisco SDA Specialization
Aruba ACNP
ITIL Foundation

Other Requirements

Other Requirement : Advanced Wireless Engineering

Act as L3 escalation point for wireless issues.
Troubleshoot complex WLAN performance issues.
Analyze wireless user experience and client behavior.
Optimize RF design and coverage.

Cisco Wireless Technologies

Cisco WLC 9800
Cisco Access Points
Wireless Assurance
Cisco Mobility Services

Aruba Wireless Technologies

Aruba Central
Aruba Mobility Controllers
Aruba APs
AI Insights
AirWave

RF Performance Management

RF tuning and optimization
Channel utilization analysis
Coverage gap analysis
Roaming optimization
Client density planning

Aruba Central Administration

Site and group management
Template administration
Firmware compliance
AI-powered analytics review

Problem Management

Root Cause Analysis
Known Error Database maintenance
Wireless stability improvements
User experience enhancement initiatives

Upgrade & Lifecycle Management

Controller upgrades
AP firmware upgrades
ArubaOS upgrades
Wireless software compliance management

Security

Cisco ISE Integration
Aruba ClearPass
802.1X Authentication
NAC
Wireless segmentation
Policy enforcement

Automation & Analytics

DNAC APIs
Aruba Central APIs
Python Automation
Wireless reporting and dashboards

Required Skills

Cisco WLC 9800
Aruba Central
Aruba Controllers
RF Optimization
WLAN Design
Cisco ISE
Aruba ClearPass
Wireless Security
Wireless Analytics
Network Automation

Experience

7-10 years of Wireless Engineering experience.
3+ years supporting enterprise Cisco and Aruba WLAN environments.
Strong expertise in RF design and troubleshooting.

Preferred Certifications

CCNP Enterprise (Wireless)
CWNA / CWNP
Aruba ACMP
Aruba ACNP
ITIL Foundation

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