Tower Lead - Wireless Networking

Technology, Data & Digital · IT Infrastructure & Security · Network Administration · Cybersecurity · DevOps

In short

Tower Lead in Wireless Networking based in Noida, India. This role involves designing, implementing, and maintaining enterprise network architecture and security perimeters, including advanced routing, firewalls, SASE/ZTNA, and cloud networking. The position requires deep expertise in network troubleshooting and automation, with a minimum of 8 years of relevant experience.

Responsibilities

Design, implement, and maintain highly scalable core networks using advanced routing protocols (BGP, OSPF, EIGRP).
Architect robust campus, data centre, and global WAN infrastructure leveraging SD-WAN technologies.
Design and manage enterprise Next-Generation Firewalls (NGFW) from top-tier vendors.
Define global security policies, configure Intrusion Prevention Systems (IPS/IDS), and oversee SSL/TLS decryption strategies.
Architect and maintain modern Secure Access Service Edge (SASE) platforms, cloud-delivered firewalls, and Zero Trust Network Access (ZTNA) frameworks.
Design secure public cloud networking structures (AWS VPCs, Azure VNets), leveraging transit gateways, express routes, direct connects, and web application firewall (WAF) distributions.
Act as the final escalation tier for deep packet analysis and network traffic anomalies.
Utilize tools like Wireshark, NetFlow, and specialized network monitoring tools to rapidly diagnose latency, jitter, and link saturation.
Drive operational efficiency by writing scripts and playbooks via Ansible, Python, or Terraform to automate configuration deployments, device backups, and compliance audits across network hardware.

Requirements

8+ years of dedicated experience engineering and architecting enterprise network infrastructure and advanced security perimeters.
Deep, internal-level understanding of hardware switches, fabrics (e.g., Cisco Nexus, Arista), load balancers (e.g., F5 BIG-IP), and modern network encapsulation protocols (VXLAN, IPsec, GRE).
Advanced hands-on proficiency with enterprise firewalls, secure web gateways (SWG), network access control platforms (NAC, such as Cisco ISE), and DDoS mitigation frameworks.
In-depth working knowledge of the TCP/IP stack, DNS architecture, DHCP systems, public/private PKI environments, and precise firewall rules tracking.
Solid capabilities in leveraging automation tooling (Python, Ansible, Netmiko) to interact with network APIs and device command-line interfaces.

Desired Qualifications

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products.
We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services.

Benefits

Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.

Skills

BGPOSPFEIGRPSD-WANPalo Alto NetworksFortinetCheck PointIPS/IDSSASEZTNAAWS VPCAzure VNetsWAFWiresharkNetFlowAnsiblePythonTerraformCisco NexusAristaF5 BIG-IPVXLANIPsecGRESWGNACCisco ISEDDoSTCP/IPDNSDHCPPKINetmiko

#wireless networking#network architecture#security engineering#SD-WAN#firewalls#SASE#ZTNA#cloud networking#network troubleshooting#network automation#routing#switching#load balancing#automation

About HCLTech

Supercharging progress through technology and innovation

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered around digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending September 2022 totaled $12.1 billion. To learn how we can supercharge progress for…

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