Wireless Network Engineer

The Dabba Network is a Decentralised Physical Infrastructure Network that is building high speed wireless networks from the ground up in India. We enable humans & machines with internet connectivity at a price that they can afford.

Internet and WiFi are critical to every human. Dabba is building the software, hardware & operating solutions to make internet access ubiquitous & affordable. We believe every household should come with internet, networking, and WiFi; just like water, gas, and electricity, the internet is a fundamental utility.

Unlike traditional internet solutions, Dabba's approach is vertically-integrated across engineering and operations. We design and manufacture our own hardware, develop the entire software stack, and manage our users network.

We are looking for people who are excited to work on complex problems, enjoy learning and working with others, and above all, are resilient and empathic. Join & help us build something amazing together for the next billion users.

About the role:

We are seeking a results-driven Wireless Network Engineer with strong expertise in enterprise wireless infrastructures, Cisco wireless controllers, and network troubleshooting. The ideal candidate has hands-on experience supporting global enterprise environments, optimizing wireless performance, and resolving complex connectivity issues. The role involves working on WLAN technologies, RF management, AAA/802.1X authentication, LAN switching, and network automation.

Key Responsibilities:

Wireless Infrastructure Support

• Provide advanced L2/L3 support for enterprise wireless networks.
• Configure, maintain, and troubleshoot Cisco Wireless LAN Controllers (WLCs) including 5508, 5520, and 9800 series.
• Support and optimize Cisco Access Points (2700/2800/3700/3800/9120/IW3700).
• Troubleshoot AP join failures, roaming issues (L2/L3), and client association/authentication failures.
• Work with technologies including CAPWAP/LWAPP, FlexConnect, Mobility Express, and RF optimization.

RF & Performance Optimization

• Analyze RF performance using RRM, DCA, TPC, and CleanAir.
• Detect and mitigate interference, rogue APs, and spectrum-related issues.
• Apply QoS profiles to support voice, video, and latency-sensitive applications.

Network Analysis & Troubleshooting

• Perform deep-dive network analysis using Wireshark, OTA captures, and SPAN captures.
• Troubleshoot DHCP, DNS, VLAN, and switching-related issues on Catalyst 9200/9300 switches.
• Work collaboratively with cross-functional teams for Layer 2/3, WAN, and firewall-related escalations.

Security & Authentication

• Troubleshoot and support 802.1X, EAP, AAA, RADIUS/TACACS+ authentication workflows.
• Integrate and verify policies with Cisco ISE (Profiling, Guest Access, CWA, WebAuth).
• Ensure compliance with WPA2/WPA3, PSK/EAP, and secure WLAN architectures.

System Administration & Automation (Secondary Responsibilities)

• Automate administrative tasks using Python and Shell scripting.
• Support Linux (RHEL) & Windows Server environments for system operations.
• Manage LDAP user accounts and assist with SQL database operations.
• Conduct REST API testing using XML and Robot Framework.

Monitoring & Documentation

• Monitor network performance using Cisco Prime Infrastructure and ISE dashboards.
• Prepare RCA reports, technical documentation, and knowledge base articles to improve team efficiency.

Required Skills & Qualifications

• 2+ years of experience in Wireless Networking / Network Engineering.
• Strong hands-on knowledge of Cisco WLCs, Access Points, RF technologies, VLANs, DHCP, DNS, and routing basics.
• Solid understanding of WLAN standards (802.11a/b/g/n/ac/ax).
• Experience with 802.1X, AAA, EAP, RADIUS/TACACS+, and Cisco ISE.
• Strong analytical skills with Wireshark and packet-level troubleshooting.
• Experience in scripting (Python, Shell), Linux administration, and REST API testing.
• CCNA certification; additional Cisco wireless/security certs are a plus.

*This the full time work from office role.