Wifi Software Developer

Key Responsibilities:

 - Design, develop and integrate middleware & Wi-Fi software features for Wi-Fi Gateway/Extender products

 - Work on RDKB and Prpl platforms for broadband devices

 - Utilize tools like Spirent, Ixia, Chariot, Veriwave for traffic generation and analysis

 - Perform packet-level analysis using Wireshark, Omnipeek or similar tools

 - Collaborate with cross-functional teams to identify, isolate and resolve defects

 - Develop and maintain code with high quality and scalability

Must-Have Skills:

 - 4+ years hands-on experience in C/C++ programming

 - Strong hands-on experience in RDKB, Prpl, Linux, Broadband & Networking

 - Middleware design and development experience

 - Experience with Source Control tools: Git, GitHub

 - Good understanding of Networking Layers L1-L3

 - Experience working in Linux and Windows environments

Good to Have:

 - Familiarity with Wired Networking - Ethernet

 - Knowledge of TCP/IP internals and protocols: DHCP, DNS, IPv4/IPv6, NAT

Key Responsibilities:

 - Develop and customize OpenWrt build systems for operator-specific router distributions

 - Build high-performance network stacks and middleware for Wi-Fi 6/7 & 5G-FWA routers

 - Implement TR-181/USP/TR-369 device management standards for global operators

 - Design scalable, modular embedded Linux systems for complex CPE environments

 - Debug and resolve critical issues: kernel panics, memory leaks, race conditions

 - Collaborate with hardware and product teams to deliver carrier-grade solutions

Must-Have Skills:

 - OpenWrt Proficiency: Customizing build systems, package configurations, feeds

 - Programming: Advanced C/C++ for resource-efficient, high-performance networking

 - Network Stack & Protocols:

   - IPv4/IPv6: Dual-stack, DHCPv4/v6, SLAAC, Prefix Delegation, MAP-T/E, DS-Lite

   - L2/L3: Linux Bridge, VLAN 802.1Q/QinQ, SoC hardware offloading

   - Routing: Multi-WAN, Failover, Policy-Based Routing, IGMP/MLD Snooping/Proxy

 - Device Management: TR-181/TR-098 data models, USP/TR-369 experience

 - Debugging: GDB, Valgrind, JTAG, Wireshark, Tcpdump

 - System Design: Defining software interfaces & integrating cross-platform middleware

Preferred Qualifications:

 - Hands-on with Airoha SDKs & MediaTek WiFi drivers

 - Familiarity with RDK-B, prplOS, prplLCM

 - QoS/QoE: Traffic Shaping - tc, HTB, FQ_CoDEL, DPI, traffic classification for Gaming/VoIP

 - Security: Firewall4/Nftables, Iptables, VPN - WireGuard, IPsec, hardware crypto-acceleration

Roles & Responsibilities

About the Role We are seeking an experienced Senior Network Engineer specializing in Wireless networking to design, implement, and manage enterprise-grade Wi-Fi solutions. The role requires deep expertise in wireless technologies, RF design, security, troubleshooting, and optimization across large-scale environments. Key Responsibilities Wireless Network Design & Architecture • Design and deploy enterprise wireless networks (campus, branch, and large-scale environments). • Conduct RF planning, site surveys, and capacity analysis using tools like Ekahau, AirMagnet, and similar. • Define wireless architecture standards, best practices, and design frameworks. Wireless Implementation • Configure and manage wireless controllers and access points (Cisco, Aruba, Juniper Mist, Ruckus, etc.). • Implement SSIDs, VLAN mappings, mobility groups, and roaming configurations. • Ensure high availability and seamless roaming across wireless environments. 1 Wireless Security • Design and implement secure wireless solutions (WPA3, 802.1X, EAP protocols). • Integrate wireless networks with NAC solutions (Cisco ISE, Aruba ClearPass). • Monitor for rogue APs, unauthorized access, and wireless threats. RF Optimization & Troubleshooting • Analyse RF performance, interference, coverage gaps, and client experience. • Troubleshoot complex wireless issues such as latency, packet loss, roaming delays. • Perform spectrum analysis and continuous optimization. Monitoring & Performance Management • Use monitoring tools (Cisco Meraki/Prime/DNA Center, Aruba Central/AirWave, Mist Cloud) to track performance. • Implement QoS policies for voice/video over Wi-Fi. • Drive improvements in user experience and network reliability. Cloud & Modern Wireless • Work with cloud-managed wireless platforms (Meraki, Mist, Aruba Central). • Support hybrid integration with enterprise and cloud networks. • Stay updated on Wi-Fi 6 / Wi-Fi 6E / Wi-Fi 7 technologies. Automation & Innovation (added advantage) • Develop automation scripts and workflows for wireless provisioning and monitoring. • Leverage APIs and tools (Python, Ansible, Terraform) for configuration management. • Drive continuous improvement initiatives. Incident & Change Management • Provide L3/L4 support for major wireless incidents. • Lead root cause analysis and problem management. • Support change implementation with risk assessment and rollback planning. Documentation & Governance • Maintain detailed documentation (designs, runbooks, SOPs). • Ensure compliance with enterprise security and governance policies. • Support audits and regulatory requirements. 2 Required Skills & Qualifications • Bachelor’s degree in computer science, IT, or related field. • 3–6 years of experience in networking, with strong focus on wireless. • Hands-on expertise with: -Enterprise wireless platforms (Cisco, Aruba, Mist, Ruckus) -RF fundamentals (channel planning, power levels, interference mitigation) -Wireless protocols: 802.11 a/b/g/n/ac/ax (Wi-Fi 6/6E/7) • Strong knowledge of: -TCP/IP networking and network integration (R&S fundamentals) -Authentication protocols (802.1X, RADIUS, EAP) -High-density wireless design.

Ideal Candidate

1Strong Wireless Network Specialist Profile with enterprise Wi-Fi design, implementation, and RF expertis

2Mandatory (Experience 1): Must have 3+ years of experience in networking, with a strong focus on wireless (enterprise Wi-Fi design, implementation, and RF).

3Mandatory (Experience 2): Must have hands-on experience designing and deploying enterprise wireless networks (campus, branch, large-scale), including RF planning, site surveys, and capacity analysis using tools like Ekahau or AirMagnet.

4Mandatory (Experience 3): Must have experience providing L3/L4 support for major wireless incidents, with root-cause analysis and problem management.

5Mandatory (Tech skill 1): Must have hands-on expertise with enterprise wireless platforms (Cisco, Aruba, Mist, Ruckus) — configuring controllers, access points, SSIDs, VLAN mappings, mobility groups, and roaming

6Mandatory (Tech skill 2): Must have strong RF fundamentals (channel planning, power levels, interference mitigation), high-density design, and hands-on experience with 802.11 a/b/g/n/ac/ax (Wi-Fi 6/6E/7).

7Mandatory (Tech skill 3): Must have strong TCP/IP networking / R&S fundamentals and knowledge of authentication protocols (802.1X, RADIUS, EAP) and secure wireless (WPA3)

8Mandatory (Tech skill 4): Must have RF optimization and troubleshooting experience — interference, coverage gaps, latency, packet loss, roaming delays, and spectrum analysis.

9Mandatory (Tech skill 5): Must have hands-on experience planning and executing Wi-Fi 6E / Wi-Fi 7 upgrades and migrations, including the key design and hardware considerations involved

10Mandatory (Education): Must have a Bachelor's degree in Computer Science, IT, or a related field

11Preferred (Certifications): CWNA / CWNP / CWAP / CWDP, CCNP Enterprise (Wireless) / CCIE Enterprise Wireless, or Aruba ACMP / ACP-CA

12Preferred (Adjacent): NAC (Cisco ISE, Aruba ClearPass); monitoring tools (Meraki/Prime/DNA Center, Aruba Central/AirWave, Mist Cloud); automation/scripting (Python, Ansible, Terraform); SD-Access, BLE/IoT, QoS for voice/video.