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Sr. Software Engineer 1_(REQ_1799)_ Network Protocol Testing

Tessolve Bengaluru, Karnataka, India

onsitefull-time

Salary: 10 semiconductor compa

Posted Feb 17, 2026Apply by Mar 19, 2026

Role & seniority: QA Engineer (minimum 3+ years in telecommunications/routing)

Stack/tools

  • Protocols: DHCP, DNS, BGP, TCP/IP, 4G/5G cellular tech

  • VPN: OpenVPN

  • Networking infra: captive portals, VLANs, LAN/WAN, iptables, NFT rules

  • Testing: regression testing for routers, network protocol validation

Top 3 responsibilities

  • Design, implement, and execute detailed test cases for networking protocols and VPNs

  • Conduct extensive regression testing of router networking features across configurations

  • Perform in-depth testing of network infrastructure components (captive portals, VLANs, LAN/WAN, security rules) and track/report results

Must-have skills

  • 3+ years QA experience in telecoms/routing products

  • Expert understanding of networking concepts and protocols (TCP/IP, DHCP, DNS, BGP, 4G/5G)

  • Comprehensive knowledge of network infrastructures (captives, VLANs, LAN/WAN, filtering with iptables/NFT)

  • Hands-on testing of network protocols, cellular networks, and complex routing/filtering

  • Strong network troubleshooting and analysis capabilities

Nice-to-haves

  • Experience with OpenVPN or VPN technologies

  • familiarity with security configurations and network policy testing

Location & work type: Bangalore, Electronic City Phase II; on-site/full-time role at Tessolve Semiconductor Pvt. Ltd.

Full Description

About Us

Tessolve offers a unique combination of pre-silicon and post-silicon expertise to provide an efficient turnkey solution for silicon bring-up, and spec to the product. With 3200+ employees worldwide, Tessolve provides a one-stop-shop solution with full-fledged hardware and software capabilities, including its advanced silicon and system testing labs.

Tessolve offers a Turnkey ASIC Solution, from design to packaged parts. Tessolve’s design services include solutions on advanced process nodes with a healthy eco-system relationship with EDA, IP, and foundries. Our front-end design strengths integrated with the knowledge from the backend flow, allows Tessolve to catch design flaws ahead in the cycle, thus reducing expensive re-design costs, and risks. We actively invest in the R&D center of excellence initiatives such as 5G, mmWave, Silicon photonics, HSIO, HBM/HPI, system-level test, and others. Tessolve also offers end-to-end product design services in the embedded domain from concept to manufacturing under an ODM model with application expertise in Avionics, Automotive, Industrial and Medical segments. Tessolve’s Embedded Engineering services enable customers a faster time-to-market through deep domain expertise, innovative ideas, diverse embedded hardware & software services, and built-in infrastructure with world-class lab facilities.

Tessolve’s clientele includes Tier 1 clients across multiple market segments, 9 of the top 10 semiconductor companies, start-ups, and government entities. We have a global presence over 12 countries with office locations in the United States, India, Singapore, Malaysia, Germany, United Kingdom, Canada, UK, Japan, Taiwan, Philippines, and Test Labs in India, Singapore, Malaysia, Austin, San Jose.

For more details, visit www.tessolve.com .

Job Overview

Brief description about the Job.

Job Location: Electronic -City, Phase – II, Bangalore.

What You’ll Do

Design, implement, and execute detailed test cases covering

Protocol-specific testing for DHCP, DNS, BGP Cellular network protocols (4G and 5G) VPN technologies (OpenVPN)

Execute extensive regression testing for networking features on routers, including

Comprehensive validation of network protocol implementations Systematic verification of router functionality across different network configurations Detailed tracking and reporting of regression test results

Perform In-depth Testing Of Network Infrastructure Components

Captive Portal configurations VLAN (Virtual Local Area Network) setups LAN (Local Area Network) and WAN (Wide Area Network) integrations Network filtering and security rules (iptables, NFT rules)

Who You Are

Minimum 3+ years of QA experience in telecommunications and routing products

Expert-level Understanding Of Networking Concepts And Protocols

TCP/IP suite DHCP (Dynamic Host Configuration Protocol) DNS (Domain Name System) BGP (Border Gateway Protocol) 4G and 5G cellular network technologies

Comprehensive Knowledge Of Network Infrastructure

Captive Portal mechanisms VLAN configuration and management LAN and WAN network architectures Network filtering (iptables, NFT rules)

Hands-on Testing Experience With

Network protocol implementations Cellular network technologies Complex network routing and filtering

Advanced knowledge of network troubleshooting and analysis techniques

Tessolve Semiconductor Private Limited, as well as its affiliates and subsidiaries (“Tessolve”) does not require job applicants to make any payments at any stage of the hiring process. Any request for payment in exchange for a job opportunity at Tessolve is fraudulent and should be ignored. If you receive any such communication, we strongly advise you to refrain from making any payments and to promptly report the incident to us at hr@tessolve.com. Tessolve is not responsible for any losses incurred due to such fraudulent activities

DhcpDnsBgp4G5GVpnOpenvpnRegression TestingCaptive PortalVlanLanWanIptablesNft RulesTcp/IpNetwork Troubleshootingmulti-location

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