HYDERABAD · FULLTIME
Sr Sustaining Software Engineer
Adrosonic IT Consultancy Services Pvt Ltd
Hyderabad · onsite · Posted 41d ago
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Section · 01
About this role
- Investigate and resolve complex production and customer issues in SD-WAN software.
- Perform root-cause analysis across datapath, routing, packet processing, session management, and system components.
- Develop, test, and deliver high-quality fixes for supported releases.
- Debug issues related to performance, scale, HA, configuration, networking, and hardware/OS interactions.
- Work closely with Engineering, QA, Product Management, and Release Engineering teams.
- Improve product reliability, supportability, logging, diagnostics, and troubleshooting capabilities.
- Develop unit, integration, functional, and regression tests to prevent recurring issues.
- Participate in code reviews with focus on performance, compatibility, concurrency, security, and regression risks.
- Analyze recurring defects and field issues and drive long-term corrective actions.
- Support release readiness, maintenance releases, defect reviews, and technical documentation.
- Clearly document root cause, resolution, testing, and customer/product impact.
- 6-10 years of software engineering experience , preferably in networking, security, distributed systems, or telecom products.
- Strong C and/or C++ programming experience.
- Strong Linux systems and debugging skills.
- Good understanding of IPv4/IPv6, TCP/UDP, routing, forwarding, tunneling, NAT, QoS, and packet flows .
- Hands-on experience with SD-WAN, routers, firewalls, network operating systems, or networking products .
- Experience with GDB, packet capture tools (Wireshark/tcpdump), logs, tracing, and performance analysis tools .
- Strong experience in troubleshooting production, intermittent, performance, scale, and environment-specific issues .
- Ability to trace issues across control plane, management plane, and datapath .
- Experience with Git/source control, code reviews, CI/CD, defect tracking, and regression testing.
- Strong analytical, problem-solving, communication, and ownership skills.
- Bachelors or Masters degree in Computer Science, Computer Engineering, Electrical Engineering, or equivalent practical experience.
- Experience developing or sustaining SD-WAN appliances .
- Experience with networking/security products or carrier-grade systems.
- Knowledge of high availability, packet processing, performance optimization, and system-level troubleshooting.
- Experience working on maintained release branches and backporting production fixes
Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.
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Section · 02
Skills
Section · Company
About Adrosonic IT Consultancy Services
Adrosonic IT Consultancy Services Pvt Ltd
IT Services & Consulting
175
employees
Andheri
NP
₹9.6L PA avg
Avg at Adrosonic IT Consultancy Services
About
Overview At ADROSONIC, we genuinely care about peopleour employees, our partners, our customers, and our customers' customers. We believe in helping people succeed by leveraging technology, and we are committed to providing opportunities for growth and development. Our service line includes Quality Engineering, Robotic Process Automation (RPA), CRM (both Salesforce and Dynamics), Data Management & Analytics, Application Development, Power Platform, and Digital Insurance. With offices in Mumbai, Lucknow, London, Denver, Santiago, and Sao Paulo, we are a global technology services organization that is passionate about using technology to improve the lives of people everywhere.
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