Application Support Engineer

Company Description Malayaj Solutions, headquartered in Bangalore, is a trusted provider of innovative and customized technology services since 2018. The company specializes in Development, Automation, Digital Transformation, and Staff Augmentation, catering to businesses of all sizes and industries. With expertise in a wide range of technologies, including JAVA, AWS, DevOps, and Data & Analytics, Malayaj Solutions delivers measurable results through its highly skilled professionals. Serving sectors such as healthcare, education, retail, and more, Malayaj Solutions is committed to quality solutions and customer satisfaction that drive success for clients worldwide. Job Description We are looking for an enthusiastic Telecom Application Support Engineer with 2–3 years of experience in supporting and managing telecom VAS applications, SMS/USSD systems, and related telecom protocols. The ideal candidate should have hands-on experience in Linux environments, debugging issues using tools like Wireshark/tcpdump, and working with databases and APIs. Key Responsibilities Telecom Application Support & Integration - Provide support for SMS & USSD-based applications, including configuration, troubleshooting, and integration. - Work with SMPP-based messaging systems for SMS delivery and routing. - Assist in integrating telecom systems with charging platforms (OCS/OFCS) and ensure service continuity. System & Protocol Knowledge - Basic understanding of telecom signaling protocols such as SS7, SCTP, and Diameter. - Support authentication, authorization, and accounting workflows in telecom environments. - Monitor application performance and logs to identify issues in real time. Linux & System Administration - Work extensively on Linux-based servers for configuration, log analysis, and troubleshooting. - Identify and resolve system-level issues related to applications, permissions, ports, and services. API & Database Handling - Support API integrations over HTTP/HTTPS for various telecom services. - Perform basic database operations and queries in MySQL or Oracle. - Assist with performance checks and database troubleshooting. Debugging & Monitoring - Use tools like Wireshark, tcpdump for analyzing protocol traffic and debugging. - Work with monitoring tools such as Nagios, Zabbix, or equivalent for alerts and performance metrics. Cloud & Container Exposure - Exposure to cloud environments such as AWS, Azure, or GCP (basic level). - Basic understanding of Kubernetes / container orchestration is preferred. Client Interaction - Interact with customers for L1/L2 support, troubleshooting, deployments, and status updates. - Participate in technical discussions and coordinate for issue resolution. Required Skills - 2–3 years of experience in telecom application support or similar domain. - Good understanding of SMS/USSD applications, SMPP, and telecom charging integrations. - Strong knowledge of Linux commands, log analysis, process monitoring, and service management. - Basic understanding of SS7, SCTP, Diameter, and related signaling concepts. - Experience with MySQL/Oracle for running queries and basic tuning. - Ability to use Wireshark/tcpdump for traffic and protocol debugging. - Familiarity with HTTP/HTTPS APIs and authentication mechanisms. - Exposure to AWS/Azure/GCP and Kubernetes (good to have). - Strong analytical, communication, and problem-solving skills. Nice-to-Have Skills - Knowledge of microservices architecture. - Understanding of Docker. - Exposure to DevOps or CI/CD tools. Soft Skills - Good communication and client-handling abilities. - Ownership mindset with attention to detail. - Ability to work in a fast-paced telecom environment.