Senior Technical Support Engineer - OSS/BSS

Mavenir Systems, Inc.; Bengaluru; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

Mavenir Systems, Inc. in Bengaluru is seeking a Senior Technical Support Engineer with strong Linux/UNIX, Kubernetes and scripting expertise to ensure the stability of Online Charging Systems and telecom apps in a high-availability environment.

You will provide L2/L3 support, troubleshoot HTTP2/REST, Diameter and SS7, perform health checks, handle incidents, and collaborate with a skilled team to deploy robust cloud-native solutions. Shift rotations are part of the role.

Qualifications

• Linux/UNIX knowledge with Shell scripting.
• Kubernetes and containerized environments experience.
• Understanding of HTTP2/REST, Diameter and SS7 protocols.
• Experience in a customer support environment in telecom or network services.
• Familiarity with incident, problem and configuration management processes.
• English communication, both verbal and written.
• 6–10 years of relevant experience.

Responsibilities

• Provide L2/L3 support for Online Charging Systems and related telecom infrastructure.
• Troubleshoot issues with HTTP2/REST, Diameter and SS7 protocols.
• Perform preventive health checks and monitor network stability.
• Handle incident management including hot and critical issues; analyze KPIs and traffic.
• Configure and maintain business/tariff products and deployments.
• Collaborate with a team of engineers to resolve complex issues.
• Participate in 24/7 shift rotations, including weekends and holidays.

Skills

Linux/UNIX

Shell scripting

Analytical skills

English communication

Tools

Kubernetes

Couchbase

Elasticsearch

Kafka

HTTP2/REST API

Diameter

SS7

Job description

Mavenir is building the future of networks and pioneering advanced technology, focusing on the vision of a single, software-based automated network that runs on any cloud. As the industry's only end-to-end, cloud-native network software provider, Mavenir is transforming the way the world connects, accelerating software network transformation for 250+ Communications Service Providers in over 120 countries, which serve more than 50% of the world’s subscribers.

Role Summary

We are seeking a skilled and motivated Senior Technical Support Engineer with strong expertise in Linux/UNIX systems, Kubernetes, and Shell scripting, along with hands-on experience in telecom protocols and online charging systems. The ideal candidate will be responsible for ensuring system stability, handling incidents, and supporting business-critical applications in a high-availability environment.

Key Responsibilities

• Provide L2/L3 support for Online Charging Systems (OCS) and related telecom infrastructure.
• Troubleshoot and resolve issues related to HTTP2/REST, Diameter, and SS7 protocols.
• Perform preventive health checks, monitor network stability, and ensure optimal system performance.
• Handle incident management, including hot and critical issues, and perform KPI and traffic analysis.
• Configure and maintain business/tariff products and ensure accurate deployment.
• Work collaboratively with a team of skilled engineers to resolve complex technical issues.
• Participate in 24/7 shift rotations, including weekends and holidays, as per business requirements.

Job Requirements

• Strong knowledge of Linux/UNIX systems and Shell scripting.
• Hands-on experience with Kubernetes and containerized environments.
• Good understanding of HTTP2/REST APIs, Diameter, and SS7 protocols.
• Experience in a customer support environment, preferably in telecom or network services.
• Familiarity with incident, problem, and configuration management processes.
• Proficient in Couchbase, Elasticsearch, and Kafka.
• Strong logical and analytical skills with the ability to prioritize and multitask.
• Excellent verbal and written communication skills in English.
• Willingness to learn new technologies and stay updated with industry trends.
• 6 - 10 years of relevant experience in the above areas.

Preferred Qualifications

• Experience with monitoring tools and log analysis platforms.
• Exposure to DevOps practices and CI/CD pipelines.
• Knowledge of cloud platforms (AWS, GCP, or Azure) is a plus.

Accessibility

Mavenir is committed to working with and providing reasonable accommodation to individuals with physical and mental disabilities. If you require any assistance, please state in your application or contact your recruiter.

Mavenir is an Equal Employment Opportunity (EEO) employer and welcomes qualified applicants from around the world, regardless of their ethnicity, gender, religion, nationality, age, disability, or other legally protected status.

We embrace disruptive, innovative technology architectures and business models that drive service agility, flexibility, and velocity. With solutions that propel NFV evolution to achieve web-scale economics, Mavenir offers solutions to help CSPs with cost reduction, revenue generation, and revenue protection. We have strong values and are always looking for like-minded individuals to join us in the path to change the shape of our industry. United: One Company; One team; One Unified Vision Passionate: Big thinkers with audacious ideas and solutions Honorable: Integrity, respect and commitment is in our DNA. Fearless: Courageous, bold, determined and challengers of the norm.