Senior Quality Engineer

About Us:

Mobileum is a leading provider of Telecom analytics solutions for roaming, core network, security, risk management, domestic and international connectivity testing, and customer intelligence. More than 1,000 customers rely on its Active Intelligence platform, which provides advanced analytics solutions, allowing customers to connect deep network and operational intelligence with real-time actions that increase revenue, improve customer experience, and reduce costs.

Headquartered in Silicon Valley, Mobileum has global offices in Australia, Dubai, Germany, Greece, India, Portugal, Singapore and UK with global HC of 1800+.

Join Mobileum Team

At Mobileum we recognize that our team is the main reason for our success. What does work with us mean Opportunities!

Position:

Location:

Experience:

Duration:

Skills Required

Mandatory:

• 3 to 7 years of experience in the telecom testing domain.
• Strong working knowledge of telecom protocols: ITU-T/ANSI SS7, GSM, SCCP, TCAP, MAP, Diameter, SIP, GTP.
• Familiarity with attach call flows for 2G, 3G, 4G, VoLTE, and 5G.
• Proficiency in programming/scripting languages: Python, Java, Perl, Shell.
• Experience with SQL/NoSQL databases such as PostgreSQL and Couchbase.
• Good command of complex Unix/Linux commands.
• Solid understanding of testing concepts and methodologies.
• A passion for testing: ability to identify complex issues, spot requirement/code logic gaps, think creatively, and solve problems effectively.
• Good understanding of 3GPP specifications.
• Strong experience in API testing (HTTP/HTTP2).
• Proficient in protocol generation tools like Spirent, IXIA, EAST.

Good to Have:

• Experience or knowledge in Big Data and Kubernetes/Microservices environments.
• Familiarity with CI/CD pipelines and tools such as Selenium, Robot Framework, or other open-source tools supporting Java or Python.
• Experience with Telesoft/Dialogic stack.

Responsibilities

• Set up specialized test environments in Linux/Kubernetes environments.
• Understand Mobileum products and release requirements; prepare detailed test plans.
• Perform GUI, functional, non-functional, database, regression, performance, and security testing as needed.
• Deliver high-quality outputs within project timelines.
• Develop automation test suites using Python, Java, or Shell scripting.
• Debug test case failures and issues thoroughly.
• Report issues using tools like JIRA and manage bugs through to closure.
• Take full ownership of assigned tasks and share test results with leads/managers/dev teams.
• Support customer support/delivery teams in executing UAT test cases and debugging issues on-site.
• Fulfil other responsibilities as assigned by the lead/manager in a timely manner.