Senior QA Engineer (OSS / BSS)

Job Title: Senior QA Engineer (OSS / BSS)

Job Location: Helsinki, Finland

Job Type : Permanent

Key Job Responsibilities:

• Define and implement test automation strategy for transformation programs
• Drive low-code/no-code automation (Mabl) and/or traditional frameworks (Selenium, Cypress, API automation)
• Collaborate with cross-functional teams for test environment services
• Ensure automation coverage, defect leakage reduction, and adherence to quality KPIs
• Mentor junior engineers and promote best practices.
• Must have experience in QA roles, with at least 3 years focused on telecom BSS/OSS solutions.
• Strong understanding of telecom business processes (billing, provisioning, mediation, customer management, etc.).
• Proficiency in QA methodologies, software testing life cycle, and defect management tools (JIRA, TestRail, etc.).
• Familiarity with API testing, web services (REST/SOAP), and database validation.
• Excellent analytical, problem-solving, and communication skills.
• Ability to work in a fast-paced, collaborative environment and manage multiple priorities.

Good to have:

• Knowledge of telecom protocols (e.g., SS7, Diameter, SIP).
• Experience with CI/CD pipelines and DevOps practices.
• Understanding of cloud platforms (AWS, Azure, GCP) and virtualization.
• ISTQB or equivalent QA certification.
• Experience with performance and load testing tools.