• Realizar testes de software para identificar falhas, documentá-las e acompanhar a resolução junto à equipe de desenvolvimento; • Implementar e garantir métricas de qualidade de software para toda a área; • Ser responsável pela triagem e análise de causa raiz de chamados abertos para a equipe; • Colaborar com outras equipes, como desenvolvimento, produto e operações, para definir padrões e melhores práticas de qualidade; • Analisar e entender problemas comuns de software, buscando maneiras de evitá-los e aprimorar os processos de QA; • Participar do planejamento e execução de testes automatizados, sempre visando a qualidade e a eficiência.

• Plan, design and execute manual and automated tests for applications, REST/SOAP APIs and front-end components; • Validate integration contracts, payloads, authentication, status codes and error handling; • Test visual components and functionalities, ensuring behavioral consistency, usability, accessibility and adherence to defined specifications; • Build and maintain regression scenarios, automated test collections and evidence of quality; • Identify, document and track defects in partnership with development teams; • Validate end-to-end flows between different systems, integrations and platform components; • Support test execution in CI/CD pipelines, contributing to continuous delivery quality; • Perform critical analyses of features, proposing improvements and identifying risks before release to customers; • Contribute to spreading a quality culture within squads, supporting QA best practices and processes; • Actively participate in technical discussions, refinements and delivery validations.

Role Description The Principal Service Assurance Specialist is a high-visibility, cross-functional role within the Network & Customer Transformation organization in Service Assurance. As Lumen brings groundbreaking service assurance capabilities to market—including NORA (Network Operations Response Agent), Laser diagnostics, AI-enabled repair, and agentic operations platforms—this role serves as the critical bridge between engineering, product, and marketing. - Serve as the primary voice and advocate for Lumen's Service Assurance innovation portfolio. - Develop compelling, customer-ready narratives, presentations, demos, knowledge articles, and collateral. - Act as the connective tissue between technical development teams and go-to-market functions. - Evaluate Service Assurance innovations for external monetization potential. - Establish and maintain best practices for how Service Assurance solutions are presented, documented, and adopted. - Engage directly with enterprise customers to gather feedback and validate solution value propositions. - Stay current on emerging AI/ML technologies and evaluate how they can enhance Service Assurance offerings. - Work closely with Service Assurance leadership and external partners to ensure alignment across all customer-facing innovation initiatives. Qualifications - Bachelor's degree in Engineering, Computer Science, Telecommunications, or a related technical field, or equivalent professional experience. - 10+ years of experience in telecommunications, network engineering, or a related technical discipline. - Deep working knowledge of IP/MPLS, optical transport, Ethernet, voice, and broadband network technologies. - Demonstrated experience with AI/ML technologies and their application in operational or customer-facing use cases. - Exceptional presentation, public speaking, and storytelling skills. - Strong track record of translating complex technical solutions into clear, business-outcome-focused messaging. - Experience developing customer-facing content, including presentations, demos, and training materials. - Excellent interpersonal and relationship-building skills. Requirements - Master's degree in Telecommunications, Business Administration (MBA), Engineering, or related field (preferred). - Prior experience in a technology evangelist, solutions architect, pre-sales engineering, or product marketing role. - Experience evaluating or launching productized/monetized technology solutions. - Familiarity with Lumen's service assurance platforms and automation frameworks. - Experience with agentic AI systems and multi-agent architectures. - Knowledge of customer service management (CSM) and trouble ticketing systems. - Industry certifications such as CCNA/CCNP, ITIL, or cloud platform certifications. - Experience presenting at industry conferences or customer advisory boards. Benefits - Comprehensive package featuring a broad range of Health, Life, Voluntary Lifestyle benefits and other perks. - Support for physical, mental, emotional, and financial wellbeing. - Information about bonus structure (short-term incentives, long-term incentives, and/or sales compensation).

• Implement and maintain automated testing systems for mobile and web applications; • Write efficient, reusable, and maintainable code; • Discuss possible solutions with UX, Back-end, and Front-end teams; • Perform manual testing on mobile and web platforms; • Generate execution reports for automated and manual tests; • Develop test cases based on analysis of user stories; • Promote and implement a quality-first culture within the company.