Fixed Access Network Engineer | Lisbon/Porto

• Master's degree in Electrical Engineering, Telecommunications, Computer Engineering, or similar.
• Minimum experience: 2 years in the industry in fixed access networks (FTTH/GPON, XGS-PON, HFC/DOCSIS) with roles including fixed network software validation and testing, KPI definition and performance analysis, and demonstrable work in domain analytics, scripting, and network automation.
• Solid knowledge of fixed access technologies and architecture: GPON, XGS-PON, HFC, DOCSIS 3.0/3.1.
• Hands-on experience with fixed access equipment; FTTH: Huawei, Nokia, and other relevant vendor OLT/ONT; HFC: CISCO, ARRIS CMTS/CCAP.
• In-depth understanding of the fixed access network lifecycle: provisioning, configuration management, optimization processes.
• Strong knowledge of fixed access KPIs: service availability, optical link budget, FEC/BER, MER, etc.
• Automation and scripting: Python (advanced level desirable), NETCONF/YANG, REST APIs.
• Data analytics / big data: Kafka, Elastic, Grafana, Power BI, Time-series databases: InfluxDB, Prometheus; Programming & databases: Python, MySQL, MS SQL Server, PostgreSQL.
• AI concepts applied to the network: familiarity with ML-based anomaly detection use cases, Self-healing / closed-loop automation.
• Excellent interpersonal and communication skills.
• Ability to work in a highly dynamic environment.
• Autonomous, proactive, and communicative profile.

• We promote self-learning and continuous learning through internal initiatives that allow our employees to stay in touch with the latest news and trends in various areas.
• We regularly implement several initiatives to promote well-being, emotional stability, social ties, and work-life balance.
• We offer all our employees a benefits package, as well as discounts on the purchase of NOS products and services.
• We have a vast set of partnerships with exclusive discounts and conditions for our employees.

We are a future-oriented company, committed to excellence and customer satisfaction.

We offer state-of-the-art fixed and mobile solutions, television, internet, voice, and data for all market segments. We are leaders in film distribution and exhibition, being the exhibitor with the most complexes and screens. We believe in the power of technology to combat the environmental and social challenges we face. We are part of something larger than ourselves, and our ambition is to leave a positive mark on everything we do.

In order to continue guaranteeing and evolving the services we provide to our customers, we are recruiting a Fixed Access Network Engineer to join the Fixed Access Networks team within the NOS Engineering Department.

• Actively contribute to the development, validation, engineering, and automation activities of fixed access technologies—FTTH/GPON, XGS-PON, and HFC/DOCSIS—with a strong focus on data-driven optimization and process automation.
• Fixed access engineering with a focus on customer experience (configuration management and parameterization of OLTs, ONTs, CMTS, and CCAP nodes; PON capacity planning and traffic engineering; PON network design and options; HFC network performance analysis and optimization; software evolution and validation.
• Definition and analysis of Key Performance Indicators (KPIs) in FTTH and HFC networks (design of fixed access KPIs (service availability, optical budget, FEC/BER, MER, partial-service, SLA metrics, among others); performance monitoring and analysis, identifying problems and improvement opportunities.
• Design and operation of automation pipelines for service provisioning, configuration auditing, anomaly detection, root cause analysis, and closed-loop optimization mechanisms (self-healing and self-optimisation). Experience in development and languages/frameworks such as Python, NETCONF/YANG, REST APIs.
• Strong analytics and big data component applied to the network in the creation and use of data platforms (Kafka, Elastic, Grafana, Power BI); work with time-series databases (InfluxDB, Prometheus, etc.); development of data-driven use cases for access network optimization.