Job Summary: Milestone is seeking a colleague with Networking experience to join a client in the Telecommunications sector for IP network and service development and validation. Key Highlights: 1. Integration into an experienced and ambitious team for technological development. 2. Continuous training and career advancement opportunities. 3. Innovative culture focused on technology. Milestone is looking for a colleague with experience in **Networking**, to join a client in the **Telecommunications** sector in Greater Lisbon. **What we value:** * Knowledge of the following telecommunications technologies: MPLS — Multiprotocol Layer Switching, Fortinet Firewalls, Multicast Protocol, and CISCO and ALU switching equipment; * Knowledge of Linux and Windows; * Tools: Wireshark, NetFlow, SNMP, Nagios, Zabbix, Prometheus + Grafana; * Experience with TCP/IP (HTTP; FTP; SSH; FTP; SMTP; SNMP; UDP; ICMP); * Experience with Ansible, VMWARE, MS Visio; * Solid programming language knowledge such as: Python, Perl, REST, JSON, XML, PHP; * Team spirit, critical thinking, and initiative; * Proactivity, resilience, quality focus, and rigor; * Capacity for innovation and continuous improvement; * Availability for a hybrid work model in Lisbon. **Your mission:** * Join the technological development team; * Support the development of the transport IP network, both infrastructure and service aspects; * Validate new technology versions—specifically software and hardware—as well as develop fixed and mobile services across B2B, B2C, and Wholesale segments; * Implement solutions in a controlled lab environment, conduct validation testing and troubleshooting; * Collect outputs and collaborate on documenting results; * Update/create technical documentation (e.g., high/low-level design, technical service specifications, specifications for information systems); * Develop new technologies. **What you’ll find:** * #1 Happiest Company in Portugal, according to the Happiness Works Portugal study, 2025. * Top 20 Best Companies to Work for in Portugal, by EXAME magazine, 2025. * People’s Choice Award, Wellbeing Awards 2025. * A people- and wellbeing-centered management strategy. * Integration into an experienced and ambitious team; * Continuous training and career advancement opportunities; * Competitive remuneration aligned with responsibilities; * Innovative culture focused on technology. If this resonates with you, please share your **CV** with us via email, referencing **MLSTSEN20820250923_seniornetworking**. "Tomorrow is made of everything we are made of and we can't wait to take you there!" Original job posting available at: https://www.itjobs.pt/oferta/509384/senior-network-engineer