Want to Make Waves in Tech? GBT Solutions Is the Place to Be!

About Us: GBT Solutions is a Portuguese technology company founded in 2018, part of the HFA Group established in 1995. With a focus on delivering cutting-edge solutions across various industries, we are committed to fostering a diverse and inclusive work environment and are proud to be recognized for our commitment to excellence and innovation.

Position: Telecommunications OSS Engineer (Traffica / OSIX / Mediation Zone) Location: Madrid, Spain Key Responsibilities Install, configure, maintain, and troubleshoot Traffica platforms. Support and administer telecom monitoring and mediation systems. Operate and troubleshoot Linux RedHat 8+ and Windows Server 2019+ environments.

Perform integrations and troubleshooting involving mediation systems and network probes. Analyze telecom traffic flows and signaling protocols. Support data collection, processing, and reporting platforms.

Collaborate with international support teams and product vendors. Execute system upgrades, patching, and operational maintenance. Participate in incident resolution and root cause analysis. Prepare and maintain technical documentation and operational procedures.

Technical Requirements Telecom Platforms

Minimum 5 years of relevant telecom experience. Proven experience with Traffica (mandatory). Knowledge of OSIX / Polystar monitoring and probe solutions.





Experience with Mediation Zone and traffic mediation systems.

Operating Systems Linux

RedHat 8+ - Installation, Configuration, Administration, Troubleshooting Windows Server 2019+ - Installation, Configuration, Administration, Troubleshooting Telecom & Network Knowledge Strong understanding of mobile and fixed telecom networks. Knowledge of NGN and IMS architectures.

Experience with telecom protocols: SIP Diameter Radius GTPv1 GTPv2 Data & Monitoring Technologies Apache Kafka Devo (Telefónica) Grafana MariaDB MySQL Automation & Development Experience with one or more: Java Python Ansible Equal Opportunity: GBT Solutions is an equal opportunity employer and values diversity. We do not discriminate based on age, ethnicity, sexual orientation, gender, disability, or any other factor other than merit. "When responding to this opportunity, I confirm that the data I submit constitutes personal data and that I have been informed, through the Privacy Policy, about how it is processed and about my rights. GBT Solutions does not request special categories of data; should I include them, I do so on my own initiative and expressly consent to their processing, and I may omit them.

GBT Solutions may retain my profile and present it to client companies in the context of suitable opportunities, based on its legitimate interest, and I may object at any time via "

📌 Telecommunications OSS Engineer (Cequeliños)
🏢 GBT Solutions
📍 Cequeliños