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.

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