Job Description

Coaxial GS Systems is seeking an experienced and highly motivated Principal Telecom & Core Networks Engineer to join our growing team in Zaragoza, Spain. This role is ideal for a senior telecommunications professional with deep expertise in carrier-grade network infrastructure, mobile core networks, and next-generation telecommunications technologies.

As a Principal Engineer, you will provide technical leadership for the design, deployment, optimization, and evolution of telecom and core network environments, ensuring high availability, performance, security, and scalability across mission-critical systems.

Key Responsibilities

• Lead the architecture, design, and implementation of telecom and core network solutions.
• Support and optimize mobile and fixed network core infrastructure.
• Develop network strategies aligned with business and technology objectives.
• Troubleshoot complex network issues and provide advanced technical guidance.
• Collaborate with engineering, operations, and vendor teams on network projects.
• Evaluate emerging technologies and recommend improvements to network architecture.
• Ensure compliance with industry standards, security requirements, and best practices.
• Create and maintain technical documentation, procedures, and design specifications.
• Mentor junior and mid-level engineers and contribute to technical knowledge sharing.
• Participate in capacity planning, network performance analysis, and reliability initiatives.

Required Qualifications

• Bachelor's degree in Telecommunications Engineering, Computer Engineering, Electrical Engineering, or a related field.
• Significant experience in telecommunications and core network engineering roles.
• Strong knowledge of mobile core networks, IP networking, routing, switching, and transport technologies.
• Experience with network design, deployment, and operational support in carrier-grade environments.
• Knowledge of network protocols and technologies including LTE, 5G, MPLS, BGP, OSPF, and VPN technologies.
• Experience working with telecommunications equipment vendors and multi-vendor environments.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to lead technical projects and influence engineering decisions.

Preferred Qualifications

• Experience with 5G Core (5GC) architectures and cloud-native telecom platforms.
• Familiarity with virtualization, SDN, NFV, and containerized network functions.
• Relevant industry certifications are a plus.
• Experience in automation and network orchestration technologies.

Benefits

• Competitive annual salary of €70,000.
• Opportunity to work on cutting-edge telecommunications technologies.
• Professional development and career growth opportunities.
• Collaborative and innovative engineering environment.
• Exposure to large-scale network transformation initiatives.

Sueldo: 70.000,00€ al año

Beneficios:

• Ayuda al desarrollo profesional
• Seguro dental
• Seguro de vida
• Seguro médico privado

Ubicación del trabajo: Empleo presencial