Senior Network Engineer

NTT DATA, Inc.; España; On-site; EUR 50,000 - 70,000; Full time

Benefits offered by this job

Stable, long-term project

Training and certification plans

Collaborative environment

Competitive salary and benefits

Job summary

A global IT services company is seeking a Senior Network Engineer in Madrid, Spain. This role focuses on designing and maintaining network infrastructures utilizing Cisco technologies. Candidates should have over 5 years of experience and a solid understanding of advanced routing protocols. A competitive salary and a collaborative work environment are offered to the right candidate.

Qualifications

• 5+ years of experience in network engineering roles.
• Strong expertise in Cisco technologies and routing protocols.
• Ability to work in critical, high-availability environments.

Responsibilities

• Design, implement, and maintain high-performance network infrastructures.
• Manage and optimize environments based on Cisco technologies.
• Collaborate with security, systems, and cloud teams.

Skills

Cisco Nexus (NX-OS, ACI)

BGP

OSPF

EIGRP

Cisco WiFi

High level of English

Tools

Python

Ansible

Citrix Netscaler

Job description

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We're Hiring: Senior Network Engineer – Cisco & Routing Expert

Experience: 5+ years

What You’ll Do

• Design, implement, and maintain high-performance, highly available network infrastructures.
• Manage and optimize environments based on Cisco Nexus (NX-OS, ACI) and Cisco Fabric Interconnect.
• Configure and maintain advanced routing protocols: BGP, OSPF, EIGRP.
• Monitor and optimize Layer 2 and Layer 3 switching protocols.
• Collaborate with security, systems, and cloud teams to ensure network integrity and efficiency.
• Document procedures, configurations, and network topologies.

What We’re Looking For

• 5+ years of experience in network engineering roles.
• Strong expertise in Cisco Nexus (NX-OS, ACI) and Cisco Fabric Interconnect.
• Solid hands-on experience with Cisco WiFi.
• Advanced knowledge of routing protocols: BGP, OSPF, EIGRP.
• Deep understanding of switching protocols (STP, VLANs, VTP, EtherChannel, etc.).
• Ability to work in critical, high-availability environments.
• High level of English, both written and spoken.

Nice to Have

• Experience with Citrix Netscaler load balancers.
• Familiarity with network automation tools (Python, Ansible, etc.).
• Experience in international or multilingual environments.

What We Offer

• Stable, long-term project with cutting-edge technologies.
• Training and certification plans.
• Collaborative environment with a focus on innovation.
• Competitive salary and social benefits.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Information Technology

• Industries

  Telecommunications and IT Services and IT Consulting

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