Onsite Network Engineer - Cisco SD-Access Transformation

About the Role

NSC Global is seeking a highly skilled Onsite Network Engineer to join our team in Valencia. This Onsite Network Engineer remote position is centered on a major multi-year transformation project, moving a large-scale enterprise environment toward next-generation architecture. You will play a key role in a high-impact migration project involving over 2,500 devices. The objective is to transition from a traditional redundant Cisco architecture to a modern Cisco SD-Access (SDA) environment.

What You'll Do

• Lead the design of Cisco-based enterprise networks, ensuring scalability and performance.
• Execute the transition from legacy systems to Cisco SDA architecture.
• Act as the onsite technical lead for complex network troubleshooting and configuration.
• Collaborate closely with global teams to align local infrastructure with corporate standards.
• Provide technical support and guidance throughout the migration process.

Requirements

• Certification: Cisco CCNP level (or equivalent demonstrable expertise).
• Design Expertise: Proven experience designing and managing Cisco-based networks at an enterprise level.
• Language Skills: High-level English proficiency (C1 level required; must be able to communicate technical concepts clearly) and local language.
• Tech Stack: Strong familiarity with traditional Cisco redundancy models and a deep understanding of Cisco SDA.

Nice to Have

• Experience with network security protocols and best practices.
• Familiarity with cloud networking concepts.
• Knowledge of network monitoring tools and software.

What We Offer

• Competitive salary ranging from €60,000 to €80,000 per year.
• Initial 3-year contract with a strong possibility of extension based on performance.
• Opportunity to work on cutting-edge technology in a dynamic, international environment.
• Supportive team culture with opportunities for professional growth.
• Comprehensive onboarding and training programs.