Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. Europe, the Middle East, and Asia-Pacific, Shield AI's technology actively supports operations worldwide. We are seeking a highly experienced Network Engineer to lead the design, implementation, and optimization of complex network infrastructures. This role requires deep expertise across network engineering, cybersecurity protocols, base media development and server room / hardware infrastructure, with a strong ability to architect scalable, secure, and resilient systems.

The idóneo candidate will operate at a strategic level while remaining hands-on, serving as a technical expert and key decision-maker across network, base media and infrastructure domains.

Define, decompose, allocate and implement cyber security requirements into system architecture.

Define and enforce network security architecture, ensuring compliance with cybersecurity standards and best practices.

Develop documentation for installations and configurations required to obtain Authorizations to Operate (ATOs).

Design and optimize secure network topologies, including segmentation, firewalls, VPNs, and zero-trust models.

Design & oversee server room infrastructure, including rack design, cabling, power, cooling, and hardware layout for high availability.

Collaborate with cybersecurity teams to implement threat detection, mitigation, and incident response strategies.

Evaluate and select network and hardware technologies, vendors, and solutions.

Develop network standards, documentation, and architectural roadmaps.

Ensure system scalability, reliability,



and performance through proactive design and monitoring strategies.

Support troubleshooting and resolution of complex network and infrastructureissues.

Lead the architecture, design, and deployment of enterprise-grade network infrastructure (LAN, WAN, cloud, and hybrid environments).

Bachelor's or Master's degree in Cybersecurity, Computer Science, Computer Engineering, or related IT field

8+ years of experience in platform engineering, cyber, network engineering and architecture roles

Strong expertise in Cyber best practice security concepts, models, and methods (e.g., Hands-on experience with networking hardware (routers, switches, firewalls, load balancers)

Proven experience designing and managing server rooms, including physical infrastructure

Working knowledge of containers and securing the infrastructure through the cloud

Strong understanding of DoD cybersecurity infrastructures and experience researching new Cybersecurity capabilities and performing trade studies

Experience working in Network Engineering/ Base Media Development for UAV C2 Systems or similar applications

Industry certifications such as CCIE, CCNP, CISSP, or equivalent

Experience designing architectures for classified networks.

Experience with software-defined networking (SDN) and network automation

Familiarity with DevOps and Infrastructure as Code (IaC) tools (e.g., Terraform, Ansible)

Experience modeling complex network systems in a modeling tool such as NX or SolidWorks.

Full-time regular employee offer package:

Temporary employee offer package:

Pay within range listed above + temporary benefits package (applicable after 60 days of employment)

If you have a disability or special need that requires accommodation, please let us know.

If you would like more information about how your data is processed, please contact us.

📌 Network Engineer, hibrido (Madrid)
🏢 shieldai
📍 Madrid