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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network and Infrastructure Engineer - **Company:** FNZ Group - **Location:** Barcelona, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Wireless LAN, Amazon Web Services, Microsoft Azure, Bash Shell, Border Gateway Protocol, Cisco PIX, Cloud Computing, Cyber Security, Information Systems, Databases, Continuous Integration, Dynamic Host Configuration Protocol, Linux, DevOps, Disaster Recovery, Domain Name System (DNS), Identity and Access Management, Information Security Management, Intrusion Detection and Prevention, Virtual Private Networks (VPN), Kernel-Based Virtual Machine, Network Security, Windows Servers, Network Configuration and Change Management, Network Monitoring, Routing, Open Shortest Path First (OSPF), Object-Oriented Software Development, Remote Access Technology, Ansible, Security Information and Event Management, Software Construction, TCP/IP, Virtual Local Area Networks, Virtualization Technology, Wide Area Networks, Network Routers, Scripting, Load Balancing, Okta, Cyber Threat Analysis, Firewalls (Computer Science), Containerization, Information Technology, Deployment Automation, Palo Alto Networks, Fortinet, 3-tier Architectures, Smalltalk, Splunk, Docker, Vmware - **Published:** July 31, 2026 - **Apply:** https://fnz.wd3.myworkdayjobs.com/fnz_careers/job/Barcelona-Hokus---Spain/Network-and-Infrastructure-Engineer_REQ-16469 ## About the Role Teamwork, listening and ambition are essentials keys in the development and success of our projects. Joining the Hokus platform means working in an international and multicultural team sharing common values, * 3+ years in Network, Infrastructure Engineering, or a similar role. * Strong knowledge of networking protocols (TCP/IP, BGP, OSPF, VLANs, STP, DHCP, DNS). * Hands-on experience with enterprise firewalls (e.g., Palo Alto, Fortinet, Cisco ASA) and routing/switching platforms. * Understanding of network security best practices. * Familiarity with virtualization (VMware), cloud networking (AWS/Azure), and VPN technologies. * Bachelor's degree in Computer Science, Information Systems, Cybersecurity, or equivalent experience. * Strong expertise in Linux and/or Windows systems administration. * Proficiency in scripting (e.g. Bash) and containerization technologies (e.g. Docker). * Hands-on experience with CI/CD workflows and automation tools. * Solid understanding of enterprise security controls for both cloud and on-premises environments. * Excellent communication skills in English (French is a plus). * Ability to document processes and write clear, actionable guides. Nice-to-Have Skills: * Experience with Palo Alto, IAM tools (e.g. Okta), and EDR solutions (e.g. Microsoft Defender). * Familiarity with secret management tools. * Knowledge of DevOps principles and software engineering best practices. ## Description As a Network and Infrastructure Engineer, you'll play a key role in designing, implementing, and maintaining our networks and systems infrastructure while driving automation and security initiatives. Reporting to the infrastructure and information security team, your work will directly impact the scalability, reliability, and security of our platform while supporting both on-premises and cloud-based environments. Your Responsibilities: * Network configuration & Management: * Design, configure, and maintain LAN, WAN, WLAN, and VPN infrastructure. Install, manage, and troubleshoot routers, switches, firewalls, and load balancers. Monitor network performance and proactively identify areas for improvement. Implement and maintain network security measures, including firewalls, ACLs, and intrusion detection/prevention systems. Support incident response activities and collaborate with Security and IT teams. Create and maintain accurate network documentation (diagrams, configurations, policies). Evaluate new technologies and recommend network enhancements. Provide Tier 2/Tier 3 technical support for network-related issues. Work with vendors and service providers to ensure reliable connectivity and support. * Infrastructure Management & Automation: Build and maintain secure, scalable cloud and on-premises solutions (VMware, KVM, AWS, Azure). Develop and optimize CI/CD pipelines for seamless software delivery. Automate deployment and configuration processes with tools like Ansible and scripting. * Security & Reliability: Ensure systems are safe and secure against cybersecurity threats. Conduct regular threat monitoring and security audits. Be part of the SOC team and support security monitoring. * Process Enhancement & Documentation: Refine critical processes, such as disaster recovery, monitoring, and server provisioning. Document technical procedures and security policies to support our information security program. * Collaboration & Problem-Solving: Partner with development teams to streamline and automate workflows. Troubleshoot and resolve performance, reliability, and operational issues. Research and implement cutting-edge Network, DevOps and security tools. Our Tech Stack * Linux and Windows servers * Networking & Security tools (e.g., Palo Alto, VYOS) * SIEM tools (e.g., Splunk) * CI/CD pipelines * Docker & Ansible * Scripting (e.g. Bash) * SmallTalk OO programming * Gemstone Databases ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) ## Related Articles - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Top 6 Hackathons for Developers in 2023](https://www.wearedevelopers.com/magazine/263-top-6-hackathons-for-developers-in-2023) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Finding Jobs in Germany](https://www.wearedevelopers.com/magazine/375-finding-jobs-in-germany)