We provide expert, sustainable solutions in records and information management, digital transformation services, data centers, asset lifecycle management, and fine art storage, handling, and logistics. We proudly partner every day with our 225,000 customers around the world to preserve their invaluable artifacts, extract more from their inventory, and protect their data privacy in innovative and socially responsible ways. Senior Network Engineer (BGP, Data Center Networking)Iron Mountain is seeking an experienced Senior Network Engineer to join our Global Network Managed Services team. In this 100% remote role based in Madrid, you will be responsible for assuring reliable, responsive, and secure operational excellence of our global network and data center infrastructure. This involves leading new installations, troubleshooting incidents, and driving continuous improvements in a complex, mission-critical environment. You will be joining a highly collaborative global team that works closely with Network Tools, Architecture, and Operations to seamlessly integrate new technologies and maintain adherence to general standards. Configure Install, and Maintain Customer-Facing Infrastructure: Deploy, rack, stack, support, and maintain network hardware and software, including routers, firewalls, and switches, across our internal and customer-facing data centers. Collaborate on Incident and Problem Management: Engage with global customers and Network Operations teams to identify, analyze, and resolve complex faults, ranging from major network outages to customer escalations. Implement and adhere to rigorous processes for network monitoring, security, change control, incident management, and maintain comprehensive documentation of all configurations and procedures. Minimum of five (5) years of experience in a complex, mixed-vendor, mission-critical network environment, preferably with customer support experience. Strong knowledge of critical network technologies and protocols, including Border Gateway Protocol (BGP), High Availability Redundancy Protocol (HSRP), Virtual Local Area Networks (VLANs), Spanning Tree, Virtual Private Networks (VPNs), Multi-Protocol Label Switching (MPLS), Intermediate System to Intermediate System (IS-IS), Open Shortest Path First (OSPF), and Transmission Control Protocol/Internet Protocol (TCP/IP). Proven ability in utilizing critical thinking and problem-solving skills to troubleshoot complex carrier/datacenter network environments and manage projects with little supervision. A Bachelor's degree (or equivalent) in Computer Science or a related technical field, OR five to ten (5-10) years of relevant experience in lieu of a degree. Cisco Certified Network Associate (CCNA) or Cisco Certified Network Professional (CCNP) or equivalent certifications are preferred. Location: 100% remote role based in Madrid, with flexibility for occasional travel and the ability to report onsite to data centers as required. Shifts: Willingness and ability to work within a 24/7 operation support model, including weekends and holidays. Flexible work options to support work-life balance. Comprehensive health, wellness, and retirement plans (local benefits may vary based on country-specific policies). If you are a driven Senior Network Engineer ready to make a global impact on mission-critical infrastructure, apply today to unleash your potential with Iron Mountain!