• Be part of our Global Engineering Network • Support, maintain, and optimize enterprise IT infrastructure environments across systems, networking, cloud services, and end-user technologies • Ensure the stability, performance, and security of distributed enterprise environments while supporting operational activities, troubleshooting incidents, and assisting with infrastructure projects across cloud, systems, networking, and remote support domains • Perform remote systems and network administration activities across enterprise environments • Support and maintain cloud infrastructure services, including virtual machines, backup solutions, storage monitoring, and snapshots • Administer and troubleshoot Windows Server and Linux environments remotely • Manage networking infrastructure, firewall configurations, VPN connectivity, and telephony services • Respond to technical incidents and service requests in line with IT service management best practices • Monitor infrastructure environments remotely and proactively address alerts, outages, and operational risks • Troubleshoot hardware, software, networking, and end-user device issues through remote support tools • Provide remote technical support to users, stakeholders, and customers across multiple regions • Perform backup validation and support disaster recovery activities for infrastructure environments • Assist with preventive maintenance activities across systems, networking, security, and cloud infrastructure • Maintain accurate technical documentation, troubleshooting procedures, and infrastructure inventories • Participate in remote on-call rotations and provide after-hours support when required • Collaborate with distributed cross-functional teams on operational and project-based initiatives

• Develop and implement security concepts. • Implement network segmentation, MFA and modern protective measures. • Assess and optimize security architectures in customer environments. • Identify vulnerabilities and derive concrete remediation measures. • Support incident handling. • Analyze events and logs and drive sustainable improvements. • Operationalize security standards. • Support patch and update processes and continuously strengthen the security posture. • Advise customers. • Explain risks clearly and develop practical, viable solutions.

• Act as an L2/L3 escalation engineer for complex network incidents from the GSC / NOC team. • Manage and support cloud infrastructure, with a focus on Azure networking services and Azure AD administration. • Monitor, troubleshoot, and resolve issues related to firewalls, routing & switching, VPN connectivity, and network segmentation/security controls. • Configure, manage, and support enterprise firewall platforms, including Barracuda CloudGen Firewalls and FortiGate Firewalls. • Design and manage IP addressing and network topology, including subnet masks, CIDR calculations, VLAN planning, and NAT configurations. • Support and maintain secure remote connectivity through site-to-site VPNs, client-to-site VPNs, and IPSec/SSL VPN tunnels. • Create and maintain network diagrams, technical documentation, runbooks, and SOPs. • Participate in major incident bridges (P1/P2) and drive root cause analysis (RCA). • Collaborate with Cloud, Security, and Server teams during cross-domain incidents. • Perform network changes following established change management processes. • Mentor junior engineers and contribute to knowledge sharing within the team. • Implement and monitor network security controls and best practices to protect corporate and client environments. • Ensure effective ticket management, with adherence to defined KPIs and SLAs. • Collaborate with architecture teams to design hybrid infrastructure solutions integrating on premises and cloud systems. • Conduct performance tuning, patching, and upgrades for network and related cloud environments.

• Implement and evolve enterprise network access controls • Manage and deploy "infrastructure as code" at scale • Contribute to the design, implementation, management, and defense of a “zero trust”, defense-in-depth network • Write good quality policies, procedures, and technical documentation • Coordinate with internal development teams and other stakeholders to ensure network security principles are "built-in" from the beginning • Work with Engineering and IT Security teams to ensure that product features are securely deployed and monitored • Monitor and maintain all physical infrastructure (network, security, and compute), cloud data center environments, remote office locations, and respond to critical network problems to maximize service uptime • Mentor and evangelize security practices through cross-functional work with internal stakeholders and teams