Network & Proxy Support Team Lead — EFG International AG

Role overview

<p><span><strong>General Information</strong></span></p><ul style="list-style-type:disc;"><li style="tab-stops:list 36.0pt;"><span><strong>Department:</strong> Information Technology – Infrastructure</span></li><li style="tab-stops:list 36.0pt;"><span><strong>Work Time Percentage:</strong> 100%</span></li><li style="tab-stops:list 36.0pt;"><span><strong>Location:</strong> Geneva</span></li></ul><p><span><strong>Our Company</strong></span></p><p><span>EFG International is a global private banking group, offering private banking and asset management services. We serve clients in over 40 locations worldwide. EFG International offers a stimulating and dynamic work environment and strives to be an employer of choice.</span></p><p><span>EFG is committed to providing an equitable and inclusive working environment that is founded on the principle of mutual respect. Joining our team means experiencing a supportive environment, where your contributions are valued and recognised. We strongly believe that the diversity of our teams gives us a competitive advantage by fostering better decision-making and greater innovation.</span></p><p><span><strong>Our Purpose and Mission</strong></span></p><p><span><strong>Empowering entrepreneurial minds to create value – today and for the future.</strong></span></p><p><span>We are a private bank, offering personalised solutions on a global scale to private and institutional clients. Our sustainable success is based on our talents and on how we partner with our clients and communities to create lasting value.</span></p><p><span><strong>Job Description</strong></span></p><p><span><strong>Role and Team</strong></span></p><p><span>Within the Information Technology Department, you will join a team of 12 engineers based in Geneva and collaborate with IT colleagues in more than 30 countries. Under the supervision of the IT Infrastructure Support Manager, you will lead a team of three network engineers.</span></p><p><span>You will combine people management with hands-on engineering, ensuring that EFG’s business-critical systems remain secure, resilient, and always connected in a demanding private banking environment.</span></p><p><span><strong>Main Responsibilities</strong></span></p><p><span><strong>1. Leadership & Management</strong></span></p><ul style="list-style-type:disc;"><li style="tab-stops:list 36.0pt;"><span>Lead, coach and develop a team of three network engineers, fostering a culture of accountability, collaboration and continuous improvement.</span></li><li style="tab-stops:list 36.0pt;"><span>Combine team leadership with hands-on technical work on complex incidents and projects.</span></li><li style="tab-stops:list 36.0pt;"><span>Oversee day-to-day network and proxy operations, including incident, problem and change management.</span></li><li style="tab-stops:list 36.0pt;"><span>Plan and coordinate network and proxy upgrades, migrations and lifecycle activities in alignment with business and security requirements.</span></li><li style="tab-stops:list 36.0pt;"><span>Manage escalations, ensuring timely resolution of major incidents and clear communication with stakeholders.</span></li><li style="tab-stops:list 36.0pt;"><span>Manage and review third-party providers and vendor contracts, ensuring service quality, cost effectiveness and adherence to SLAs.</span></li><li style="tab-stops:list 36.0pt;"><span>Ensure compliance with internal policies as well as regulatory, security and audit requirements relevant to network and security infrastructure.</span></li></ul><p><span><strong>2. Proxy / Secure Web Gateway (Zscaler)</strong></span></p><ul style="list-style-type:disc;"><li style="tab-stops:list 36.0pt;"><span>Collaborate closely with security teams to define, implement and maintain security policies, including URL filtering, cloud application and file filtering, DLP and access control.</span></li><li style="tab-stops:list 36.0pt;"><span>Configure, operate and maintain Zscaler solutions (ZIA, ZPA) and related components such as SIPA, cloud firewall, PAC files, NSS, ZCC...</span></li><li style="tab-stops:list 36.0pt;"><span>Manage corporate devices using Zscaler Client Connector (ZCC), ensuring secure and reliable connectivity.</span></li><li style="tab-stops:list 36.0pt;"><span>Troubleshoot and resolve Zscaler-related issues by analysing logs, performing traces and applying appropriate corrective actions.</span></li><li style="tab-stops:list 36.0pt;"><span>Analyse network packet traces (PCAP), Fiddler logs and HTTP/HTTPS headers to identify and resolve complex connectivity and performance issues.</span></li><li style="tab-stops:list 36.0pt;"><span>Proactively suggest and implement improvements to network and proxy performance, capacity, scalability and security posture.</span></li></ul><p><span><strong>3. Network Engineering & Operations</strong></span></p><ul style="list-style-type:disc;"><li style="tab-stops:list 36.0pt;"><span>Provide 2nd and 3rd level technical support for network and related services.</span></li><li style="tab-stops:list 36.0pt;"><span>Configure, install and maintain network devices and services (e.g. routers, switches, firewalls, load balancers, VPN, QoS).</span></li><li style="tab-stops:list 36.0pt;"><span>Support and maintain network connectivity for financial market data feeds and other latency-sensitive services.</span></li><li style="tab-stops:list 36.0pt;"><span>Implement and maintain a continuous improvement process by defining, documenting and enforcing network and proxy standards, procedures and best practices.</span></li><li style="tab-stops:list 36.0pt;"><span>Interface with external suppliers and partners (integrators, telecom providers, market data vendors, etc.) to design, implement and support network solutions.</span></li><li style="tab-stops:list 36.0pt;"><span>Participate in 24x7 on-call / on-duty rotation (piquet) to support critical infrastructure.</span></li><li style="tab-stops:list 36.0pt;"><span>Monitor network and proxy performance, ensuring system availability, reliability and security.</span></li><li style="tab-stops:list 36.0pt;"><span>Monitor system resource utilisation, trends and capacity, and plan upgrades or optimisations accordingly.</span></li></ul><p><span><strong>Skills and Experience</strong></span></p><p><span><strong>Background</strong></span></p><ul style="list-style-type:disc;"><li style="tab-stops:list 36.0pt;"><span>6–10 years of experience in networking in complex, international environments.</span></li><li style="tab-stops:list 36.0pt;"><span>Strong knowledge of enterprise networking architecture and network security.</span></li><li style="tab-stops:list 36.0pt;"><span>Professional experience with Cisco technologies and Cisco ACI; financial services experience is a plus.</span></li></ul><p><span><strong>Technical Skills</strong></span></p><ul style="list-style-type:disc;"><li style="tab-stops:list 36.0pt;"><span>Expert in LAN/WAN/MAN implementation and troubleshooting.</span></li><li style="tab-stops:list 36.0pt;"><span>Strong experience with firewalls (Fortinet and/or Check Point), VPN, IPSec and GRE tunnels.</span></li><li style="tab-stops:list 36.0pt;"><span>Proven expertise with Zscaler ZIA/ZPA and ZCC on corporate devices.</span></li><li style="tab-stops:list 36.0pt;"><span>Solid understanding of network and cloud connectivity design.</span></li><li style="tab-stops:list 36.0pt;"><span>Ability to analyse network traces (PCAP), Fiddler logs and HTTP/HTTPS headers.</span></li><li style="tab-stops:list 36.0pt;"><span>Knowledge of Python or another scripting language for automation; Zscaler certification is a plus.</span></li></ul><p><span><strong>Soft Skills & Languages</strong></span></p><ul style="list-style-type:disc;"><li style="tab-stops:list 36.0pt;"><span>Strong communication skills; able to work effectively with technical and non-technical stakeholders.</span></li><li style="tab-stops:list 36.0pt;"><span>Experience managing third-party providers and internal support teams.</span></li><li style="tab-stops:list 36.0pt;"><span>Rigorous, autonomous, proactive and service-oriented, with strong documentation skills.</span></li><li style="tab-stops:list 36.0pt;"><span>Fluent in French and English, written and spoken.</span></li></ul><p><span><strong>Our Values</strong></span></p><ul style="list-style-type:disc;"><li style="tab-stops:list 36.0pt;"><span><strong>Accountability:</strong> Taking ownership for tasks and challenges, as well as seeking continuous improvement.</span></li><li style="tab-stops:list 36.0pt;"><span><strong>Hands-on:</strong> Being proactive to rapidly deliver high-quality results.</span></li><li style="tab-stops:list 36.0pt;"><span><strong>Passionate:</strong> Being committed and striving for excellence.</span></li><li style="tab-stops:list 36.0pt;"><span><strong>Solution-driven:</strong> Focusing on client outcomes and treating clients fairly with a risk-aware mindset.</span></li><li style="tab-stops:list 36.0pt;"><span><strong>Partnership-oriented:</strong> Promoting collaboration and teamwork; working together with an entrepreneurial spirit.</span></li></ul><p><span><strong>Application</strong></span></p><ol><li style="tab-stops:list 36.0pt;"><span>Please ensure you attach a cover letter to your CV when submitting your application.</span></li><li style="tab-stops:list 36.0pt;"><span>Should you wish to apply for this position, please use the designated application link.</span></li></ol><p> </p>