Sr Network Engineer - Try & Hire - Geneva - FR/EN

We are recruiting a Senior Network Engineer for our Geneva based Client. This role is ideal for an experienced and hands-on network professional who is passionate about designing, implementing, and optimizing complex network infrastructures across global environments.

The successful candidate will play a critical role in ensuring the reliability, security, and performance of the organization's networking and cloud infrastructure.

Sr Network Engineer - Try & Hire - Geneva - FR/EN

Financial institution

Description

1. Strategic Planning & Network Architecture

• Collaborate with leadership to assess current and future network capacity needs.
• Develop and maintain comprehensive network documentation and diagrams.
• Design and enforce policies and procedures for network administration, disaster recovery, and capacity planning.

2. Network Design, Deployment & Vendor Management

• Design and implement LAN/WAN architectures, including wireless networks, switches, UPS systems, and related appliances.
• Manage relationships with global vendors, outsourcers, and contractors.
• Research and evaluate emerging networking technologies and solutions.
• Oversee the deployment and management of enterprise firewalls, VPNs (including IPSEC), and related security tools.

3. Infrastructure Operations & Security

• Ensure seamless network performance and availability across all business units and global data centers.
• Monitor and troubleshoot network issues and performance bottlenecks.
• Support network integration with major cloud platforms (, Azure, AWS).
• Manage all aspects of network security, including audits, backups, and risk remediation.
• Maintain an up-to-date inventory of network assets and configurations.

4. Project Leadership & Collaboration

• Lead and deliver network-related projects in alignment with organizational goals.
• Collaborate cross-functionally with cybersecurity, development, and service desk teams.
• Support wider IT and infrastructure initiatives by contributing expertise and guidance.

5. Advanced Support & Availability

• Provide 3rd-level technical support and troubleshooting across global sites and residences.
• Participate in the on-call support rotation, including outside of normal business hours.

Profile

Required Experience & Skills:

• Minimum 10 years of hands-on experience in enterprise-level network engineering.
• Proven expertise in Cisco/HP networking, Azure networking, routing, switching, and wireless technologies.
• Deep understanding of network security tools, including Fortinet firewalls, IDS/IPS, and VPN solutions.
• Proficiency in managing hybrid infrastructures (on-premise and cloud).
• Strong project management capabilities and a proactive, solutions-focused mindset.

Certifications & Frameworks:

• CCNA required; CCNP preferred.
• Familiarity with the ITIL framework and enterprise architecture principles.

Additional Qualities:

• Strong communication and leadership abilities.
• Excellent problem-solving, analytical, and interpersonal skills.
• Detail-oriented, with the ability to manage multiple priorities in a fast-paced environment.
• Must be available to provide support outside standard business hours as needed.
• Bilingual proficiency in English and French is required.
• Be eligible for a Swiss Working Permit (Swiss or EU Citizenship or valid valid Swiss Working Permit)

Job Offer

Global Impact & Strategic Role
This is a strategic, hands-on role offering ownership of global infrastructure projects, cutting-edge technology implementation, and collaboration with senior leadership-making it a standout opportunity for career growth.

Technical Depth & Innovation
The position offers a diverse technical landscape, including advanced networking, cloud integration (Azure), cybersecurity, and global data center management.

It's ideal for experienced professionals looking to deepen their expertise, innovate, and work with modern tools in a complex enterprise environment.

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