Gramian Consultancy is a boutique consultancy specializing in IT professional services and engineering talent solutions. With a strong background in software engineering and leadership, we help companies build high-performing teams by matching them with professionals who truly fit their needs. About the Role
Our client is a global investment organization managing a diversified portfolio across financial services, life sciences, healthcare, digital health, real estate, and infrastructure. Their technology team supports a highly secure, international environment where reliability, scalability, and operational excellence are critical to business success. Contract
Permanent (CDI) Commitment
Full-time Location
Geneva, Switzerland Notes
Fluent French and English are mandatory Participation in an on-call rotation is required CCNA certificate mandatory Key Responsibilities
Design, implement, and maintain Cisco/HPE enterprise networks, Fortinet security infrastructure, and Azure cloud networking across multiple international locations Lead the evolution of hybrid network architectures spanning on-premises data centers and cloud environments Manage the lifecycle of network infrastructure, including capacity planning, hardware refreshes, and disaster recovery Configure and maintain firewalls, VPNs, and secure network services Provide third‑line technical support for complex networking incidents Collaborate with cybersecurity and infrastructure teams to improve network performance and security Manage relationships with telecommunications providers and external technology partners Ensure network monitoring, availability, and compliance with operational standards Contribute to infrastructure projects, architecture decisions, and continuous improvement initiatives Participate in an on-call rotation to support business‑critical systems Requirements
8+ years of experience in enterprise network engineering Proven expertise with Cisco and/or HPE Aruba enterprise networking solutions Hands‑on experience with Fortinet firewalls and network security technologies Experience designing and supporting Microsoft Azure networking environments Strong expertise in routing, switching, WAN, LAN, WLAN, VPNs, and network security Experience troubleshooting complex enterprise network infrastructures Professional networking certification (CCNP, JNCIP, Aruba, or equivalent) Fluent French and English Preferred Qualifications
Advanced networking certifications (CCIE, JNCIE, or equivalent) Experience within financial services or highly regulated industries Experience with network automation and infrastructure‑as‑code Knowledge of enterprise monitoring and observability platforms Experience with disaster recovery and business continuity planning
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Our client is a global investment organization managing a diversified portfolio across financial services, life sciences, healthcare, digital health, real estate, and infrastructure. Their technology team supports a highly secure, international environment where reliability, scalability, and operational excellence are critical to business success. Contract
Permanent (CDI) Commitment
Full-time Location
Geneva, Switzerland Notes
Fluent French and English are mandatory Participation in an on-call rotation is required CCNA certificate mandatory Key Responsibilities
Design, implement, and maintain Cisco/HPE enterprise networks, Fortinet security infrastructure, and Azure cloud networking across multiple international locations Lead the evolution of hybrid network architectures spanning on-premises data centers and cloud environments Manage the lifecycle of network infrastructure, including capacity planning, hardware refreshes, and disaster recovery Configure and maintain firewalls, VPNs, and secure network services Provide third‑line technical support for complex networking incidents Collaborate with cybersecurity and infrastructure teams to improve network performance and security Manage relationships with telecommunications providers and external technology partners Ensure network monitoring, availability, and compliance with operational standards Contribute to infrastructure projects, architecture decisions, and continuous improvement initiatives Participate in an on-call rotation to support business‑critical systems Requirements
8+ years of experience in enterprise network engineering Proven expertise with Cisco and/or HPE Aruba enterprise networking solutions Hands‑on experience with Fortinet firewalls and network security technologies Experience designing and supporting Microsoft Azure networking environments Strong expertise in routing, switching, WAN, LAN, WLAN, VPNs, and network security Experience troubleshooting complex enterprise network infrastructures Professional networking certification (CCNP, JNCIP, Aruba, or equivalent) Fluent French and English Preferred Qualifications
Advanced networking certifications (CCIE, JNCIE, or equivalent) Experience within financial services or highly regulated industries Experience with network automation and infrastructure‑as‑code Knowledge of enterprise monitoring and observability platforms Experience with disaster recovery and business continuity planning
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Senior Network Engineer (Enterprise Infrastructure) - GENEVA Arbeitgeber: Gramian Consulting
Gramian Consulting bietet eine dynamische Arbeitsumgebung in Lausanne, die Innovation und Teamarbeit fördert. Als Cloud Platform Engineer profitieren Sie von umfangreichen Weiterbildungsmöglichkeiten und einem starken Fokus auf persönliche Entwicklung, während Sie an spannenden Projekten arbeiten, die die IT-Landschaft unserer Kunden transformieren. Zudem genießen Sie die Vorzüge einer attraktiven Work-Life-Balance in einer der schönsten Städte der Schweiz.
