Hybrid Telecom Network Engineer - SMPP, SS7 & Linux

Intellico AG; Freienbach; Hybrid; CHF 90.000 - 130.000; Vollzeit

Zusammenfassung

Intellico AG in Freienbach, Switzerland is seeking a motivated Telecom Infrastructure & Network Engineer to design, operate and maintain our telecommunications connectivity and network infrastructure supporting our messaging platform. You will work across SMPP, SS7/SIGTRAN, data-centers, firewalls and Linux systems, contributing to incident resolution, onboarding interconnections and ongoing maintenance.

The role offers a hybrid work model with some home-office days and opportunities to grow

Qualifikationen

• Solid TCP/IP networking foundation and ability to troubleshoot
• Practical experience with Linux systems and structured troubleshooting
• Experience with Wireshark or similar packet-analysis tools
• Knowledge of SMPP and telecom messaging is a strong advantage
• Knowledge of SS7, SIGTRAN, SCTP, M3UA or related protocols is advantageous
• Experience with telecom carrier connectivity or network operations
• Understanding of switching, routing, VLANs, NAT, DNS, network segmentation
• Experience with firewalls, VPNs and access-control concepts
• Knowledge of Cisco, Palo Alto or comparable enterprise network technologies
• Knowledge of BGP and internet edge routing is an advantage
• Experience with virtualization platforms such as Proxmox, VMware
• Understanding of Ceph, ZFS or other storage technologies is an advantage
• Experience with server hardware, Linux administration, monitoring, backup and high-availability concepts
• Strong soft skills: problem-solving, teamwork, ownership and communication
• Education in IT, systems engineering, computer science or related field; examples listed

Aufgaben

• Operate and maintain SMPP connectivity with customers, carriers and mobile network operators
• Operate and maintain SS7 and SIGTRAN connectivity across external telecom partners
• Provide L2 technical support for telecom connectivity, signalling and protocol-level incidents
• Support onboarding, testing and activation of new SMPP and SS7/SIGTRAN interconnections
• Troubleshoot SMPP, SCTP, M3UA and related communication and session-establishment problems
• Operate data-center, office and inter-site networks based on Cisco and related technologies
• Manage Palo Alto firewalls, firewall policies, VPNs, VLANs, NAT and network segmentation
• Support BGP routing, internet edge connectivity, IP address management and external partner connections
• Monitor and troubleshoot routing, latency, packet loss, DNS, firewall and general connectivity issues using Wireshark
• Operate Proxmox VE clusters, Linux virtual machines, Ceph and ZFS storage environments
• Support physical servers, storage systems, hardware replacement, cabling, rack space and power connections at colocation sites
• Provision, patch, monitor and troubleshoot Linux systems and core infrastructure services such as DNS, DHCP, NTP and certificates
• Support backup, restore, high availability, disaster recovery, infrastructure documentation and the compensated on-call rotation

Kenntnisse

TCP/IP networking

Linux systems

Wireshark

SMPP connectivity

SS7/SIGTRAN

Networking protocols

Firewalls

BGP

Proxmox/VMware

Ceph/ZFS storage

Cisco/Palo Alto

On-call rotation

Teamwork/communication

Ausbildung

Informatiker/in EFZ, Fachrichtung Plattformentwicklung

ICT-System- und Netzwerktechniker/in mit eidg. Fachausweis

Cisco CCNA or a comparable networking qualification

University/technical qualification

Tools

Proxmox VE

VMware

Ceph

ZFS

Cisco devices

Palo Alto firewalls

Jobbeschreibung

Intellico AG in Freienbach, Switzerland is seeking a motivated Telecom Infrastructure & Network Engineer to design, operate and maintain our telecommunications connectivity and network infrastructure supporting our messaging platform. You will work across SMPP, SS7/SIGTRAN, data-centers, firewalls and Linux systems, contributing to incident resolution, onboarding interconnections and ongoing maintenance.

The role offers a hybrid work model with some home-office days and opportunities to grow