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Frédéric Fokan

Frédéric Fokan

Linux System Engineer · 25+ Years Experience
DevOps · Kubernetes · Infrastructure Automation · CI/CD

1. Personal details:

Name: Frédéric Fokan
Address: 26, Route du Village, 1066, Epalinges, Switzerland
Email: [email protected]
Mobile: +41 79 315 81 19
Place of Birth: Namur, Belgium
Date of Birth: 27 October 1972
Nationality: Belgian (Switzerland C Permit)
Civil status: Unmarried partner, Two Children
Driver License: B

2. Education:

Secondary Education: • 1st Cycle : Institute St -Joseph Rochefort (Math-Sciences)
• 2nd Cycle : ITCF Jemelle (Math-Sciences)
Higher Education: • 2 Years Graduat in « Kinesitherapie » ISEK, Bruxelles
Certificates: • Certificate of Achievement Microsoft Windows NT4 Core Technologies Flexcom 
• Certificate of Achievement Microsoft Windows NT4 Administration Flexcom 
• Microsoft Technical Education Centre (2000)Certificate of Training
• ESTE IPS operations Lite Training, Gtech 2006Certificate of Training
• ESTE Operations Training, Gtech 2006 Certificate of Training ESTE
• System and Database Administration, Gtech 2006
• Certificate of Achievement ITIL V3 Foundation,ID: EXIN061471 Validation Number: 22113956
• Certificate LPIC-1 Linux Professionnal Institute ID: LPI000184776 Verification Code: al2wasa28q 
• Certificate Novell Certified Linux Administrator Novell License: UC1606929

3. Employment Experiences:

VTX SA , CDI, 02.2024 – 12.2024

Linux System Engineer

  • Entire Migration of Net4all ISP to VTX ISP
    • Full inventory of servers and services (remotely and physically at Equinix Datacenter)
    • Scheduling of the maintenance with different internal VTX team and net4all customers
    • Creation of reboot proof script to get all useful information and backup of route, network config, firewall rules, running services, mount point, …
    • Full management of VMotion of servers between Net4all & VTX infrastructure after VLAN extension (made by Network Engineer
  • Working in parallel in a team of 3 Linux System admin for:
    • managing on Linux System level all updates (VMware & Proxmox)
    • Creation of Iass Through Vmware Vcloud
    • Managing Synology Nas Setup for customers.
    • Replying to any customers inquiry in terms of SSL certificate, mail request, Server resource usage.
  • Creation of a POC for Wazuh (free and Open-Source security platform that unifies XDR and SIEM protection for endpoints and cloud workloads)

TanIT Service SA delagation at RTS, CDD, 02.2023 – 07.2023

System Expert & Infrastructure

  • Installation and configuration of a Central Red Hat Satellite Server 6.8 for the RTS.
  • Creation of Ansible roles for Satellite: auto-deployment of RHEL8 capsules under RTS zoning concept (VLAN-firewalled) and RHEL9 VMware templates hardened with OpenSCAP (FlexNet, CheckMK agent, RTS-specific tooling).
  • Installation and configuration of a new monitoring server running CheckMK 2.1p25.
  • Creation of Ansible roles for CheckMK: auto-deployment of probes and agents on all RHEL9 servers, registered to zone-specific probes under the RTS zoning infrastructure.
  • Ansible role for Active Directory integration (media.int): RHEL9 domain join, sysadmin authentication and group management from AD.

Assura – Figeas SA, CDI,11.2022 – 12.2022

System Engineer

Nespresso — Lausanne, 02.2014 – 09.2022

Via Wipro Limited, CDI, 02.2017 – 09.2022

Lead Consultant in Band C1 — Senior Linux System Admin

06.2020–09.2022 — Nespresso eService’s System Admin

  • Management of Nespresso Akamai CDN (Update/maintenance of new and old projects, new subdomains, performance caching policy, …)
  • Management of Kubernetes K8s Cluster & Service for Nespresso IoT Devices and for Nespresso Reorder
  • Patch management of Nespresso Israelian Website (Magento & MySQL)
  • Patch Management of some Nespresso Customers website (WordPress, Typo3, …)
  • Management of Red Hat Migration from RH6 to RH7 for the entire server farms.
  • Involved in Nestlé Oracle and Datacenter Move.
  • Partially involved in new CICD solution running with K8s, ArgoCD and GitOps

02.2017–06.2020 — Nespresso Middleware System Admin

  • Manage Nespresso middleware applications eCommerce platform for production and non-prod environment (NC2, NC3 DAM, ACM, …) — Patching: OS patching (Red Hat), rollout, Quarterly Release, weekly change, …
  • Manage and implement new incoming IT projects.
  • On call support (3rd level) on Middleware and e-commerce applications.
  • Migration of many applications with minimum impact on business continuity.
  • Puppet module maintenance for all internal modules (hybris, haproxy, nginx, varnish, nesclub2, ecom, …)
  • Development of Rundeck & Jenkins jobs, bash scripts, Puppet config, Haproxy Config, Varnish config, … (Administration, Support, …)

Via Blue-Infinity, CDI, 02.2014 – 02.2017

Senior Linux System Admin

  • Responsible for eCommerce platform NC2 & NC3 (Patching, 3rd level Support, Rollout, …)
  • Puppet module maintenance for all internal modules.
  • Responsible of Atlassian products: JIRA – Confluence – Stash (Administration, upgrade, module config, Support, …)
  • Development of Rundeck & Jenkins jobs, bash scripts, Puppet config, …

Linalis detached at International Labour Office, CDD, 14.05.2013 – 23.12.2013

Linux System Admin

  • In charge of the migration of all Linux Sles Servers to last Service release Pack (Sles 9 SP1 to SP4 ; Sles 10 SP1 to Sles 10 SP4 ; Sles 11 SP1 to SP2).
  • It was concerning 200 servers running applications like Apache, Zope, Oracle, …
  • In charge of implementation of a Centralized Authentication solution against Windows AD (LDAPS, PAM ) and enhancement of Linux system logging , Sudo integration.
  • Linux Support.

Abissa Mission at World Economic Forum, Cologny, CDD, 01.09.2012 – 30.11.2012

Linux System Specialist

  • Zabbix map and triggers creation for monitoring all systems (ESX servers, Virtual and physical servers, network devices) and services based in China, New-York and Geneva.
  • Creation of a Kiosk system under Linux for World Economic Forum conferences.
  • System administration and support for administrating Linux servers.
  • Support 1st & 2 level (Windows server and Laptop, blackberry) to World Economic Forum users.

Adecco Mission at IBM SA CAB, Prilly, CDD, 10.01.2011 – 02.12.2011

IT Specialist Scheduler

  • Scheduling through Control-M & Monitoring of IBM AIX / Windows systems for Deutsche Bank Switzerland.
  • Daily administrative tasks as backup, Database restores & application restores, application updates through scripts, file transfer, …
  • Working alone and in team, making daily shift (6 Am – 2 Pm, 2 Pm – 8 Pm, 8 Pm – 6 Am) & on call the week-end and when necessary.

Linalis consultant detached on BOBST SA, CDD, 14.06.2010 – 31.12.2010

Linux System Engineer

  • Second level IT support for resolution of all Bobst daily issue.
  • Responsible during the time there of all specifics Linux & UNIX issue resolution.
  • Creation of some optimized SLES Linux VMware templates (SLES 10 SP3, SLES 11 SP0&SP1), containing all Bobst tools (Backup networker, UC4 scheduler, Oracle DB, zabbix agent …) deployed with a bash script setting up all the servers in one step.
  • Creation of some optimized Debian Load balancer VMware templates using Haproxy & heartbeat cluster technology, containing all Bobst tools (Backup networker, UC4 scheduler, zabbix agent …) and used for load balancing Bobst internal Server.
  • Those servers were deployed though a 10 steps interactive scripts and monitored through Zabbix for which new specific Zabbix templates were created.
  • Responsible of upgrade of the Bobst SAP Veritas cluster, for which a SLES11 SP0 deployment autoyast has been created and setup with post-script Bobst software installation.
  • Development& Installation of open-source solutions & scripts.
  • Wrote and update several documentations and how-to for Bobst Internal usage  

Léman Emploi,CDD, 01.10.2009 – 31.12.2009

System Administrator

  • Migration of existing Linux Web server to a bulletproof solution using Debian as OS and raid Linux software as first level of backup.
  • Migration of existing workgroup to a complete domain controller using domain policy, user policy and managing domain dns.
  • Creation of automated backup script using .tar (compression), sftp (sent protocol) and gpg (for encryption) to remote infomaniak web server.
  • Administration of internal web server portals running with Mysql, php5 and apache 2
  • Installation of a Linux Firewall using Iptables and monitoring all the network and station using zabbix (zabbix agent on remote computer)
  • Administration of web server of the association and related user mail accounts.
  • The advice, assistance and training for internal users and external one’s.

GTECH (Detached on Swiss Romande Lottery Site), CDI, 05.12.2005 – 30.06.2009

Operation Analyst Level II

  • Operation Analyst level 1 (2005 -2006) then Operation Analyst level 2 (2006-2009)
  • Detached from GTECH Belgium Company on Romande Lottery customer site and working alone.
  • Playing a key role on Lottery customer site for:
  • Implementation of all new Software’s on host systems (AIX, Windows & Linux) and all lottery terminals on the field (Linux)
  • Management of solution implemented ( resolution of issues, monitoring of systems, first level of escalation list for the customer 24/24 and responsible of keeping at 100% systems up & running)
  • Interface for GTECH on customer site (reporting issue, debugging, testing)
  • Development of « bash » script and « C » executables on hosts system for operator low level menu.
  • Responsible of hardware maintenance and interface between GTECH, Romande Swiss Lottery & IBM Switzerland.
  • Responsible of all the documentations released and provided to the customer.

IBM Belgium, CDD, 16.09.2002 – 30.11.2004

UNIX Operator

  • Playing a key role in keeping permanently up and running the systems of customers as Deutsch Bank, KBC, Lhoist, Solvay, etc…as well as some IBM internal ones.
  • Closely monitoring of UNIX & NT systems with the use of Tivoli and Linux Net saint Nagios.
  • Analyze of problems and resolution depending the case directly on systems through Ssh, Vnc, and IBM Director.
  • Execution and monitoring of Clients Backups (Tivoli Storage Manager , shark,  Backup-Exec)
  • Responsible of keeping up to date the customers documentation and tools

Hellea Sprl, CDD, 01.08.2002 – 31.08.2002

System Administrator

  • Maintenance and monitoring alone of the Hellea Linux Network LAN during 3 weeks.
  • Installation and configuration for Hellea of a remote Network Back-up solution through encrypted tunnel (based on rdiff and Ssh); Backup was generated automatically and replicate automatically through the encrypted tunnel.
  • Installation and configuration for Hellea of a Jabber Instant Message Server and all associate services.

Arkanos ASBL (Owner), 15.01.2002 – 14.11.2005

System Administrator

  • Installation and configuration of computer for Arkanos clients( Linux Workstation & Server)
  • Specific implementation and development for clients.

Arafox SCRL, CDI, 15.06.2001 – 31.12.2001

System Administrator

  • System administration under Linux on-site, remotely or in internal
  • Network administration of the Arafox and the « IDE » center LAN.
  • Implementation from scratch of services:
  • Firewall, Mail Server, Web Server, File Server, Print Sharing
  • Resolution of technical problems
  • Installation & Configuration for the « IDE » Center of a Computer Training Room containing a network of 12 workstations. Computer images (Windows 2000, Linux Debian), network LAN, file server were managed on a central Linux Debian Server.
  • Implementation for clients of specific Open Source Solutions (DB Server, File server, mail server, web server, etc…)

Sales + Dendrite Europe, CDI, 18.10.1999 – 15.06.2001

Technical Support & Junior IT

  • Installation & configuration on NT server implemented with a Sybase SQL DB and in replication with a central server DB via FTP & Mail client…
  • Configuration of clients’ computer (workstation & laptop) implemented with the Sales+ Software and fine-tuning.
  • Management of replicate internal DB (replicate process, back up, extraction of new client DB, update…)
  • Resolution of hardware and software problems for clients or in internal (on site, remotely or by phone)
  • Frequent travel for clients in Europe (Germany, Holland, Portugal, …)

Sanofi ~ Synthélabo, CDD, 01.02.1999 – 01.10.1999

Technical Support

  • Installation and configuration of Computer and Laptops (with Windows NT & 9X)
  • Network administration (access right to RAS, File server, print sharing, etc…)
  • Working remotely via PC-Anywhere on client computers
  • Resolution of Hard & Soft ware problems….
  • Phone Support

MCH, CDD, 15.05.1998 – 20.12.1998

Technical Support

  • Installation and configuration of computers for clients…
  • Hardware Installation (CD-Rom, Ram, network cards, etc…)
  • In charge of returning non functioning hardware …

4. Additional Information & specific skills:

4.1 Language knowledge:

French : native speaker
English : Fluent (read – speak – write)
Dutch : basic  knowledge

4.2 Technical Knowledge:

Operating Systems: Linux — Debian (preferred), Red Hat / RHEL, SLES, LFS | Unix — Solaris, AIX, HP-UX | Windows Server (NT–2022) & Workstation

Virtualization & Containers: VMware (ESX, vSphere, vCloud, VMotion), Proxmox VE, Docker, Kubernetes (K8s), LXC, Portainer, VirtualBox, Vagrant

IaC & Configuration Management: Ansible, Puppet, Red Hat Satellite, Chef, OpenSCAP, Autoyast, ArgoCD, GitOps

CI/CD & DevOps: Git, GitHub, GitLab, Jenkins, Rundeck, Nexus, Atlassian (Jira, Confluence, Bitbucket)

Monitoring & Observability: Prometheus, Grafana, Zabbix, CheckMK, Nagios, Elasticsearch, Uptime Kuma, Wazuh (XDR/SIEM)

Web & Middleware: Apache, Nginx, HAProxy, Varnish, Tomcat, Hybris, Squid, WordPress, Magento, Typo3

Networking & Security: TCP/IP, BGP, DNS, DHCP | VPN: WireGuard, OpenVPN, IPSec | Firewall: iptables, nftables, UFW | Auth: LDAP, PAM, Active Directory | Fail2ban, SSL/TLS, GPG

Cloud & CDN: Akamai CDN, Cloudflare, Let’s Encrypt / Certbot

Databases: MySQL, MariaDB, PostgreSQL, Oracle, Redis, Sybase, IBM DB2

Backup & Storage: TSM (Tivoli), Veritas, BackupExec, Synology NAS

Scripting & Development: Bash, Python, C/C++, SQL, PHP, YAML, HTML

AI & Automation: Ollama (local LLM), Claude / Claude Code (Anthropic), OpenClaw (AI gateway), n8n (workflow automation), Prompt Engineering

4.3 Public Profile on Linkedin with recommendations :

4.4 Download Frédéric Fokan Documents (link to *.pdf) :