You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Thomas GuldnerTG

Thomas Guldner

Systems Engineer

€550/day
Martignas-sur-Jalle, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
Back to original language

About Thomas

Passionate about IT since my early age, I am open-minded and always happy to discover new environments with technical challenges to tackle.
I am comfortable in all types of environments, ranging from individuals to multi-site companies in various locations around the world.
  • French

    Native or bilingual

Can work on-site
Martignas-sur-Jalle (up to 50km), Paris (up to 10km), Bordeaux (up to 50km), Toulouse (up to 50km)

Experience

  • Atos
    Systems Engineer
    May 2022 - Today (4 years and 1 month)
    Bordeaux, France
    On behalf of the Auvergne Rhône Alpes Region, management of the IT systems of the high schools in the Auvergne Rhône Alpes Region:
    - Study and implementation of MECM / SCCM
    - Study and implementation of the migration of the Windows Server 2012R2 infrastructure to Windows Server 2019
    - Study and implementation of the migration of the Veeam 9.5 infrastructure to Veeam 11
    - Study and implementation of the migration of Azure AD Connect 2 Technical environment:
    - Server: Windows Server 2019/2016/2012/2008/2003, CentOS and Ubuntu
    - Client workstation: Windows XP / 7/10 / 11 and Mac OS
    - Infrastructure administration: AD Services, DNS, DHCP, KMS, NPS, SNMP, SAMBA, Storage Replica, WSUS, WDS
    - Network: LAN, MAN, WAN, TCP/IP, Wifi, Router, Switch, Firewall, Pfsense, Cisco Meraki, Aruba Airwave, SolarWinds
    - Backup: Veeam Backup and Replication 9.5 and 11
    - Applications: OCS Inventory, Centreon, Nagios, HyperV, MDT, POWERSHELL
    - Microsoft Azure: Azure Active Directory
  • Atos
    Infrastructure Consultant
    November 2020 - May 2022 (1 year and 6 months)
    Bordeaux, France
    On behalf of Sanofi, within the Infrastructure Expertise team, handling needs during application project deployments:
    - Analysis of the existing infrastructure, production of Scoping (audit reports/shopping lists)
    - Management of technical data provided within the project framework
    - Middleware and Software Deployment
    - Support on projects carried out by the backup team (Data Protector), Linux (RedHat), SAN storage (DataCore, MSA)
    - Handling of incidents and change requests Technical environment: Systems: Windows 2003/2008/2012/2016/2019, RedHat, CentOS Virtualization: VMWare ESXi, Simplivity, VxRail Backups: Data Protector, CommVault Storage: SAN, DataCore, HPE MSA, HPE StoreOnce Databases: Oracle Scheduling: Absyss VTOM
  • Atos
    Systems Engineer
    April 2017 - September 2020 (3 years and 5 months)
    Lyon, France
    On behalf of the Auvergne Rhône Alpes Region, management of the IT systems of the high schools in the Auvergne Rhône Alpes Region:
    - Study and implementation of infrastructure solutions
    - Implementation and deployment of a unified solution to standardize the entire IT system
    - Study and automation of the deployment of Cisco Meraki firewalls and access points
    - Operation of 200 Aruba APs across 3 sites via Airwave
    - Management of evolutions and corrections
    - Industrialization of deployment methods (Implementation of central deployment tools, Powershell scripting, Batch, VBScript, WinRM...)
    - Migration of infrastructures initially under Windows 7 to Windows 7 AND Windows 10 (administration tools, deployment tools...)
    - Annual migration to a supported version of Windows 10
    - Deployment and integration of over 6000 switches in Solarwinds (Network Configuration Manager)
    - Supervision of technicians on different sites
    - Implementation of processes and documentation
    - Resolution of incidents requiring expertise Training:
    - Architecting Microsoft Azure Solutions (20535)
    - Veeam Certified Engineer v9.5
    - ITIL Foundation
    - Ansible Technical environment:
    - Server: Windows Server 2019/2016/2012/2008/2003, CentOS and Ubuntu
    - Client workstation: Windows XP / 7/10 and Mac OS
    - Infrastructure administration: AD Services, DNS, DHCP, KMS, NPS, SNMP, SAMBA, Storage Replica, WSUS, WDS
    - Network: LAN, MAN, WAN, TCP/IP, Wifi, Router, Switch, Firewall, Pfsense, Cisco Meraki, Aruba Airwave, SolarWinds
    - Backup: Veeam Backup and Replication 9.5
    - Applications: OCS Inventory, Centreon, Nagios, HyperV, GLPI, MDT, POWERSHELL
    - Microsoft Azure: Azure Active Directory The scope covered includes over 300 High Schools, and more than 100,000 pieces of equipment (workstations, servers...).

Recommendations

Be the first to recommend Thomas

Help this freelancer shine by sharing your experience working together.

These freelancer profiles also match your criteria

AgathaA

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

BaptisteB

Baptiste Duhen

Fullstack developer

4.6

(4)

5

AmedA

Amed Hamou

Senior Lead Developer

4

(2)

7

AudreyA

Audrey Champion

Web developer

4.3

(3)

4

Education

  • Information Systems Manager
    Exia.Cesi
    2015
    Manager des systèmes d'information
  • Network and Telecommunications Systems Engineering
    Exia.Cesi
    2014
    Ingénierie des systèmes réseaux et télécoms

Skill set (20)

Categories