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

Christophe Lansade

Expert Unix Administration Support Migration

€750/day
Paris, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
Back to original language

About Christophe

I have been a freelancer for over thirty years.
I have explored Unix infrastructures through development, system administration, operations, migration, training, architecture, datacenter management, and team leadership assignments.
I work with large and medium-sized companies, respecting their respective constraints.
I approach my clients' projects from these multiple perspectives.
  • French

    Native or bilingual

  • English

    Fluent

  • German

    Basic

  • Spanish

    Basic

Can work on-site
Paris (up to 20km)

Experience

  • BNPPARIBAS - CIB2S
    Finance Sector Technical Architect Financial Application. RISE
    December 2021 - November 2024 (2 years and 11 months)
    Role: Technical Architect for the RISE Project: Financial Portfolio Management. Client onboarding and migration from IRP.

    Responsibilities - Architecture evolution according to QAP needs defined by PO/SM
    • Management of technical flows, certificates, and file transfers (creation, migration), support for migration to IBM Cloud dMZR.
    • Management of external data sources and client feeds.
    • Assistance to DevOps Squads as needed.
    • Management of the data refresh and anonymization project.
    • Occasional development, scripting, Autosys.
    • Management of system and middleware obsolescence, migration, and decommissioning in coordination with other entities.
    • Monitoring, Performance, non-production support.
    • English communication with teams in Asia, Europe, Australia.

    Environment - Redhat Linux 7, 8, 9 VMs, Exadata, Datahub Oracle 19 Databases, Sybase, Hadoop. API. CFT and Rabbitmq flows, MQ Series, Autosys, Websphere, Tomcat, Ansible, Git.
  • BNPPARIBAS BP2S
    Finance Sector Technical Project Expert
    December 2020 - November 2021 (11 months)
    Role: Technical Project Expert for migration, 17 financial applications from HP UX to Linux, for IRP (Investment Reporting & Performance).

    Responsibilities - Transverse project expertise with: Portfolio Managers (France), DevTeam (India, Portugal), Support (France, Portugal, India).
    • Facilitation of objective meetings, Inventory, development, testing, technical support for migrated batches, before and after deployment.
    • Analysis of architecture documents, extraction of components to migrate. Cross-referencing information for firewall rule opening.
    • Study and adaptation between proposed architectures, CFT migration scenarios, and script functionality.
    • Monitoring and control of installed components, architecture robustness against simulated incidents, continuity and DRP testing.

    • Porting HPUX to Linux, creation of portability analysis scripts. Unification and optimization of 2500 shell, sed, awk, perl, C scripts into 600 files for all environments, resulting in test time savings.
    • Creation of a batch crontab to Autosys converter. Training.

    • Switch from old to new system: reconfiguration and deployment timelines, merging 17 migrations over 52 hours, involving over 70 participants from Europe and India.
    • Support. Preparation for decommissioning of old systems.

    Environment - HPUX Cluster, Redhat Linux and Windows VMs, Veritas Cluster, MacOSX.
    • Sybase Databases, CFT and MQ Series Flows, Autosys Schedulers, Websphere, Tomcat, 4D.
  • SGCIB
    DevOps Application Porting
    BANKING AND INSURANCE
    October 2019 - June 2020 (8 months)
    Puteaux, France
    Migration of financial applications within an investment bank 10/2019 – 06/2020 Role: DevOps Engineer. Porting applications from Solaris to Linux. DevOps team of 7 people within a Feature Team of 100 people, in coordination with testing, delivery, and support teams.

    Responsibilities - Definition, monitoring, and achievement of objectives using Agile methodology.
    • Inventory of technologies and languages used, and their proportions.
    • Portability study of technical components and the four main languages. Porting and tuning of 1500 shell scripts to Linux/ksh93 target.
    • Migration of DollarUniverse batches to Autosys.
    • Update or creation of Git repositories. Continuous integration and testing. Preparation for production deployment.
    • English communication with teams in Asia, Europe, America. Environment - Solaris zones, Redhat and Centos 7 VMs on Vmware, Flexserve, in private and public cloud, computing grid. - Dollar Universe and Autosys Schedulers, Tibco Business Work. Oracle, Postgres Databases, Git, Maven, Jenkins, Nexus, XlDeploy, OpenSVC.

Recommendations

Be the first to recommend Christophe

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

  • MST and State Diploma of Engineer EUDIL (Computer Science, Measurement, Automation).
    Polytech'Lille
    1985
    MST et Diplôme d'Etat d'Ingénieur EUDIL (Informatique, Mesure, Automatique).
  • DEUG A. Physical Sciences.
    Université P. et M. Curie,
    1982
    DEUG A. Sciences Physiques.

Certifications

  • Certified System Administrator for Solaris 9
    Authorized Pfomdgric Testing Center SITE FR90
    2003
    Administration des systèmes et réseaux Solaris, un Unix System V de Sun Microsystems

Skill set (7)

Categories