Network and security engineer (PPaaS) F/M

    Worldline Published: June 21, 2022
    Suresnes, France
    Job Type


    Worldline is the largest European player in payment services and the fourth largest player worldwide, organized around 4 global business lines (GBL’s) : Merchant Services (MS), Terminals, Solutions & Services (TSS), Financial Services (FS) and Mobility & E-transactional services (MTS)

    PPaaS ambition is to build a world-class cloud-based Payments Platform as a Service (PPaaS) that empowers our ecosystem of clients and partners to offer their merchant customers innovative payment and commerce solutions available anytime, anywhere.

    PPaaS aims at bringing a solution to the complexity of managing and integrating with multiple players and value-added service providers, regionally and globally.

    You will join a leading digital transformation company, combining the advantages of a large structure (in terms of resources, expertise, and customer proximity) with the start-up mindset & way of working (innovation, flexibility, and agile organization at scale).

    You will be part of building a market disruptive solution, working on cutting-edge technology projects with rich interactions in an international environment.


    As a Network and security engineer, you define the network and minimize security risks and set up security protocols and procedures for Public & Hybrid cloud environments and ensure to standard methodologies, supervising security measures for the protection of systems, networks, information and developing detailed security designs.


    • Master networking technologies and components (VPN, Cloud Interconnect, IP routing, NAT, load balancing, proxy and reverse proxy, firewall, routers, etc.).
    • Use identity, security, and access management tools Cloud native & open source
    • Keep up to date Network devices with the latest security updates and technology developments in the environment.
    • Design network services to support disaster recovery and BCP and build contingency plans in the event of any security breaches
    • Implement and maintain security including Cloud Security Solutions, next generation firewalls, application firewall / DDoS, container security and the Web Application Firewall (WAF).
    • Perform detail assessments of current state platforms and drive improvements and optimization of Network services
    • Perform Information security event analysis.
    • Build and maintain data security documentation, policies, and procedures


    • Exposure of taking care of OSPF, BGP, MPLS VPN along with Routing, Switching and various other routing protocols
    • Validated experience with network capacity planning, network security principles, and general network management standard methodologies
    • Experience with handling cloud-based security products (i.e., threat detection, identity and access, data loss prevention, KMS, HSM, confidential computing)
    • Solid understanding of security components (SIEM, multi-factor authentication technologies, security monitoring solutions, WAF, IDS, IPS, RSA etc.)
    • Hands-on experience on Security Tools usage
    • Remediation of the Vulnerabilities resulting from VAPT, Rapid 7 etc.
    • Hands on experience Hardware security Module (HSM), Secret Management Tools, HashiCorp Vault.

    Technical skills :

    • Strong Network design and implementation skills of Public and Hybrid cloud connectivity.
    • Cloud Interconnect, VPC, Firewalls rules and shared VPCs concepts
    • Network Security, protection & compliance
    • Experience in Cloudflare, Cloud DNS.
    • Fortinet nework security certfification and expertise in Identity and access Management, MFA and network rules / Policy
    • Certifications CISSP, CCSP, Security+, or other similar security-based and / or cloud certifications preferred

    Additional important skills :

    • Strong written and oral communication skills in English.
    • Strong adaptability and flexibility
    • Keen to work in an Agile / SAFE environment.
    • Strong team spirit, supportive of others’ contributions.


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