Network and Cybersecurity Engineer (M/F)

Job Description:

The DSIN "Network Solutions" department is responsible for the implementation of "On Premise" and Cloud Network and Security infrastructures.

As such, we deploy and operate secure architectures in our Datacenter LAN (DMZ, ACI segmentation), our tertiary sites (SDWAN & NAC), our segmented and specialized IOT LANs for GTB/GTC needs, and our Cloud environments. Needs are growing along with the protection requirements of our SI, which increase alongside multiple threats, and our Brands which seek to expand Cloud hosting possibilities.

In this context, we are looking for an experienced person for the position of 'Network and Security Systems Engineering Manager'.

In this key role, you will be in charge of the design, implementation, and management of our organization's network and security systems. You will be responsible for guaranteeing the integrity, availability, and security of our critical IT infrastructure, while fostering innovation and operational excellence.

Your missions:***Design, architect, and implement secure network infrastructures on a project basis at the enterprise scale,

• Develop and implement strategic IT security initiatives, in accordance with organizational objectives and regulatory requirements (notably compliance with GDPR and the ISO 27001 standard) Contribute to the actions for maintaining the operational condition of our infrastructures, notably the management of firewalls and our SDWAN components, Network authentication systems, and VPN gateways,
• Define and evolve the cloud infrastructure across several platforms (AWS, Azure or equivalent) Contribute to audit phases and regularly perform security assessments, vulnerability analyses, and contribute to remediation plans.

Job Conditions***Fixed salary + attractive profit-sharing and participation bonuses

• PEE and PERE Collectif with employer matching
• Day-rate package 200 working days (approximately 10.5 weeks of leave + possibility to place them in CET/CETR and monetize a portion)
• Remote work possible (up to 90 days/year) + remote work allowances + meal voucher card
• Advantageous mutual insurance + supplementary health scheme (60% employer coverage) CE benefits
• "Sustainable" mobility package: 75% coverage of a public transport subscription
• Preferential rates on insurance contracts

Additional Information

Technological Environment

-Cisco/Alcatel/Fortinet Switches and routers

-SDN ACI

-SDWAN (FW, QoS) Fortinet

-WIFI HPE Aruba

-FW Palo Alto, Fortinet

-Orange DATA Telecom Services

-ADC F5, HA-Proxy and Citrix/Netscaler

-Radius Clearpass

-QoS Extreme

-Ansible (Python Development) and Terraform Automation

Possible location at one of our 4 sites: Paris, Le Mans, Saran, Niort

Profile Description:

What if it was you? More than 10 years of professional experience in network engineering and security,

• Advanced expertise in architecture, design, and implementation of secure networks on a project basis,
• In-depth knowledge of TCP/IP, cybersecurity frameworks, protocols (BGP, OSPF, encryption), and best practices,
• Hands-on experience with enterprise firewalls, SDWAN equipment, ADC solutions, Network Router/Switch equipment,
• Mastery of cloud infrastructure platforms (AWS, Azure, Google Cloud or equivalents) Experience in automated deployment based on Ansible and Terraform tools, mastery of at least one development language (ideally Python) Excellent analytical and problem-solving skills, contributing to incident resolution in operations support/expertise,
• Writing skills (Technical presentations, Architecture and operation files, Selection files), mastery of Visio for diagrams, easy interpersonal communication,
• English level: B2 minimum,
• Asset: relevant security certifications (CISSP, CISM or equivalent).