Networks & Security Architect

Project overview

🌟 What will your role be? 🌟

💼 Position: Networks & Security Architect H/F

📍 Location: Rennes (35) or Nantes (44)

🏠 Remote Work: 2 days per week maximum

📝 Contract: Portage or CDI

💸 Salary: 50k-60k

👉 Client Context:

You will join a major player in a critical environment where connectivity, network performance, security, and service availability are at the heart of the business.

Within a team of Networks & Security experts, you will participate in the design, evolution, and industrialization of LAN, WAN, and Datacenter infrastructures. You will work on complex, multi-site architectures with a high level of requirement for resilience, security, and quality of service.

You will be a technical referent for network and security topics and will support operations teams in maintaining operational conditions and evolving infrastructures.

Your missions will include:

🧰 Technical Stack:

Networks: Cisco ACI, Nexus, LAN/WAN, OSPF.

Security: Fortinet, FortiManager, Stormshield, F5 WAF, Load Balancing, VPN, Proxy, IPS.

Systems: Linux.

Operations: Production deployment, supervision, network performance optimization.

Documentation: DAT, DEX, design and operational documents.

Profile Sought

🌟What will make you our next Sydian gem🌟

So, if you are ready to take on the challenge and join a motivated, curious, and passionate team, don't hesitate to apply, you might become the next gem of the Infrastructure Management team! 🙂

🌟 The recruitment process with the HR team 🌟

Whether there's a match or not, we will keep you informed. 🙂

🌟 Life at SYD 🌟

🌟 The little extras 🌟

Work Environment

🌟 About the SYD group 🌟

We operate in 6 areas of expertise: business solution integration, Consulting & Management, Web & Mobile Development, Data & AI, Infrastructure, Cloud & Cyber, CSR & Responsible Digital.

At SYD, human relationships are guided by three essential values that shape our way of living and working together daily: RESPECT, SOLIDARITY, and INTEGRITY.

Located in the Grand Ouest region, we have offices in Nantes, Paris, Niort, Brest, Bordeaux, and Rennes.

And because CSR has been in our DNA since day one, we are proud to be certified as an exemplary company by AFNOR, according to the ISO 26000 standard.

• Designing and evolving Network and Security architectures.
• Ensuring the integration and production deployment of LAN, WAN, and Datacenter solutions.
• Participating in architectural studies and technological choices.
• Guaranteeing the consistency and security of network infrastructures.
• Administering and evolving Cisco ACI, Nexus, Fortinet, Stormshield, and F5 environments.
• Defining routing, segmentation, and traffic security strategies.
• Optimizing network performance and monitoring quality of service indicators.
• Performing technical analyses and advanced diagnostics on complex incidents.
• Producing architectural, operational, and technical procedure documentation.
• Supporting operations teams in maintaining operational conditions.
• Participating in infrastructure transformation and evolution projects.
• Contributing to the continuous improvement of Networks & Security standards and best practices.
• You have at least 5 years of experience in Networks & Security architecture, engineering, or operations.
• You have worked for a telecom operator, an Internet service provider, or in a large enterprise environment.
• You have mastered LAN, WAN, and Datacenter architectures.
• You have solid experience with Cisco ACI, Nexus, Fortinet, FortiManager, Stormshield, and F5.
• You have good Linux skills.
• You master OSPF dynamic routing.
• You are comfortable with security issues: WAF, IPS, VPN, Proxy, and security policy management.
• You know how to produce quality architectural and operational documents.
• You demonstrate autonomy, rigor, and excellent interpersonal skills.
• You appreciate demanding technical environments where infrastructure performance and availability are critical.
• Step 1: Initial phone call with a recruitment manager from the Group:
• Step 2: In-person or video meeting with our Business Engineer:
• Step 3: If your profile matches, we will send your skills file to the client.
• Step 4: In-person or video meeting with the client.
• Three core values that we all live by daily: Solidarity, Respect, Integrity.
• Events: Onboarding seminar upon arrival, annual seminar in a secret location, team seminar, Christmas tree, summer parties, sports events... All occasions are good to get together and spend time together.
• The SYD Foundation: As part of our societal commitment, we created a foundation in 2011 to which we allocate 10% of the Group's profit each year to fund projects proposed and led by employees.
• Regular follow-up with the HR and sales teams throughout the assignment.
• Transparency: No secrets, you will be informed of the client's name from the beginning of the process.
• Meal vouchers
• Gift vouchers
• Profit-sharing bonus
• Holiday bonus
• Work-life balance thanks to remote work
• 7 extra days off in addition to the 25 days of leave

Project details

• Start: ASAP
• Duration: 12 mois
• Remote: hybrid
• Location: Rennes, Bretagne, FR
• Languages: French