Platform Architect Network Security

Keystone Solutions; Brussel; On-site; EUR 90,000 - 130,000; Full time

Job summary

Keystone Solutions is seeking a Platform Architect specialized in Network Security for a consultancy mission at a client site. You will define, evolve and ensure coherence of the company’s network and security architectures, acting as a technical reference on key initiatives and regulatory alignment.

You will lead architecture reviews, define standards, and produce high/low level designs while supporting Solution Architects and project teams across multiple client environments.

Qualifications

• Top-tier expertise in data center and network security architectures.
• Ability to define roadmaps and reference architectures for complex platforms.
• Experience with regulatory requirements including NIS2 compliance.
• Proven track record in architecture reviews and major design validation.
• Strong collaboration with solution architects and project managers.

Responsibilities

• Define the technological roadmap for network and security platforms.
• Develop and maintain reference architectures and standards.
• Evaluate new technologies and propose evolution trajectories.
• Contribute to simplification of the technology landscape.
• Ensure architectures meet security and resilience requirements.
• Participate in NIS2 initiatives and risk management programs.
• Define standards and best practices for architecture.
• Conduct architecture reviews and validate major designs.
• Act as Architect or Technical Lead on strategic projects.
• Support solution architects and project managers on domain choices.
• Produce architecture documents (HLD, LLD, standards).
• Identify dependencies, risks and cross-impacts.
• Be the reference point for Build and Run teams.
• Support skill development of network and security engineers.
• Facilitate technical communities and architecture reviews.
• Ensure knowledge transfer and documentation of solutions.

Skills

ACI

Algosec

Automation

Communication

Express Route

Firewall

HSRP/VRRP

IP Routing

Load Balancing

MPLS

Netskope

Project Management

Proxy

Roadmap definition

Scripting

Switching

VPN

WAF

WiFi

Tools

Netskope

Algosec

Express Route

Firewall

VPN

WAF

Job description

Mission Overview:
We are seeking a Platform Architect specializing in Network Security for a consultancy mission at a client site, representing Keystone Solutions. In this role, you will be responsible for defining, evolving, and ensuring the coherence of the company's network and security architectures. You will act as a technical and architectural reference on key initiatives, ensuring alignment with corporate standards, regulatory requirements (including NIS2), and IT transformation objectives.

Key Responsibilities

• Define the technological roadmap for network and security platforms.
• Develop and maintain reference architectures.
• Evaluate new technologies and propose evolution trajectories.
• Contribute to the simplification and rationalization of the technological landscape.
• Ensure compliance of architectures with security and resilience requirements.
• Participate in NIS2 initiatives and risk management programs.
• Define standards, principles, and best practices for architecture.
• Conduct architecture reviews and validate major technical designs.
• Act as Architect or Technical Lead on strategic projects.
• Support Solution Architects and project managers in technical choices related to the domain.
• Produce architecture documents (HLD, LLD, standards, design principles).
• Identify dependencies, risks, and cross-impact.
• Be the reference point for Build and Run teams.
• Support the skill development of network and security engineers.
• Facilitate technical communities and architecture reviews.
• Ensure knowledge transfer and documentation of solutions.

Why Join Keystone Solutions

As a consultant at Keystone Solutions, you will engage in dynamic projects that offer a variety of challenges across different client environments. This role provides turbo-charged learning opportunities and a commitment to your career growth within our framework.

Duration

04/01/2027 - 31/12/2027 12 months

• (full time)

Skills required

• ACI - Level: Expert - Most recent: Any time
• Algosec - Level: Advanced - Most recent: Any time
• automatisation - Level: Expert - Most recent: Any time
• Communication - Level: Expert - Most recent: Any time
• Express Route - Level: Expert - Most recent: Any time
• Firewall - Level: Advanced - Most recent: Any time
• HSRP/VRRP - Level: Expert - Most recent: Any time
• IP Routing - Level: Expert - Most recent: Any time
• Load Balancing - Level: Advanced - Most recent: Any time
• MPLS - Level: Expert - Most recent: Any time
• Netskope - Level: Expert - Most recent: Any time
• Project Management - Level: Expert - Most recent: Any time
• Proxy - Level: Advanced - Most recent: Any time
• Roadmap definition - Level: Expert - Most recent: Any time
• Scripting - Level: Intermediate - Most recent: Any time
• Switching - Level: Expert - Most recent: Any time
• VPN - Level: Advanced - Most recent: Any time
• WAF - Level: Advanced - Most recent: Any time
• WiFi - Level: Expert - Most recent: Any time

Language requirements

Dutch or French

Level Native or bilingual proficiency

English

Level Professional working proficiency