Network Security Engineer

Appsierra Group; Brussel; Sur place; EUR 55 000 - 75 000; Plein temps

Résumé du poste

Appsierra Group in Brussels+ is seeking an experienced F5 Networking and Security Engineer to design and implement complex F5 BIG-IP solutions across multi-site data centers. You will configure virtual servers, pools, monitors, SSL profiles, and iRules while managing WAF, APM, and identity services.

The role requires deep IP networking knowledge, strong IT security understanding, and the ability to work independently in a fast-paced environment. Fluency in Dutch, French and English is expected.

Qualifications

• Bachelor's or master's degree in electronics, ICT or telecommunications
• In-depth knowledge of IP networks and multi-site data centers
• Advanced knowledge of F5 solutions and experience designing/implementing them
• IT security concepts known (Check Point and Palo Alto)

Responsabilités

• Design and implement F5 BIG-IP solutions for application delivery and network traffic management
• Configure and administer virtual servers, pools, nodes, monitors, iRules, SSL profiles and traffic policies
• Perform SSL/TLS certificate management, offloading and encryption configuration
• Manage Web Application Firewall deployments and policies
• Handle authentication and access management using APM and identity services
• Perform performance tuning, capacity planning and service optimization
• Support incident, problem and change management activities
• Apply security patches, software upgrades and lifecycle management
• Conduct root cause analysis and troubleshooting of delivery, connectivity and performance issues
• Produce documentation, procedures and knowledge transfer for stakeholders

Connaissances

Dutch language

French language

English language

Independent working

Risk assessment

Strong communication

Formation

Bachelor's/Master's in electronics/ICT/telecommunications

Outils

F5 BIG-IP

Check Point

Palo Alto

Description du poste

The F5 BIG-IP solution is an important central component within Client’s datacenter infrastucture and is heavily used to implement application load balancing, high availability concepts, security features.

The F5 Networking and Security Engineering Service consists of following tasks:

• Load balancing and high-availability architecture design.

• Design and implementation of F5 BIG-IP solutions for application delivery and network traffic management.

• Configuration and administration of virtual servers, pools, nodes, monitors, iRules, SSL profiles, and traffic policies.

• SSL/TLS certificate management, SSL offloading, encryption configuration, traffic inspection and reporting.

• Web Application Firewall (AWAF) deployment and policy management (depending on Elia’s needs).

• Authentication and access management integration using APM and enterprise identity services.

• Performance tuning, capacity planning, and service optimization.

• Incident, problem, and change management support.

• Security patching, software upgrades, and lifecycle management of F5 infrastructure.

• Root cause analysis and troubleshooting of application delivery, connectivity, and performance issues.

• Documentation, operational procedures, and knowledge transfer activities to stakeholders

Requirements:

• Should hold a bachelor’s or master’s degree in electronics, ICT or telecommunications, or have equivalent technical experience in this field.

• Must have an all-round and in-depth conceptual, practical and operational knowledge of IP Networks and their management in multi-site environments and data centres.

• Must have advanced knowledge of F5 solutions and extended experience of designing and implementing them in complex environments.

• Should have and all-round knowledge and experience of IT security concepts, architectures and implementations (e.g. Client is using Checkpoint and Palo Alto firewall technology)

• Must be willing to continuously refine and broaden his technical knowledge.

• Needs to be able to work independently and methodically, have a sense of responsibility and can assess risks accurately.

• Needs to be customer-oriented and cope well with stress,

• Needs to be flexible and approachable (tasks may be suddenly interrupted by urgent operational issues).

• Must have good communication skills for interacting with other colleagues, departments, suppliers, service providers, …

• You are able to speak, read and write Dutch, French and English.