DMZ Network Security Engineer (L3 Support)
DMZ Network Security Engineer (L3 Support)
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Job Description
Job summary
We are seeking a highly skilled and experienced L3 DMZ Network Security Engineer to join our team. The candidate will be responsible for the administration support and continuous improvement of DMZ infrastructure and security operations. This includes managing incidents implementing changes coaching L2 admins and contributing to technical processes in a highly secure and dynamic environment.
Responsibilities:
- Provide Level 3 support for DMZ infrastructure (post-escalation).
- Admin coaching and mentoring for junior admins.
- Liaise with engineering teams for change operations and technical problem resolution.
- Contribute to CAB (Change Advisory Board) and knowledge base updates.
- Conduct standard operating procedure (SOP) and testbed management.
- Perform security patch testing and support audit readiness.
- Maintain and enhance deployment procedures and documentation.
- Ensure tickets are fulfilled promptly with quality assurance.
ITIL Processes:
- Event Management - beginner
- Incident Management intermediate
- Service Request Management - beginner
- Change Management - intermediate
- Service Level Management - beginner
- Problem Management - beginner
- Service Asset & Configuration Management - beginner
Required Skills & Experience:
- IaaS PAS SSI beginner
- DMZ senior
- Administration CISCO senior
- Dynamic Layer 3 Routing (BGP OSPF MPLS) intermediate
- Layer 2 and Layer 3 VLANs senior
- ACL/Prefix-List Management and Configuration intermediate
- Application Filtering (IDS/IPS) intermediate
- Scripting - beginner
- Firewall Palo Alto senior
- Panorama (Palo Alto Firewall Administration and Supervision) intermediate
- Reading and debugging WireShark frames senior
- Log monitoring and management intermediate
- IPsec (Internet Protocol Security) intermediate
- Fluent English
Behavioral skills:
- Values-driven (Focus Openness Respect Courage Commitment)
- Self-driven and proactive problem solver
- Team player with a positive attitude
- Strong communication (spoken and written English)
- Able to work independently and in cross-functional teams
- Willing to travel between France and Belgium
- Nice to have: Leadership and presentation skills
Key Deliverables:
- Complete and accurate documentation and training materials
- Fulfilled support and change tickets
- Updated SOPs and knowledge base articles
- Deployment procedures
Certification:
- ITIL V4 foundation
- CCNA (CISCO First Level Certificate)
Mobility:
- Flexibility to travel between France and Belgium
- No work from home available
Your careeer at Thales:
Future opportunities will allow you to discover other domains or sites. You will be able to evolve and grow your competences in different areas:
- Room and attention to personal development.
- Build your talents in another domain of Thales Group discovering new products new customers new country or go to a more complex Solutiom
- Choose between a technical expertise or a leadership path.
- Build an international career within a leading Engineering Group.
- Work for different Thales domains & entities.
Your immediate benefits:
- 24 holiday days a year
- Benefit Online
- A good work-life balance which includes flexible working hours
- A comprehensive compensation and benefit package including medical coverage & life insurance
- Hybrid Workplace
- GoFluent & Udemy Subscription
- Engineering Technology & Management Academies
Employment Type
Full-Time
