Junior Network Security Engineer

Location: Bucharest, Romania

Job summary

We are seeking a highly skilled and experienced L2 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 and contributing to technical processes in a highly secure and dynamic environment.

Responsibilities:

• Incident handling and service request processing
• Corrective maintenance and Performance monitoring
• Deployment/activation of change packages submitted by L3
• Triggering and managing the L1
• Backup & Restore management

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 – intermediate
• Administration CISCO – senior
• Dynamic Layer 3 Routing (BGP, OSPF, MPLS) – beginner
• Layer 2 and Layer 3 VLANs – intermediate
• ACL/Prefix-List Management and Configuration – beginner
• Application Filtering (IDS/IPS) – beginner
• Scripting - beginner
• Firewall Palo Alto – senior
• Panorama (Palo Alto Firewall Administration and Supervision) – intermediate
• WireShark frame capture – intermediate
• IPsec (Internet Protocol Security) – beginner
• Fluent English

Behavioral skills:

• Ability to report on technical issues (oral and written)
• Rigor and stress management
• Ability to work in a team
• Customer relationship
• Able to work independently and in cross-functional teams
• Willing to travel between France and Belgium

Key Deliverables:

• Tickets fulfilled
• Maintenance reports
• Checklist fulfilled

Certification:

• ITIL V4 foundation

Mobility:

• Flexibility to travel between France and Belgium
• No work from home available

Your career 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 Solution

• 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

• GoFluent & Coursera Subscription

• Engineering, Technology & Management Academies

At Thales, we’re committed to fostering a workplace where respect, trust, collaboration, and passion drive everything we do. Here, you’ll feel empowered to bring your best self, thrive in a supportive culture, and love the work you do. Join us, and be part of a team reimagining technology to create solutions that truly make a difference – for a safer, greener, and more inclusive world.

Thales is a global technology leader trusted by governments, institutions, and enterprises to tackle their most demanding challenges. From quantum applications and artificial intelligence to cybersecurity and 6G innovation, our solutions empower critical decisions rooted in human intelligence. Operating at the forefront of defence and security, aerospace and space, cybersecurity and digital identity, we’re driven by a mission to build a future we can all trust.

In Romania, we are advancing innovation through software engineering, research and development, delivering solutions in key markets in which Thales Group operates. Our engineers design, develop and integrate solutions that impact global industries – from fully operational systems and subsystems for naval warfare and maritime security operations, to air traffic management systems, satellite-based solutions, tactical indoor simulations, identity and biometric technologies and more.