Cross-Domain Security Engineer - Data Diode Specialist

Brevco Services; Henegouwen; Hybrid; EUR 45,000 - 65,000; Full time

Job summary

Brevco Services is seeking a highly skilled cybersecurity professional based in Belgium to lead and support cross-domain data exchange infrastructure. The role requires 3+ years in cyber security, strong scripting abilities, and experience with guards/data diodes, firewalls, and security hardening.

The ideal candidate will hold relevant certifications (CISM/CISSP/GIAC) and demonstrate capability in system monitoring, troubleshooting, and cross-domain configurations within a defence-related

Qualifications

• 3+ years practical experience in cyber security or related field (Mandatory)
• Scripting/Automation (Bash, Python, Ansible) (Mandatory)
• Other Boundary Protections Devices such as firewalls (Mandatory)
• System security, including hardening and SELinux (Mandatory)
• System monitoring and troubleshooting (Mandatory)
• Experience with network protocols and traffic analysis (Mandatory)
• Ability to troubleshoot complex network security issues (Mandatory)
• TCP/IP protocols and services (Mandatory)
• Relevant certifications in cyber security, such as CISM, CISSP or GIAC Security (Mandatory)

Responsibilities

• Central system administration and configuration of Guards and Data Diodes to ensure continuing functionality and availability
• Hardware and software systems installation and configuration
• Implementation and verification of guards and data diode configuration to meet customer cross-domain data exchange requirements
• Adaptation of release markings and/or email attachment types
• configuration of additional cross-domain flows
• User and access management
• Monitor system performance and availability
• Analyze, troubleshoot and resolve application issues
• Development of automation scripts to meet day to day system administration tasks
• Updating of Guard and Data Diode software/patches
• Test new software and patches
• Support A2SL process for approval of software updates
• installation and configuration of software and patch updates
• Documentation of Guards and Data Diodes
• Development of SOPs and other documentation for repetitive activities
• Produce and maintain comprehensive documentation for all implemented systems
• Operational support of Guards and Data Diodes
• Technical support in troubleshooting infrastructure and operational issues
• Collaboration with other teams for a successful resolution
• Provide technical support and guidance by answering end-user requests to identify issues in secure cross-domain data exchange

Skills

Scripting/Automation

Bash

Python

Ansible

Firewalls

System hardening

SELinux

System monitoring

Troubleshooting

Network protocols

Traffic analysis

TCP/IP

Education

Bachelor's degree in related discipline

3+ years post-related experience

10 years progressive expertise (exceptional case)

CISM/CISSP/GIAC Security certifications

Job description

Brevco Services is seeking a highly skilled cybersecurity professional based in Belgium to lead and support cross-domain data exchange infrastructure. The role requires 3+ years in cyber security, strong scripting abilities, and experience with guards/data diodes, firewalls, and security hardening.

The ideal candidate will hold relevant certifications (CISM/CISSP/GIAC) and demonstrate capability in system monitoring, troubleshooting, and cross-domain configurations within a defence-related