Cybersecurity Engineer

Cronos Europa; Brussel; Sur place; EUR 85 000 - 110 000; Plein temps

Avantages offerts par ce poste

Salary package

Work-life balance

Cutting-edge tech

Training and development

Friendly workplace

Résumé du poste

Cronos Europa seeks a cybersecurity engineer to drive vulnerability management, automation, and hardening across hybrid cloud and on-prem environments. You’ll collaborate with IT, Cloud, SOC, and Dev teams to strengthen security posture while ensuring operational efficiency.

The role requires 5+ years in cybersecurity or infra engineering, strong scripting and automation skills, and experience with Rapid7 Nexpose, Nessus, Splunk, and cloud security best practices. English fluency is essential.

Qualifications

• Bachelor’s or Master’s in CS, Cybersecurity or IT related field.
• 5+ years in cybersecurity, infra engineering or vulnerability management.
• Strong automation, scripting and cross-functional collaboration.
• Fluent English; French is an asset.

Responsabilités

• Open and manage vulnerability lifecycle from identification to remediation tracking.
• Create automation to streamline vulnerability management and reporting.
• Secure and harden Linux/Windows/VMware ESXi environments.
• Coordinate remediation across multiple teams and vendors.
• Provide dashboards, KPIs and security metrics to stakeholders.
• Collaborate with IT, Cloud, SOC, Compliance and Dev teams on fixes.
• Maintain technical documentation for engineers and operators.

Connaissances

Linux admin

Windows Server

VMware ESXi

Python scripting

Bash scripting

API integration

Workflow automation

Network security

AWS security

Azure security

Vulnerability scanning

Splunk

ServiceNow

Jira

Docker

Kubernetes

Kafka

RabbitMQ

AWS SQS

Google Pub/Sub

Java

Go

Rust

Cyber threat intel

Formation

Bachelor's or Master's in CS/Cybersecurity/IT

Outils

Rapid7 Nexpose

Nessus

Splunk

ServiceNow

Jira

Docker

Kubernetes

Apache Kafka

RabbitMQ

AWS SQS

Google Pub/Sub

Description du poste

Job description:

As a member of our Cybersecurity team, you will be responsible for managing and improving vulnerability management processes, securing infrastructure environments, and driving automation initiatives across hybrid cloud and on-premises environments. You will work closely with infrastructure, cloud, development, security, and compliance teams to strengthen the organization's security posture while ensuring operational efficiency through automation and innovation.

Responsibilities:

• Create custom internal scripts for task automation, data analysis, and API integrations connecting security platforms and infrastructure tools.
• Manage the full vulnerability lifecycle, including identification, assessment, prioritization, remediation tracking, validation, and reporting.
• Prepare vulnerability assessment reports, remediation plans, dashboards, operational procedures, KPIs, and security metrics.
• Coordinate remediation activities across multiple teams to ensure timely patching, security updates, and configuration changes.
• Deploy, administer, secure, and harden Linux, Windows, and VMware ESXi server environments.
• Deploy, configure, and maintain network devices including switches, routers, firewalls, and VPN gateways.
• Design, orchestrate, and deploy scalable and resilient infrastructure services supporting cyber threat management operations.
• Develop and implement automated workflows to reduce manual intervention and prevent recurring incidents.
• Collaborate with IT Infrastructure, Cloud Operations, SOC, Development, Compliance, and external vendors to ensure effective remediation and security operations.
• Monitor and report on vulnerabilities, risk exposure, high-risk assets, actively exploited threats, ticket trends, and security performance indicators.
• Produce and maintain technical documentation for engineers, operators, and end users.
• Troubleshoot mission-critical services and continuously improve operational efficiency through automation.

Technical skills:

• Strong expertise in Linux, Windows Server, and VMware ESXi administration and security hardening.
• Advanced scripting and automation skills using Python and Bash.
• Experience with API integration and workflow automation between enterprise technologies.
• Strong knowledge of TCP/IP networking, firewalls, VPN technologies, and network security principles.
• Hands-on experience with AWS and Azure cloud platforms and related security practices.
• Experience with vulnerability management tools such as Rapid7 Nexpose and Nessus.
• Experience with SIEM platforms, preferably Splunk.
• Experience with ticketing and ITSM platforms such as ServiceNow and Jira.
• Knowledge of cybersecurity operations, cyber threat intelligence, and vulnerability management best practices.
• Familiarity with containerized environments and DevSecOps practices, including Docker and Kubernetes.
• Experience with messaging and event-driven platforms such as Apache Kafka, RabbitMQ, AWS SQS, or Google Pub/Sub.
• Knowledge of emerging threats, attack vectors, and modern hybrid cloud security challenges.
• Experience in Java, GoLang, or Rust is considered an asset.

Profile:

• Bachelor's or Master's degree in Computer Science, Cybersecurity, Information Technology, or a related field.
• 5+ years of experience in cybersecurity, infrastructure engineering, vulnerability management, or a similar role.
• Strong analytical and problem-solving skills with the ability to manage complex technical environments.
• Ability to work effectively with cross-functional teams and multiple stakeholders.
• Excellent communication, reporting, and documentation skills.
• Proactive mindset with a strong focus on automation and continuous improvement.
• Fluency in English is required; French is considered a strong asset.

Why Cronos Group?

We'll propose you:

• An attractive salary package.
• A good work-life balance environment.
• The opportunity to work with cutting-edge cybersecurity and cloud technologies.
• Challenging projects in a dynamic and innovative environment.
• Tailor-made training courses and professional development opportunities.
• A friendly and collaborative workplace.