> Markdown version of [/jobs/ext/2685660-security-engineer](https://www.wearedevelopers.com/jobs/ext/2685660-security-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Security Engineer

- **Company:** Halian
- **Location:** Brussel, Belgium
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Application Programming Interfaces (APIs), Amazon Web Services, Data Analysis, JIRA, Microsoft Azure, Bash Shell, Cyber Security, Linux, VMware ESX Servers, Virtual Private Networks (VPN), Python (Programming Language), Network Security, Message Broker, Microsoft Message Queuing, RabbitMQ, TCP/IP, Software Vulnerability Management, Network Routers, Data Processing, Scripting, Cloud Platform System, Firewalls (Computer Science), Kubernetes, Nessus, Apache Kafka, Nexpose, Splunk, Devsecops, Docker, Servicenow
- **Published:** September 3, 2026
- **Apply:** https://www.careerjet.be/jobad/be910d05a8d4244ab72fa49c32431a6bd8

## About the Role

* Strong expertise in Linux, Windows, and VMware ESXi administration within enterprise environments.
 * Advanced scripting and automation experience using technologies such as Python and Bash, including API integration and data processing.
 * Solid knowledge of network security principles, including TCP/IP, firewalls, VPNs, and secure network architectures.
 * Experience securing and managing cloud environments, particularly AWS and Azure, as well as modern technologies such as Docker, Kubernetes, and DevSecOps pipelines.
 * Hands-on experience with vulnerability management and security tools such as Rapid7 Nexpose, Nessus, Splunk, ServiceNow, and Jira.
 * Good understanding of cybersecurity and threat management concepts, message broker technologies (Kafka, RabbitMQ, AWS SQS, Google Pub/Sub), and workflow automation between platforms.

## Description

* Develop custom scripts and automation solutions to streamline security operations, integrate APIs, analyze data, and improve operational efficiency.
 * Deploy, administer, harden, and maintain Linux, Windows, and VMware ESXi server environments.
 * Configure, manage, and support network security infrastructure including firewalls, VPN gateways, routers, and switches.
 * Manage the end-to-end vulnerability lifecycle, including identification, assessment, prioritization, remediation tracking, verification, and reporting across on-premises and cloud environments.
 * Coordinate remediation activities with infrastructure, development, cloud, SOC, compliance, and external vendor teams to ensure timely resolution of security issues.
 * Produce technical documentation, dashboards, security metrics, vulnerability reports, and operational procedures while supporting the design and deployment of scalable cybersecurity services.


## Related Videos

- [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker)
- [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers)
- [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray)
- [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered)
- [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker)
- [Docker build without Docker](https://www.wearedevelopers.com/videos/100114-docker-build-without-docker)

## Related Articles

- [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking)
- [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)
- [Walking Into The Era of Supply Chain Risks](https://www.wearedevelopers.com/magazine/106-walking-into-the-era-of-supply-chain-risks)
- [Understanding and Mitigating Common Web Vulnerabilities](https://www.wearedevelopers.com/magazine/565-understanding-and-mitigating-common-web-vulnerabilities)
- [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers)
- [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)