Security System Engineer

3500 €

Permanent employment

Hybrid

 Sofia,

Mid-level

We are partnering with a global technology company to find a Security System Engineer who wants to go beyond routine operations and play a key role in building secure, resilient infrastructure at scale.

If you’re someone who enjoys solving complex challenges, automating everything that can be automated, and working with modern cloud technologies – keep reading.


The Opportunity

This role puts you at the core of infrastructure and security operations, where your work directly impacts system reliability and protection.

You’ll be part of a highly collaborative environment, working alongside experienced engineers to design, improve, and secure production systems used on a global scale.


Your Day-to-Day

  • Take ownership of system security and stability across Linux and Windows environments

  • Work on cloud and hybrid infrastructure, ensuring everything runs securely and efficiently

  • Design and implement authentication and access solutions (SSO, Active Directory, certificates)

  • Improve and automate processes using Terraform, Ansible, and modern DevOps practices

  • Manage and optimize virtualization and networking layers (VMware, NGINX, load balancing)

  • Troubleshoot complex issues and keep systems running smoothly

  • Collaborate with engineering teams to continuously strengthen the overall security posture


What You Bring

  • Solid experience in system engineering, infrastructure, or security-focused roles

  • Strong hands-on expertise with Linux systems

  • Experience working with virtualized environments (e.g. VMware)

  • Familiarity with cloud platforms like AWS

  • Practical knowledge of automation and configuration tools

  • Good understanding of security principles and authentication mechanisms

  • A proactive mindset – someone who spots problems before they happen

  • Confidence working in an English-speaking environment


Why This Role

  • Work on real, large-scale systems, not just internal tools

  • Be part of a team where your input actually matters

  • Gain exposure to modern infrastructure and security practices

  • Enjoy a flexible hybrid working model

  • Build long-term career growth within a stable, international environment


If this sounds like the kind of challenge you’ve been looking for, we’d be glad to connect and share more.

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