Senior Network & Security Engineer - FreeBSD Specialist

We are looking for a Senior Network & Security Engineer with expertise in FreeBSD, UNIX-based networking, and security to join our team. You’ll be responsible for designing, optimizing, and securing high-availability gateway appliances in complex environments.

What you’ll do:

• Design & develop high-performance IT architectures for networking, storage, and cloud solutions

• Optimize and secure FreeBSD-based enterprise solutions for large-scale deployments
• Develop and implement high-availability, ultra-secure Application Layer Gateways
• Work with high-speed Ethernet (100Gb/s) and NVIDIA/Mellanox ConnectX-6 / Bluefield NICs
• Automate and provision complex environments using FreeBSD tools and scripting (Python, Shell, Perl, C/C++)
• Collaborate with international experts in FreeBSD, security, and network engineering
• Ensure compliance with security standards (ISO 2700x, BSI, NIST)

Requirements

What you bring:

• 10+ years of hands-on experience in UNIX/BSD networking, security, and infrastructure
• Strong FreeBSD expertise (Ports, Package Management, Poudriere, pfSense, ipfw, ALTQ)
• Deep networking knowledge (firewalls, VLANs, network virtualization, high-performance routing)
• Experience with security and high-availability architectures in enterprise/government settings
• Proficiency in scripting & automation (Python, Perl, Shell, C, C++)
• Experience with DevOps, CI/CD, and audit management tools (Git, SVN, ClearCase, etc.)
• Good English or German skills (business fluent)

Nice to have

• Experience with Bhyve, VNET Jails, containerization
• Background in audit & compliance (ISO, BSI, NIST security standards)
• Familiarity with AI-driven networking & security optimization

Benefits

Here’s what we offer:
📚 Continuous Learning & Development – Allocated budget for training, certifications, and an individual career plan.
🏥 Health & Wellness – Private health insurance, 7Card for gym & sports, and access to Bookster for reading lovers.
🍽 Extra Benefits – Meal tickets, performance-based bonuses, and an employee referral program.
🏢 Great office location – Comfortable workspace, easily accessible from anywhere in Cluj.
⏳ Flexibility & work-life balance – Hybrid work model and flexible hours.
🎉 Engaging team culture – Regular company events, team-building activities, and a collaborative work environment.

We are fme, an innovative digital transformation company with nearly 20 years of experience. We are mature enough to handle complex projects with confidence, yet agile and forward-thinking, providing a modern, dynamic work environment for our team.

As part of the fme Group, headquartered in Braunschweig, Germany, we have a global presence with subsidiaries in Germany, Romania, the United States, and India.

Our mission is to help enterprises accelerate critical business processes, enhance decision-making, and ensure information security and compliance through cutting-edge Enterprise Content Management, Business Intelligence, and Cloud technologies.