Network & Security Engineer
Lever · Cartagena, Spain ·
COMPENSATION
€•• – ••k
Listed on WeAreDevelopers
- Fully remote (Spain)
- pfSense + OPNsense
- English + Spanish
- Rotating shifts
- 5+ years experience
We are seeking an experienced Network & Security Engineer to secure and optimize network infrastructure for internal and customer environments. You will manage firewall operations, implement IPSec VPNs, and collaborate with security teams to mitigate incidents.
The role involves designing network environments, troubleshooting complex connectivity issues, and introducing automation to streamline workflows. You will work in a fully remote setup with the option to use office facilities, participating in rotating shifts with NOC and SOC teams.
What you'll do
- Manage daily network and firewall operations and infrastructure projects
- Implement and document IPSec VPNs and firewall rules using pfSense/OPNsense
- Design network environments for customer and internal projects before deployment
- Perform advanced troubleshooting including deep packet analysis and routing fixes
- Configure IPv4/IPv6 infrastructure, dynamic routing protocols, and switching
- Develop basic network automation using Ansible, Python, or Bash scripts
- Collaborate with SOC to analyze logs, investigate events, and mitigate incidents
- Train new colleagues and share technical knowledge within the distributed team
- Participate in rotating duty schedule with NOC and SOC teams including nights
What you'll need
- At least five years of relevant professional experience excluding internships
- Extensive hands-on experience with pfSense and OPNsense firewall platforms
- Strong practical knowledge of IPSec VPN implementation and troubleshooting
- Experience with BGP or other dynamic routing protocols
- Solid understanding of IPv4 and IPv6 networking standards
- Experience with switches, preferably Dell, and Proxmox environments
- Initial practical experience with network automation via Ansible, Python, or Bash
- Fluency in both English and Spanish is required
- Willingness to work rotating shifts including nights, weekends, and holidays
Nice to have
- Knowledge of German language is considered an advantage
Stack
- pfSense
- OPNsense
- IPSec
- BGP
- IPv4
- IPv6
- Dell switches
- Proxmox
- Ansible
- Python
- Bash
How you'll work
- Fully remote working arrangement with option to work from office
- Flexible working hours to balance personal commitments
- Based in Spain
- Rotating duty schedule with NOC and SOC teams
- Shifts include nights, weekends, and public holidays
What you get
- Private health insurance coverage
- Flexible compensation benefits package
- Access to professional training programs and certifications
- English classes and continuous learning opportunities
- Internal events, outdoor activities, and team-building days
- Office amenities including refreshments and recreational facilities
- Holiday flexibility and support for work-life balance