Network Engineer

Lognext
Municipality of Madrid, Spain
10 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Shift work
Languages
English

Job location

Municipality of Madrid, Spain

Tech stack

Bash
Border Gateway Protocol
Software Documentation
Dynamic Host Configuration Protocol
DNS
Virtual Private Networks (VPN)
Python
Network Security
McAfee VirusScan
Network Diagrams
Routing
Open Shortest Path First
Powershell
Remote Access Technology
Simple Network Management Protocols
Zabbix
Dynamic Routing
Scripting (Bash/Python/Go/Ruby)
Load Balancing
Firewalls (Computer Science)
Juniper
Fortinet
Cisco networks

Job description

  • Design, configure and support firewalls in HA environments, including NAT rules, VPN, routing and troubleshooting.
  • Participate in INET architecture and design based on Group standards defined in Europe.
  • Manage and maintain proxies, DNS/DHCP, load balancers and remote access gateways.
  • Create and update system documentation, network diagrams and project deliverables.
  • Collaborate with internal teams to ensure compliance with corporate security and network standards.
  • Support project managers in implementation, change management and operational handover.
  • Monitor and respond to incidents using Zabbix and other monitoring tools.
  • Contribute to the bank's operational permanent control framework by ensuring correct governance and reporting.

Requirements

  • Solid experience in network security and firewalls (CheckPoint, Fortinet, F5).
  • Knowledge of routing protocols (BGP, OSPF, static/dynamic routing).
  • Hands-on experience with proxy management (McAfee, Bluecoat).
  • Good understanding of DNS/DHCP administration (Infoblox desirable).
  • Familiarity with load balancers (F5 LTM/GTM, AVI Networks).
  • Experience in remote access gateways (Juniper, Cisco).
  • Monitoring and troubleshooting with Zabbix, SNMP alerts.
  • Fluent in English (B2/C1).

Desirable:

  • Scripting knowledge (Python, PowerShell, Bash).
  • Certifications: CCNA, CCNP, Fortinet NSE, CheckPoint CCSA/CCSE, F5.
  • Previous experience in multinational financial environments.

Benefits & conditions

Permanent contract.

Work mode: Hybrid (4 days remote / 1 day in-person in Madrid, flexible).

Competitive salary depending on experience.

Professional development: annual budget for certifications and specialized training.

Join our expert team, where creativity, commitment, and the ability to bring new perspectives are essential to make a difference in a world full of opportunities.

Are you ready for your NEXT LEVEL?

At Lognext, we are committed to gender equality and have a registered and published Equality Plan. We also believe that multiculturalism brings values, experiences, and knowledge to our projects, which is why we promote diversity and work to create environments where everyone is treated with respect and dignity, without discrimination based on race, religion, beliefs, ethnicity, disability, age, nationality, marital status, sexual orientation, or gender.

About the company

At Lognext we have been accompanying companies and teams for more than 18 years to identify and implement the technology necessary to advance, making their challenges and objectives our own and getting closer to their reality. Therefore, being a NEXTER means that your career and talent become meaningful to you and those around you, allowing you to build what matters most to you and reach your next level. We are looking for a talented Network Engineer to join our team for a multinational leader in the banking sector located in Madrid.

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