JobCubby JobCubby
Sign up
E-INFRA

Network and Infrastructure Security Engineer L3

E-INFRA Bucharest, Romania

Construction · 501-1,000 employees

2 d ago
security Senior (5-10 yrs) Full-time Romania
Create a free account to apply — email only, no card. You can also save this posting or score it against your profile with AI.

Applying here? Try the free cover letter tool — paste this posting and your résumé, no account needed.

About the role

The engineer will manage and develop LAN/WAN, switching, routing, and Wi-Fi infrastructure while ensuring security through firewall policies and hardening. They will also resolve L3 network incidents, contribute to NIS2 compliance, and collaborate with security and systems teams.

What they look for

Network Security FortiGate Firewall VPN Routing Switching TCP/IP VLAN OSPF BGP Network Monitoring Change Management Hardening Incident Response Infrastructure Security

Requirements

Candidates must have at least 7 years of relevant experience in networking and network security, with senior-level expertise in enterprise environments. Strong practical knowledge of FortiGate, routing protocols, and traffic analysis is required, along with relevant technical certifications.

Full description

E-INFRA este unul dintre cele mai puternice grupuri romanesti, cu o activitate de peste 29 ani. Prin intermediul companiilor parte a grupului, E-INFRA activeaza in arii precum infrastructura energetica, de telecomunicatii si civila, fiind, de asemenea, prezent si in domenii cheie ca productia de energie si energie verde, distributia de energie si gaze naturale sau telecomunicatii. Grupul reuneste activitatile Electrogrup, Nova Power&Gas, Netcity, Direct One si Wesee, companii active in domeniul proiectelor de infrastructura energetica si de telecomunicatii. Alaturi de acestea, E-INFRA s-a dezvoltat constant si numara astazi peste 1200 de angajati.

In momentul de fata cautam un Network and Infrastructure Security Engineer L3 care sa se alature grupulului E-INFRA.

Responsabilitati 

  • Administreaza si dezvolta LAN/WAN, switching, routing, Wi-Fi si conectivitatea intre sedii, centre de date, furnizori si mediul cloud. 
  • Opereaza FortiGate, politici firewall, NAT, VPN si segmentare; implementeaza accesul aprobat si revizuieste regulile. 
  • Rezolva incidente L3 de retea, identifica problemele recurente si urmareste disponibilitatea, performanta si capacitatea. 
  • Asigura hardening, actualizari de firmware, backupul configuratiilor, redundanta si teste de recuperare. 
  • Livreaza proiecte si schimbari documentate, diagrame si proceduri; colaboreaza cu furnizorii si echipele tehnice. 
  • Sprijina raspunsul la incidente prin loguri, analiza de retea si blocari/izolari, sub coordonarea Security Operations. 
  • Contribuie la NIS2 prin controale si dovezi privind reteaua, accesul, rezilienta si remedierea vulnerabilitatilor; nu coordoneaza conformitatea sau raportarea legala. 

Cerinte:

  • Minimum 7 ani de experienta relevanta in networking / network security si experienta demonstrata Senior/L3 in medii enterprise. 
  • Experienta practica solida cu FortiGate, firewall, VPN, segmentare si infrastructuri de routing/switching. 
  • Cunostinte avansate TCP/IP, VLAN, rutare statica/dinamica, OSPF/BGP, redundanta si diagnostic prin capturi de trafic si loguri. 
  • Experienta cu monitoring, hardening, change management si documentare; engleza mediu-avansata pentru documentatie si suport tehnic. 
  • Gandire analitica, asumarea rezolvarii problemelor, prioritizare dupa impact si comunicare clara in situatii de incident. 
  • Rigoare in schimbari si documentare, colaborare cu Security Operations si Cloud / Systems, mentorat pentru L1/L2 si coordonare tehnica a furnizorilor. 
  • Avantaje: NAC, SD-WAN, automatizare de retea, infrastructuri critice, OT/SCADA si proiecte in medii cu multiple locatii. Studii tehnice relevante sau experienta echivalenta. 
  • Certificari apreciate: Cisco CCNA / CCNP Enterprise / Security, certificari Fortinet relevante pentru tehnologiile administrate sau echivalente in network security.

Similar roles