← All jobs
JustMarkets

Network Infrastructure Engineer

Europe
Level
Senior

Not stated in the posting: salary, work type, visa.

Open. First seen 2 October 2026.

About the role

We are looking for a Network Infrastructure Engineer to support and develop network infrastructure in a production/trading environment.

Key Responsibilities:

  • Administer and develop network infrastructure based on Cisco Nexus.
  • Configure and maintain VLAN, LACP, vPC, routing, BGP, and VPN ендпоінтс.
  • Work with Palo Alto Networks, including firewall policies, NAT, routing, Site-to-Site VPN, and troubleshooting.
  • Build and maintain connectivity between data centers, providers, and partners.
  • Organize cross-connects in data centers and coordinate with providers and remote hands.
  • Configure and maintain AWS Direct Connect and Azure ExpressRoute / VPN connectivity.
  • Troubleshoot network issues in production environments, including latency, packet loss, routing, firewall, VPN, and physical connectivity issues.
  • Support network connectivity for Windows and Linux servers.
  • Monitor the availability and health of network infrastructure.
  • Document, standardize, and automate network equipment configuration using Ansible.
  • Manage cloud network infrastructure using Terraform / Infrastructure as Code.
  • Participate in designing and maintaining fault-tolerant and highly available network architecture.

Requirements:

  • 5+ years of experience in a Network Infrastructure Engineering role.
  • Strong knowledge of TCP/IP, VLAN, STP, LACP, NAT, ACL, DNS, and routing.
  • Hands-on experience with BGP.
  • Experience with Git and CI/CD practices for Infrastructure as Code.
  • Experience administering Cisco network equipment, preferably Cisco Nexus.
  • Hands-on experience with enterprise firewalls.
  • Experience configuring and troubleshooting IPsec site-to-site VPNs.
  • Understanding of data center networking and cross-connect connectivity.
  • A systematic approach to troubleshooting and experience handling production incidents.
  • Experience with network monitoring and logging tools.
  • Professional proficiency in English.

What we offer:

  • 20 paid vacation days per year
  • 10 paid sick leave days per year
  • Public holidays as per the company’s approved Public holiday list
  • Medical insurance
  • Opportunity to work remotely
  • Professional education budget
  • Language learning budget
  • Wellness budget (gym membership, sports gear and related expenses)

What this role asks for

Particular to this role

Ansible · Cisco · Git · Networking

Rare in JustMarkets's other 39 open postings.

Standard for DevOps / SRE / cloud roles

AWS · Azure · CI/CD · Linux · Terraform

Common in DevOps / SRE / cloud postings at any company.

Compared with JustMarkets's other open jobs.

The team: Trading Tech

This role is one of 3 open in Trading Tech.

WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS

AWS (2 of 3), CI/CD (2 of 3), Networking (2 of 3)

OTHER ROLES ON THIS TEAM

From the team and dates on JustMarkets's own job board.

Similar jobs

Is this your posting? Email info@careerholo.com to have it removed.