Senior OT Network Support Engineer – Cisco & Firewall Expertise

5 340 - 6 431 USDNet per month - B2B
Support

Senior OT Network Support Engineer – Cisco & Firewall Expertise

Support
Centrum, Krakow

ITDS

Full-time
B2B
Senior
Hybrid
5 340 - 6 431 USDNet per month - B2B

Job description

Unleash the power of connectivity — shape the future of global network infrastructure!

Krakow-based opportunity with hybrid work model (up to 3 remote days per week).

As a Senior OT Network Support Engineer, you will be working for our client, a major financial institution, providing critical IT and OT network services across 55 countries. You’ll play a vital role in managing and supporting complex network environments, ensuring seamless communication and operational excellence on a global scale. Join us and be part of an innovative team driving digital resilience and infrastructure stability.

Your main responsibilities:

  • Provide Level 2 and Level 3 production support for global HSBC IT and OT network infrastructure, including routers, switches, firewalls, load balancers, and DNS.
  • Troubleshoot network issues to optimize performance and deliver swift break-fix solutions.
  • Collaborate with incident management teams and OT specialists to resolve crises and incidents effectively.
  • Work closely with diverse global teams and vendors on a "follow the Sun" support basis, ensuring 24/7 coverage.
  • Contribute to continuous improvement initiatives to reduce outages and prevent recurring failures.
  • Develop comprehensive documentation and deliver knowledge transfers to junior engineers or support teams.
  • Ensure adherence to global standards and best practices, maintaining high-quality support.

You're ideal for this role if you have:

  • Over 8 years of experience supporting network technologies within large organizations.
  • Strong expertise with Cisco Router/Switch, Cisco ACI, Juniper Router, and Checkpoint Firewall.
  • Deep understanding of Data Network Topologies and protocols, DNS, and load balancing.
  • Experience working with ITIL, Agile frameworks, and network management tools like Splunk, Sevone, NetScout, Wireshark.
  • Excellent communication skills and ability to collaborate at all organizational levels.
  • A team-oriented approach with capacity to mentor less experienced engineers.
  • Willingness to learn new telecoms and OT technologies.

It is a strong plus if you have:

  • Valid industry certifications such as CCNP or CCIE.
  • Programming skills in Python or experience with network automation.
  • Cloud infrastructure support experience (GCP, Azure, AWS, Ali).

Language Required for the role:

  • Fluent/Communicative English proficiency.

Eligibility for the role:

  • Only candidates with an existing legal right to work in the European Union will be considered for this role.

#MAKEYourCareerBETTER

Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

Tech stack

    English

    B2

    Cisco ACI

    advanced

    Network Troubleshooting

    advanced

    Checkpoint Firewall

    advanced

    Cisco Router/Switch

    advanced

    load balancing

    regular

    Network monitoring tools

    regular

    ITIL

    regular

    DNS

    regular

    Juniper Router

    regular

    Python

    nice to have

Office location

Senior OT Network Support Engineer – Cisco & Firewall Expertise

5 340 - 6 431 USDNet per month - B2B
Summary of the offer

Senior OT Network Support Engineer – Cisco & Firewall Expertise

Centrum, Krakow
ITDS
5 340 - 6 431 USDNet per month - B2B
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