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Offer summary
(Summary generated by AI based on the full job description)
The project involves L2/L3 network infrastructure support for a global company, including Cisco and Juniper Routers/Switches, Checkpoint Firewall, F5, DNS. Key responsibilities include network troubleshooting, performance optimization, collaboration with IT teams, and rotational on-call with financial reward. Requirements include 8+ years of experience, knowledge of CCNA, ITIL/Agile and tools like Splunk, Sevone, NetScout, Wireshark. The project operates on a global "follow the Sun" model focusing on continuous infrastructure improvement.
OT (Operational Technology) Network Support Specialist
Company: ALTEN Polska
from: 28 July 2026
to: 27 August 2026
salary not specifiedB2B contract (full-time)
salary not specifiedcontract of employment
Offer parameters
level:senior
working mode:hybrid
Kraków, Grzegórzki
Requirements
Expected technologies
Splunk
Sevone
NetScout
Wireshark
Optional technologies
Python
Google Cloud Platform
AWS
Microsoft Azure
Operating system
Windows
Our requirements
- 8+ years of network technology support experience in a large enterprise.
- Strong technical skills in Cisco Router/Switch, Cisco ACI, Juniper Router, Checkpoint Firewall, DNS, and F5.
- Deep understanding of data network topologies and protocols.
- CCNA certification (mandatory).
- ITIL/Agile framework experience.
- Team player mindset with the ability to mentor junior engineers.
- Strong communication skills to collaborate across all levels.
- Network management tools: Splunk, Sevone, NetScout, Wireshark, or similar.
Optional
- CCNP/CCIE certification (strong advantage).
- Python programming or network automation experience.
- Cloud infrastructure (GCP, Azure, AWS, Ali) support experience.
Your responsibilities
- Provide L2/L3 production support for global Router/Switch, Firewall, Load-Balancing, and DNS infrastructure.
- Perform network troubleshooting to optimize performance and resolve issues.
- Collaborate with IT teams, including Incident Management and OT teams, during crisis situations.
- Work in a global, diverse team on a "follow the Sun" support model.
- Drive continuous improvement to reduce infrastructure outages and repeat failures.
- Ensure adherence to global standards and best practices.
- Participate in rotational on-call support (financially rewarded).
- Provide documentation and knowledge transfer to L1 support and junior engineers.
This is how we work on a project
- test automation
- testing environments
NOTICE: We kindly inform you that we will contact the selected candidates.
What we offer
- Location –Kraków; work model – hybrid
- Stable and long-term cooperation
- Well-defined career path at the European leader in engineering & IT consulting
- Opportunity to relocate and work in different ALTEN Polska branches
- After completion of the project, opportunity to engage in a subsequent one within the company
- Introduction and cooperation with dedicated Competences Manager
- Access to professional certifications with our technology partners (e.g. Google, ISTQB)
- Access to relevant industry events
- Access to the Knowledge Sharing Program
- Access to Referral program
Benefits
- life insurance
- retirement pension plan
- baby layette
- employee referral program
- Medicover medical care
- Medicover dental care
- Medicover Benefits platform
- Medicover Sport card
ALTEN Polska
WHO ARE WE?
WE ARE A WORLD LEADER IN ENGINEERING AND IT SERVICES.
At ALTEN, we see our specialists as architects – today’s designers of tomorrow’s world.
As a leader in Engineering and IT Services, we support companies in their technological and sustainable transformation.
OVER 57,400 EMPLOYEES IN 30+ COUNTRIES, TO SUPPORT MORE THAN 6,500 CLIENTS WORLDWIDE.
We operate in all sectors: Aeronautics, Space, Defence, Security & Naval, Automotive, Rail & Mobility, Energy & Environment, Life Sciences & Health, Industrial Equipment & Electronics, Telecoms, Banking, Finance & Insurance, Retail, Services & Medias, Public Services & Government.
We carry out complex and highly technical projects throughout the value chain of the most prestigious companies worldwide.
Our motto: Building Tomorrow’s World Today!
OT (Operational Technology) Network Support Specialist
I apply to:
ALTEN Polska
Kraków, Grzegórzki
Need more information?
- Make sure the body of the offer doesn’t already include what you’re looking for.
- Ask a question if you need more information you’re interested in.
- We’ll forward your question to the employer and aim to provide a response within 3 business days.