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OT Network Engineer (Industrial Ethernet & OT Infrastructure) (f/m/d)

Vacature ID
515775
Geplaatst sinds
28-jul-2026
Organisatie
Digital Industries
Vakgebied
Sales
Bedrijf
Siemens, s.r.o.
Ervaringsniveau
Experienced Professional
Type functie
Fulltime
Werkvorm
Hybride (plaatsonafhankelijk/kantoor)
Type contract
Vast contract
Locatie(s)
  • Praag - Hoofdstad Praag - Tsjechië
About Us 
Siemens is shaping the future of industrial connectivity. We help customers build secure, reliable, and high-performance OT networks using Industrial Ethernet, network infrastructure, cybersecurity, and Industrial IoT technologies.
We are looking for an OT Network Engineer who will help customers design, implement, and optimize Industrial Ethernet and OT infrastructure solutions for manufacturing, energy, transportation, and critical infrastructure environments. 
The role combines technical consulting, solution design, and customer-facing project work across Europe and beyond, working closely with international teams and industry experts. 

What are your responsibilities?
  • Design and support Industrial Ethernet and OT infrastructure solutions for industrial customers.
  • Provide technical consulting and presales support throughout the customer journey.
  • Prepare network architectures, technical proposals, and solution documentation.
  • Design and optimize switching, routing, network segmentation, and secure remote access solutions.
  • Support deployment, commissioning, troubleshooting, and integration of industrial communication networks.
  • Lead technical workshops, product demonstrations, and customer presentations.
  • Collaborate with sales, engineering, cybersecurity, and product management teams.
  • Deliver training and knowledge-sharing sessions for customers and colleagues.

You'll win us over by:
  • Experience in network engineering, OT infrastructure, industrial communication, or technical consulting.
  • Knowledge of Ethernet, TCP/IP, switching, routing, network redundancy, and network management principles.
  • Understanding of OT environments, industrial automation, and industrial communication networks.
  • Strong troubleshooting, analytical, and customer-facing consulting skills.
  • Ability to explain technical concepts clearly to different audiences.
  • Good communication skills in English and willingness to travel internationally (up to 40%).
  • A degree in Telecommunications, IT, Electrical Engineering, Automation, or a related field is an advantage.

Nice to have:
  • Experience with industrial networking platforms such as SCALANCE, RUGGEDCOM, SINEMA, or similar solutions.
  • Knowledge of Layer 2 and Layer 3 technologies such as VLAN, STP/RSTP, OSPF, QoS, NAT, or Multicast.
  • Familiarity with industrial protocols such as PROFINET, OPC UA, MQTT, Modbus TCP, EtherNet/IP, or IEC 61850.
  • Understanding of OT cybersecurity principles and standards such as IEC 62443, NIST, or Zero Trust.
  • Experience with industrial firewalls, network segmentation, and secure remote access solutions.
  • Relevant certifications (Cisco CCNA/CCNP, Fortinet, Aruba, Siemens, etc.).

What else can you gain by joining us? 

More Time to Rest
  • Up to 33 days of vacation (including days from your benefits budget).
  • Option for unpaid leave for extended rest or travel.
Flexibility & Home Office
  • Flexible working hours.
  • Hybrid work model, allowing you to work from home with contributions towards home office expenses.
Individual Benefits Budget
  • At least CZK 34,000 annually to personalize your benefits from categories like Finance, Wellbeing, and Health.
  • Finance: Contributions towards pension, life insurance and/or long-term investment products (DIP), plus an Employee Stock Ownership Plan.
  • Wellbeing: Cafeteria system, e-meal vouchers or company canteen, company nursery (Prague and Ostrava), and exclusive employee offers and discounts.
  • Health: Discounted MultiSport card and access to premium healthcare and crisis support services.

Siemens is an equal opportunity employer 
We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, or gender identity. We believe that diverse teams create better solutions. We welcome people with different backgrounds, experiences, perspectives, and ideas. Problem solvers, innovators, and entrepreneurial minds are highly encouraged to apply. Make your mark in our exciting world at Siemens and learn more at: www.siemens.com