Senior Professional, OT & IoT

Danfoss; Grodzisk Mazowiecki; Hybrid; PLN 180,000 - 280,000; Full time

Job summary

Danfoss is seeking a Senior Professional, OT/IoT to design, deploy, and secure OT/IoT infrastructure across our manufacturing environments. You’ll lead network architecture for industrial devices, ensure 24/7 operations, and collaborate with IT for secure data flow from factory floors to enterprise systems.

You will work across locations in Europe with hybrid flexibility, applying IEC 62443 standards and advancing Industry 4.0 initiatives while staying current on emerging OT and cybersecurity

Qualifications

• Bachelor’s degree in Electrical Engineering, Computer Science, Network Engineering, or a related technical field.
• A few years hands-on OT/ICS experience, focused on industrial network design and administration.
• Strong knowledge of industrial communication protocols (e.g., Modbus TCP/IP, PROFINET, EtherNet/IP, OPC-UA).
• Proven experience with industrial network hardware (Aruba, Hirschmann, Cisco, Siemens).
• Solid understanding of cybersecurity principles and best practices for OT environments.
• Strong English language skills.

Responsibilities

• Design, Deploy, and Maintain IoT and OT network solutions for manufacturing environments.
• Ensure security and reliability of OT/IoT devices; manage patching and incident response per IEC 62443.
• Collaborate with IT and Business operations to integrate OT and IT networks securely.
• Provide expert-level technical support for OT/IoT network issues to minimize downtime.
• Create and maintain documentation for network architecture and configurations, contribute to global standards.
• Stay current with advancements in industrial networking, IoT, and cybersecurity.

Skills

OT/ICS network design

Industrial protocols

Industrial hardware

OT cybersecurity

English proficiency

Education

Bachelor’s degree in Electrical Engineering / CS / Network Engineering

Tools

Aruba

Hirschmann

Cisco

Siemens

Job description

The Impact You'll Make

We are seeking a highly skilled and motivated Senior Professional, OT/IoT to join our dynamic team at Danfoss. In this role, you will be at the forefront of our digital transformation, responsible for designing, implementing and securing the operational technology (OT) and Internet of Things (IoT) infrastructure that underpins our smart manufacturing facilities. If you are passionate about Industry 4.0 and have a strong background in industrial networking and cybersecurity, we encourage you to apply.

The role requires travelling across Danfoss locations (EMEA, approx. 10% of yearly time).

The job shall be hybrid; you can be employed in one of our locations – Grodzisk Mazowiecki, Povazska Bystrica, Sofia and Bucharest.

What You’ll Be Doing

• Design, Deploy, and Maintain IoT and OT Network Solutions: Develop robust and scalable network architectures for our manufacturing environments, including selecting, configuring and deploying industrial switches, routers, firewalls, and wireless access points to connect machinery, sensors and control systems.
• Ensure Security and Reliability: Take ownership of the security and reliability of all OT/IoT devices to support seamless 24/7 production operations. Implement and manage security measures, conduct vulnerability assessments, perform patch management and develop incident response plans in line with industry standards (e.g., IEC 62443).
• Collaborate and Integrate: Act as a key liaison between the Business operations and IT departments. Collaborate closely with IT teams to ensure the secure and efficient integration of OT and IT networks, enabling seamless data flow from the factory floor to enterprise systems.
• Technical Support and Troubleshooting: Provide expert-level support for all OT/IoT network-related issues. Diagnose and resolve complex network and device connectivity problems to minimize production downtime.
• Documentation and Standards: Create and maintain comprehensive documentation for network architecture, device configurations and contribute to the development of global standards and best practices for OT/IoT.
• Innovation and Improvement: Stay current with the latest advancements in industrial networking, IoT, and cybersecurity.

Technical Background

What We're Looking For

• Bachelor’s degree in Electrical Engineering, Computer Science, Network Engineering, or a related technical field.
• A few years of hands‑on experience in an OT/ICS environment, with a focus on industrial network design and administration.
• Strong knowledge of industrial communication protocols (e.g., Modbus TCP/IP, PROFINET, EtherNet/IP, OPC‑UA).
• Proven experience with industrial network hardware (e.g., Aruba, Hirschmann, Cisco, Siemens).
• Solid understanding of cybersecurity principles and best practices for OT environments.
• Strong English language skills.

On The Personal Side

• Excellent problem‑solving skills and the ability to work effectively under pressure.
• Strong communication and interpersonal skills, with a proven ability to collaborate across different teams and departments.

What You’ll Get From Us

• We promote from within and support your learning with mentoring, training, and access to global opportunities.
• You’ll have flexibility, autonomy, and support to do your best work while maintaining a healthy work‑life balance. Your well‑being matters to us.
• We strive to create an inclusive work environment where people of all backgrounds are respected, and valued for who they are.
• You’ll receive benefits on top of your salary. Detailed information shall be provided during the recruitment process.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or other protected category.