BGR>Varna>Blvd.Osmi Primorski polk>Digital Hub, Bulgaria Hybrid Full-time

Heidelberg Materials AG is hiring an Operational Technology Lead Engineer

About the Role

What You'll Do

Lead the creation and upkeep of enterprise-wide IT/OT reference architectures that support global Operational Technology services. Develop detailed technical designs, from concept to implementation, ensuring alignment with long-term business and engineering objectives.

Establish and manage standardized blueprints, guidelines, and architectural frameworks used by internal teams and external integrators during plant-level deployments. Translate operational needs into resilient, automated, and secure technical solutions that meet scalability and efficiency demands.

Drive innovation in OT systems by applying modern IoT gateways, edge computing platforms, and industrial networking principles. Support the integration of secure remote operations and optimization capabilities across industrial sites, ensuring compliance with cybersecurity and operational resilience standards.

Collaborate with deployment, operations, and engineering teams to ensure solutions are maintainable, deployable, and technically sound. Conduct quality reviews to sustain the health and performance of existing OT environments.

Requirements

  • Minimum of five years in roles such as System Engineer or Solution Architect within industrial IT/OT, automation, or OT cybersecurity
  • Direct experience with major Industrial Control Systems (ICS) and SCADA platforms
  • Demonstrated work with enterprise-scale OT data engineering using IoT gateways including CopaData Zenon, HMS Red Lion, or Siemens Edge
  • Firm understanding of industrial networking, network segmentation, and OT-specific security practices
  • Hands-on background with CCTV systems—cameras, NVRs, and VMS platforms such as Milestone, Genetec, or NX Witness
  • Experience leading technical teams and mentoring engineers in OT environments
  • Ability to communicate complex technical concepts to both technical staff and executive stakeholders
  • Interaction with plant leadership, electrical engineers, and internal competence centers
  • Familiarity with machinery safety standards such as IEC 60204

Benefits

  • Competitive salary with annual performance-based bonus
  • Hybrid work model with location flexibility
  • Personalized onboarding with buddy program integration
  • Support for ongoing professional development and training
  • Modern workspace in a well-connected office location
  • 25+ paid vacation days per year
  • Daily allowance for lunch
  • Comprehensive health insurance coverage
  • Subsidized sports and wellness membership
  • Employer-contributed pension plan
  • Clear pathways for career advancement in a multinational setting
  • Regular team events and office-based engagement initiatives
Required Skills
Industrial Control Systems (ICS)SCADACopaData Zenon GatewayHMS Red Lion GatewaysSiemens EdgeIoT gatewaysIndustrial networkingNetwork segmentationOT security standardsVideo Surveillance Systems (CCTV)VMS SystemsMilestoneGenetecNX WitnessOT data engineering Industrial Control Systems (ICS)SCADACopaData Zenon GatewayHMS Red Lion GatewaysSiemens EdgeIoT gatewaysIndustrial networkingNetwork segmentationOT security standardsVideo Surveillance Systems (CCTV)VMS SystemsMilestoneGenetecNX WitnessOT data engineering
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About company
Heidelberg Materials AG
Heidelberg Materials is one of the world's largest integrated manufacturers of building materials and solutions with leading market positions in cement, aggregates, and ready-mixed concrete. We are represented in more than 50 countries with around 51,000 employees at almost 3,000 locations. At the centre of our actions lies the responsibility for the environment. As the front runner on the path to carbon neutrality and circular economy in the building materials industry, we are working on sustainable building materials and solutions for the future. We enable new opportunities for our customers through digitalisation.
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Job Details
Department Digital Hub Varna
Category security
Posted 2 months ago