OT Systems Engineer – Industrial Automation & SIS

Nouryon; Stenungsunds kommun; On-site; SEK 800,000 - 1,050,000; Full time

Job summary

Nouryon is seeking an OT Systems Engineer to support and develop our control systems and sustain reliable operations at sites in the region. The role focuses on maintenance of Process Control and Safety Instrumented Systems, with an emphasis on security, uptime, and continuous improvement.

You will collaborate with site teams, participate in lifecycle planning, and contribute to alarm management and SIS proof testing. English and Swedish fluency is expected.

Qualifications

• University degree in engineering or a technical field, preferably within automation or IT.
• Experience in process control management and maintenance, including control system design and implementation.
• Experience within the chemical or refining industry.
• Hands-on experience with control systems.
• Good knowledge of English and Swedish, both written and spoken.

Responsibilities

• Provide maintenance support of the Process Control System, Safety Instrumented System, and data historians at the sites within the region.
• Ensure overall high level of system integrity by executing required system maintenance such as software and hardware upgrades and backups.
• Implement required programming and configuration changes to support continuous improvement.
• Support capital projects at the sites.
• Create and support the sites’ strategic control system lifecycle plan.
• Support implementation and maintenance of alarm management processes.
• Maintain sites’ SIS, including responsibility for SIF proof testing.
• Work effectively within site teams.
• Prioritize workload to provide timely and effective support.
• Ensure 24/7 availability of the team to minimize system impact.

Skills

Process control management

Control systems

SIS experience

English & Swedish

Team collaboration

Education

Engineering or technical degree

Tools

Modbus

OPC UA

Job description

Nouryon is seeking an OT Systems Engineer to support and develop our control systems and sustain reliable operations at sites in the region. The role focuses on maintenance of Process Control and Safety Instrumented Systems, with an emphasis on security, uptime, and continuous improvement.

You will collaborate with site teams, participate in lifecycle planning, and contribute to alarm management and SIS proof testing. English and Swedish fluency is expected.