Senior OT Security Architect for Industrial Control

Nordic Investin Group Aktiebolag; Västerås kommun; On-site; SEK 900,000 - 1,100,000; Full time

Job summary

Nordic Investin Group Aktiebolag is seeking a Senior OT Cybersecurity Specialist to secure industrial control systems across production environments. You will assess risk, improve segmentation and access, and guide security decisions with practical implementation plans on-site.

The role emphasizes hands-on delivery, clear risk communication, and collaboration with operations, automation, IT and suppliers to protect critical assets without disrupting production.

Qualifications

• Experience securing or engineering industrial control systems.
• Knowledge of PLC, SCADA and industrial network concepts.
• Understanding IEC 62443, NIS2 or comparable requirements.
• Ability to assess risk in safety and availability critical settings.
• Strong network and identity security fundamentals.
• Professional English; Swedish is often valuable for site work.

Responsibilities

• Assess industrial networks, assets and remote access paths.
• Develop practical segmentation and secure architecture designs.
• Guide hardening, patching and compensating control decisions.
• Support monitoring and incident readiness for OT environments.
• Translate standards into site level improvement plans.
• Work with operations, automation, IT and suppliers.

Skills

ICS security

PLC/SCADA concepts

IEC 62443/NIS2

Risk assessment

Network security fundamentals

Professional English

On-site work

Job description

Nordic Investin Group Aktiebolag is seeking a Senior OT Cybersecurity Specialist to secure industrial control systems across production environments. You will assess risk, improve segmentation and access, and guide security decisions with practical implementation plans on-site.

The role emphasizes hands-on delivery, clear risk communication, and collaboration with operations, automation, IT and suppliers to protect critical assets without disrupting production.