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Senior Operational Systems Architect

https://www.randstad.com Logo

Randstad

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Location:
Australia , Brisbane

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Contract Type:
Not provided

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Salary:

Not provided

Job Responsibility:

  • Perform design activities and maintain architectural documentation for Operational Technology (OT) server hosting and core software platforms
  • Analyse current infrastructure to provide strategy suggestions and recommend changes that improve system reliability and performance
  • Provide architectural oversight on projects, attending workshops and liaising with stakeholders to meet business and system requirements
  • Review and integrate cyber security principles, such as IEC62443 and system hardening, into the OT system architecture
  • Provide Level 3 support to diagnose and resolve complex faults and incidents within the hosting environment

Requirements:

  • Practical experience in designing and maintaining server and computer infrastructure specifically within OT or ICS environments
  • Deep technical expertise with Windows and Linux Operating Systems, alongside Hyper-V and VMware virtualisation platforms
  • Demonstrated experience applying OT/ICS cyber security standards and implementing vendor hardening best practices
  • A minimum of 5 years of professional experience working with Information Technology systems
  • Strong communication skills to provide technical guidance and advise teams on complex architectural questions
What we offer:
  • Access to a Udemy license for ongoing learning and continuous professional development
  • Access to exclusive discounts across various platforms
  • Discounts on private health funds
  • Weekly payrun

Additional Information:

Job Posted:
May 19, 2026

Expiration:
June 11, 2026

Employment Type:
Fulltime
Work Type:
On-site work
Job Link Share:
PREMIUM
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