Security Engineer – OT Specialist

11 hours ago

Melbourne Victoria Australia ctrl:cyber Full time $120,000 - $180,000 per year

This is not just a job advertisement—this is a mission.

We are not here to just fill a vacancy. We are here to connect with people who pursue excellence, take initiative, and are committed to ongoing growth.

We are ctrl:cyber; a high-growth, proudly Australian cybersecurity firm and we're looking for purpose-driven individuals to join our team.

We want to hear from people who believe their potential has no ceiling. At Ctrl, your ambition and capabilities are met with real opportunities for impact and development. We've built a culture that values curiosity, supports innovation, and provides a platform for continuous learning.

You'll be surrounded by motivated, skilled colleagues who lead with integrity and collaborate with purpose. Expect to do meaningful work. Expect to grow. Expect to be supported as you take on challenges that matter.

The Opportunity

As a Security Engineer – OT Specialist, you will play a key role in enhancing our SOC's capabilities to monitor, detect, and respond to threats targeting Industrial Control Systems (ICS), SCADA, and other OT environments. You will work closely with clients across various industries to develop and implement effective OT cybersecurity monitoring and response strategies.

What You'll Be Responsible For

  • Develop and implement OT-specific monitoring use cases, detections, and response playbooks within the SOC.
  • Monitor OT network traffic using tools such as Claroty, Nozomi, Dragos, or similar platforms.
  • Conduct threat hunting and incident response activities in OT environments.
  • Collaborate with IT/OT client stakeholders to assess and secure ICS/SCADA systems.
  • Perform security assessments and gap analysis for OT networks and assets.
  • Integrate OT asset visibility platforms and log sources into SIEM/SOAR systems.
  • Assist in developing SOC processes, documentation, and escalation workflows specific to OT incidents.
  • Provide subject matter expertise to SOC analysts on OT protocols, vulnerabilities, and threat landscapes.
  • Stay up to date with evolving OT threat intelligence, vulnerabilities, and compliance frameworks (e.g., NERC CIP, ISA/IEC 62443, NIST CSF).

What We're Looking For

  • 3+ years of experience in cybersecurity, with at least 1–2 years in OT/ICS/SCADA environments.
  • Strong understanding of OT protocols (e.g., Modbus, DNP3, OPC, BACnet) and architectures.
  • Experience with OT security tools (e.g., Dragos, Claroty, Nozomi, SCADAfence, Armis).
  • Familiarity with ICS environments in sectors such as energy, water, oil & gas, or manufacturing.
  • Experience with SIEM/SOAR platforms (e.g., Splunk, Sentinel, QRadar, etc.).
  • Working knowledge of network security, incident response, and threat detection principles.
  • Excellent communication skills and ability to work with both technical and non-technical stakeholders.

Preferred Qualifications:

  • Certifications such as GICSP, GRID, CISSP, or SANS ICS-related certifications.
  • Experience with IT/OT integration, segmentation strategies, and risk assessments.
  • Exposure to OT vulnerability management and patching strategies.
  • Knowledge of compliance requirements and standards for critical infrastructure.

What You'll Get

  • Flexible work environment
  • A competitive base salary
  • Flexibility, autonomy, and support with a clear investment in your development
  • A collaborative, technically excellent team to be part of

  • Senior OT Specialist

    12 hours ago

    Osborne Park, Western Australia, Emeco Group Full time $120,000 - $180,000 per year

    Exciting new opportunity for a Senior OT Specialist to join the Emeco team.In this role you will play a critical role in delivering and supporting Emeco's mining operational technology solutions directly to customers. This customer-focused position combines technical expertise with project management to ensure the reliable operation of our Emeco Operating...

  • Endpoint Security Engineer

    11 hours ago

    Melbourne, Victoria, , Australia XPT Software Australia Pty Full time $120,000 - $180,000 per year

    Job Description: Endpoint Security Engineer – Defender Suite, McAfeeENS/EDR, ePO & AWL (Compliance -Focused)  Job Summary:We are seeking a highly experienced Endpoint SecurityEngineer to lead the deployment, administration, and optimization of enterpriseendpoint protection platforms. This role encompasses Microsoft Defender forEndpoint, McAfee ePolicy...

  • Security Integration Engineer

    12 hours ago

    Melbourne, Victoria, Australia Sener Aerospace & Defence Full time $80,000 - $120,000 per year

    About UsAt Sener, we are a global engineering and technology group with over 65 years of experience delivering innovative, sustainable solutions across infrastructure, transport, energy, aerospace, and marine sectors. With operations in more than 20 countries, we pride ourselves on combining technical excellence with visionary thinking to tackle complex and...

  • Security Engineer with Palo Alto

    7 hours ago

    Melbourne, Victoria, , Australia XPT Software Australia Pty Full time $120,000 - $180,000 per year

    Experienced in working in large/complex environments with multi vendor firewalls, IPS, IDS, Citrix Netscaler, F5 GTM/LTM.Has a minimum of 8 Years of experience in designing and implementing Palo Alto Firewalls.Seasoned in leading large scale firewall migrations from legacy vendor products to Palo Alto NGFW platforms.Has solid understanding and working...

  • Security Engineer

    12 hours ago

    Melbourne, Victoria, , Australia XPT Software Australia Pty Full time $80,000 - $120,000 per year

    Operate, configure, and optimize Cisco network security solutions including: Cisco FMC (Firepower Management Center)Cisco ISE (Identity Services Engine)Cisco EWSA (Email/Web Security Appliance)Manage and fine -tune Imperva Web Application Firewall (WAF) policies and rules to protect public -facing applications.Contribute to micro -segmentation strategy using...

  • Occupational Therapist

    2 weeks ago

    Melbourne, Victoria, Australia OT Group Full time $80,000 - $120,000 per year

    Join the team voted Best Company to Work For – 2025 Welcome to OT GroupWe're not your average allied health employer.At OT Group, we've been delivering award-winning support across metro and regional Victoria for over 7 years. Our multidisciplinary team of OTs and Speech Pathologists do more than just exceptional therapy—they support one another,...

  • Industrial Automation

    2 days ago

    Melbourne, Victoria, Australia Ubique Systems Full time $90,000 - $140,000 per year

    We are looking for experienced Engineering Professionals in Industrial Automation and Operational Technology (OT) to support client's Melbourne site. These roles will play a key part in developing and implementing automation asset lifecycle management and technology operation processes to strengthen our production systems' reliability, visibility, and...

  • OT Architect

    11 hours ago

    Melbourne, Victoria, , Australia XPT Software Australia Pty Full time $120,000 - $180,000 per year

     Knowledge of IPv4 and IPv6(unicast and multicast technologies and Clock synchronization) as the role will be responsible for designing and implementing IP/MPLS network for IPTV/Triple Play, Metro -E, CORE and Mobile Backhaul, BNG, CGNAT, AA/DPI environments.· Experience and expertise in Ethernet based industrial networks such as PROFINET/Ethernet -IP...

  • Lead OT SCADA/MES Engineer

    7 hours ago

    Port Hedland, Western Australia , Australia Frontline Automation Full time $104,000 - $160,000 per year

    About Frontline AutomationFrontline Automation is a rapidly growing, locally owned and operated engineering consultancy based in Port Hedland WA and focused on providing engineering services directly to the 'frontline' of our clients operations in the North West and Pilbara regions. We value safety, simplicity and our people above all else, and pride...

  • Mental Health Occupational Therapist

    1 week ago

    Melbourne, Victoria, Australia Well-Being OT Full time $65,000 - $90,000 per year

    Title: Occupational Therapist - Mental HealthCompany Name: Well-Being OTWebsite: Vacancy: Full time/Part TimeJob Location: Melbourne, Northern SuburbsEmployment Status: Full time/ Part timeEarnings and Extras: $65-75 p/hour + Super + Monthly Professional Development (PD) + Self-care Funding + 5 paid PD days/yearCome and join a small, supportive mental health...