Cybersecurity Analyst

ATCO Energy Systems; Cockburn; On-site; AUD 110,000 - 140,000; Full time

Benefits offered by this job

Additional purchased leave

Salary Sacrifice options

Employee Share Purchase Plan

Corporate discounts (health insurance,

fitness clubs)

Job summary

ATCO Energy Systems in Australia is seeking a Cybersecurity Analyst to monitor, analyse and respond to security events across IT and OT environments. You will work with technology teams to strengthen ATCO's security posture and support detection, investigation and response to threats.

This on-call role offers opportunities to maturate cyber security capabilities, including vulnerability management, incident response, and collaboration with risk and operations teams.

Qualifications

• Degree in Cybersecurity or related field.
• 5+ years in cybersecurity, including SOC or IR.
• Knowledge of AESCSF, NIST CSF, Essential Eight, ASD ACSC, ITIL.
• Experience in incident detection, investigation, response, and risk assessment.
• Experience with Endpoint Protection, IAM, PAM, IGA and vulnerability platforms.

Responsibilities

• Monitor, analyse, and respond to security events and incidents.
• Collaborate with IT and OT teams to improve security posture.
• Conduct threat hunting and use threat intel to mitigate risks.
• Assist with vulnerability management and root-cause analysis.
• Document incidents and support audits and compliance.

Skills

SOC

Incident Response

Threat Hunting

Vulnerability Management

Security Analytics

Education

Bachelor's degree in Cybersecurity, Computer Science, Information Security or related discipline

Tools

Endpoint Protection

IAM

PAM

IGA

Vulnerability Management Platforms

Job description

At ATCO, we're committed to delivering essential services safely, reliably and sustainably. As our digital environment continues to evolve, cyber security plays a critical role in protecting our people, customers, assets and operations.

We're looking for a Cybersecurity Analyst who thrives in a fast-paced environment and enjoys solving complex security challenges. This is an opportunity to work across both IT and Operational Technology environments, supporting the detection, investigation and response to cyber threats while contributing to the ongoing maturity of our cyber security capability.

This role will be part of an on-call roster.

What you'll do

Reporting to the Cybersecurity Lead, you will be responsible for monitoring, analysing and responding to security events and incidents across the organisation. You'll work closely with technology teams and business stakeholders to strengthen ATCO's security posture and help build a resilient digital environment.

Key responsibilities include:

• Monitoring, investigating and responding to cybersecurity alerts, threats and incidents across ATCO's technology environment.
• Conducting threat hunting and leveraging threat intelligence to identify and mitigate emerging cyber risks.
• Supporting vulnerability management, remediation activities and incident root cause analysis.
• Maintaining accurate incident documentation and contributing to post-incident reviews, audits and compliance activities.
• Collaborating with IT, OT, Risk and business teams to strengthen security awareness, processes, controls and monitoring capabilities.

What you'll bring

We're seeking a cybersecurity professional who combines strong technical capability with a proactive and collaborative approach.

You'll ideally have:

• Degree qualified in Cybersecurity, Computer Science, Information Security or a related discipline.
• 5+ years' cybersecurity experience, including Security Operations Centre (SOC), Incident Response or similar operational security roles.
• Strong knowledge of cybersecurity frameworks and practices, including AESCSF, NIST CSF, Essential Eight, ASD ACSC guidance and ITIL.
• Hands-on experience in security incident detection, investigation and response, vulnerability management, and risk assessment activities.
• Experience administering security technologies such as Endpoint Protection, IAM, PAM, IGA and Vulnerability Management platforms.
• Strong analytical, problem-solving and stakeholder engagement skills, with exposure to audits, compliance activities and IT/OT, critical infrastructure, utility or energy environments highly regarded.

What success looks like

In this role, success means:

• Rapid detection, investigation and response to cybersecurity incidents and emerging threats.
• Proactive monitoring, threat intelligence utilisation and identification of vulnerabilities across the technology environment.
• High-quality incident documentation, reporting and support for compliance and assurance activities.
• Strong collaboration across technology and business teams, contributing to the ongoing maturity of ATCO's cybersecurity capability and security culture.

Why ATCO?

At ATCO, you'll join a team that values safety, collaboration, innovation and continuous improvement. We offer meaningful work, professional development opportunities and the chance to contribute to an organisation that plays an important role in the communities we serve.

If you're passionate about cyber security and want to help protect critical systems and infrastructure, we'd love to hear from you.

What we offer

• Access to additional purchased leave
• Salary Sacrifice options
• Employee Share Purchase Plan
• Access to corporate discounts, including health insurance, banking, and fitness clubs.

ATCO fosters an inclusive workplace where everyone is treated fairly and respectfully. We are an Equal Opportunity employer and welcome applications from people of all backgrounds and experiences.