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Cyber Defense Incident Responder

Location:  Sydney
Other locations:  Anywhere in Region
Salary: Competitive
Date:  Jan 16, 2026

Job description

Requisition ID:  1673162

At EY, we’re all in to shape your future with confidence. 

We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. 

Join EY and help to build a better working world. 

 

EY Technology:

Technology has always been at the heart of what we do and deliver at EY. We need technology to keep an organization the size of ours working efficiently. We have 250,000 people in more than 140 countries, all of whom rely on secure technology to be able to do their job every single day. Everything from the laptops we use, to the ability to work remotely on our mobile devices and connecting our people and our clients, to enabling hundreds of internal tools and external solutions delivered to our clients.  Technology solutions are integrated in the client services we deliver and is key to us being more innovative as an organization.

 

EY Technology supports our technology needs through three business units:

 

Client Technology (CT) - focuses on developing new technology services for our clients. It enables EY to identify new technology-based opportunities faster and pursue those opportunities more rapidly.

 

Enterprise Workplace Technology (EWT) – EWT supports our Core Business Services functions and will deliver fit-for-purpose technology infrastructure at the cheapest possible cost for quality services. EWT will also support our internal technology needs by focusing on a better user experience.

 

Information Security (InfoSec) - InfoSec prevents, detects, responds, and mitigates cybersecurity risk, protecting EY and client data, and our information management systems.   

 

The opportunity

The Cyber & Investigative Services (CIS) Senior Cyber Incident Response Coordinator will exercise exemplary incident management techniques to coordinate incident response to cybersecurity events or incidents stemming from suspected threats on a global scale.  Candidates for the role must have an exceptional comprehension of cybersecurity incident response plans and coordination of activities, establish and foster relationships on a global scale, and have superb verbal and written communication skills. Additionally, candidates must have a sense of diplomacy, ability to anticipate obstacles, and decision-making skills to handle the fast-paced world of cybersecurity incident management.  Advanced skills in cybersecurity incident response, incident management, chain-of-custody, forensics, cybersecurity event analysis, and hands-on cybersecurity/digital-forensics skills are required.

 

Your key responsibilities

  • Coordinate response efforts to cybersecurity incidents caused by external threats that may involve nontraditional working hours 
  • Serve as a liaison and relationship manager to different businesses and interface with fellow team members and colleagues on other Information Security teams, as well as manage relationships with business partners, management, vendors, and external parties
  • Establish, foster, and maintain relationships with General Counsel, Data Privacy/Protection, and Risk Management key contacts 
  • Drive and manage integration with other corporate incident management programs to ensure consistency and alignment with peer support teams within IT 
  • Lead process and documentation development and improvements by the Cyber & Investigative Services team
  • Develop and document processes to ensure consistent and scalable response operations, and ensure continuous improvement to the firm’s global cybersecurity incident response plan 
  • Collaborate with Cyber Incident Response lead to review team performance and deficencies in order to identy areas for improvement, as well as institue programs for correction or enhancement 
  • Draft communications and ensure timely reports/updates to leadership for their own cases and the cases of those reporting to them during and after an event/incident
  • Own and manage the team’s internal action playbooks and knowledgebase 
  • Must be willing to be on-call off hours in rotation with other team members  (Required)

 

Skills and attributes for success

  • A very good comprehension of the incident response lifecycle in theory and practice
  • The ability to coordinate complex, global cybersecurity incidents from the point of incident declaration through resolution
  • Drive cybersecurity incident gap identification and post incident lesson’s learned efforts to resolution
  • Have comprehensive knowledge in all domains of Information Security and associated technologies in the support of collaboration with partnering teams, eradication, and remediation efforts in support of cybersecurity incidents, and appropriate identification and assignment of gaps identified during response efforts 
  • Comfortable managing through ambiguity, making thoughtful and sound judgments during stressful environments
  • Analyze findings in investigative matters, and develop fact-based reports
  • Ability to identify and articulate opportunities for improvement while driving lessons learned activities
  • Demonstrate integrity and judgment within a professional environment
  • Inquisitive approach to analysis and peer review
  • Application of emotional intelligence and calm under pressure
  • Ability to appropriately balance work/personal priorities

To qualify for the role, you must have

  • Education:
    • Bachelor’s or Master’s Degree in Computer Science, Information Systems, Engineering, a related field, or equivalent experience
  • Experience:
    • 7+ years’ experience in at least two of the following roles:
      • Security Operations Center (SOC) Analyst/Manager (3 years minimum)
      • Cybersecurity Incident Coordinator
      • Cybersecurity Threat Intelligence
      • Cybersecurity Detection Engineering
      • Other relevant Cyber Defense functions
      • Attack & Penetration Testing (Active Defense)
      • eDiscovery or related role performing forensic functions
  • Deep understanding of security threats, vulnerabilities, and incident response
  • Understanding of electronic investigation, forensic tools, and methodologies, including: log correlation and analysis, forensically handling electronic data, knowledge of the computer security investigative processes, malware identification and analysis 
  • Be familiar with a basic understanding of legalities surrounding electronic discovery and analysis
  • Understanding of regulatory stipulations regarding security incidents
  • Experience with SIEM technologies (i.e. Splunk, Sentinel)
  • Understanding of both Windows and Unix/Linux based operating systems

 

Ideally, you’ll also 

  • Candidates must hold or be willing to pursue related professional certifications such as GCFE, GCFA, GCIH, CISA, CISM, CISSP, or CCIM 

 

What we look for

  • Demonstrated high level of integrity in a professional environment 
  • Ability and experienced in working independently
  • Have a global mind-set for working with different cultures and backgrounds, while fostering and building lasting relationships
  • Knowledgeable in business industry standard security incident response process, procedures, and life-cycle 
  • Excellent organizational skills and strong attention to detail
  • Excellent teaming and management skills 
  • Excellent social, communication, and writing skills
  • Excellent customer service skills required

 

What we offer 

As part of this role, you'll work in a highly integrated, global team with the opportunity and tools to grow, develop and drive your career forward. Here, you can combine global opportunity with flexible working. The EY benefits package goes above and beyond too, focusing on your physical, emotional, financial and social well-being. Your recruiter can talk to you about the benefits available in your country. Here’s a snapshot of what we offer 

 

  • Continuous learning: You’ll develop the mindset and skills to navigate whatever comes next. 

  • Success as defined by you: We’ll provide the tools and flexibility, so you can make a meaningful impact, your way. 

  • Transformative leadership: We’ll give you the insights, coaching and confidence to be the leader the world needs. 

  • Diverse and inclusive culture: You’ll be embraced for who you are and empowered to use your voice to help others find theirs. 

 

Acknowledgement of Country 

 

EY acknowledges the Traditional Owners and Custodians of the lands on which EY offices are located around Australia. We pay our respects to their cultures, and to their Elders — past, present, and emerging. Find out more about our vision for reconciliation at www.ey.com/au/reconciliation 

 

Apply now… we’re over 9,000 perspectives in Australia and we’re ready to welcome yours.  

 
At EY we take inclusivity seriously, and we’re committed to removing barriers and improving the employment prospects of people with disability or long-term health conditions. We encourage you to share any support and adjustments you need to be your best and participate equitably in our recruitment process. We understand sharing your needs with us can be daunting, so if you have questions before or during your application, we welcome you to get in touch at contactrecruitment@au.ey.com or +61 3 8650 7788 (option 2). Anything you tell us will be kept completely confidential. 

 

The exceptional EY experience. It’s yours to build. 

The minimum salary for this role is AUDXXX inclusive of superannuation and dependent on skills and experience. [Only include this line if LMT is required and the minimum salary may be less than AUD107,004 inclusive of super] 

 

Please apply to this role only through the ‘Apply’ link (not through the local office).  

Your application will then be routed to the appropriate recruiting team.  

The exceptional EY experience. It’s yours to build.

EY | Building a better working world

EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets.

Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow.

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