Cyber Security Incident Response Analyst

IBM
IBM

IT

United Kingdom · Hursley, UK

Posted on Aug 10, 2026
Introduction

At IBM Infrastructure & Technology, we design and operate the systems that keep the world running. From high-resiliency mainframes and hybrid cloud platforms to networking, automation, and site reliability. Our teams ensure the performance, security, and scalability that clients and industries depend on every day. Working in Infrastructure & Technology means tackling complex challenges with curiosity and collaboration. You’ll work with diverse technologies and colleagues worldwide to deliver resilient, future-ready solutions that power innovation. With continuous learning, career growth, and a supportive culture, IBM provides the opportunities to build expertise and shape the infrastructure that drives progress

Your role and responsibilities

IBM is seeking a Cyber Security Incident Response Analyst professional to work on the Cyber Security Incident Response team (CSIRT). This position requires a security professional with strong technical skills and critical thinking ability, who will be responsible for conducting highly technical and confidential investigations (e.g. data loss, advanced persistent threats, malware analysis, etc).

The role will be responsible for conducting forensic investigations and analysis in support of cyber incidents that are reported into the CSIRT team. This role will require the ability to triage and conduct thorough examinations of all types of digital media within a heterogeneous environment, the ability to determine containment and/or remediation activities that may be required as well as identify potential threats. Reporting and collaborating with the different areas of Business will be required, as well as providing relevant lesson learned output that can be fed into the IBM threat landscape.

Required education
Bachelor's Degree
Required technical and professional expertise
  • Conduct examination of digital media (hard drives, network traffic, mobile phones, etc.).
  • Capture / analyze network traffic for indications of compromise.
  • Review log-based data, both in raw form and utilizing SIEM or aggregation tools.
  • Employ best practices and forensically sound principals such as evidence handling and chain of custody.
  • Perform live network assessments using leading packet capture and analysis software tools.
  • Establish timelines and patterns of activity based on multiple data sources.
  • Identify, document and prepare reports on relevant findings.
  • Utilize varied forensic software such as X-Ways, Encase, SIFT, Plaso, etc.
  • Review events in EDR consoles and perform containment actions when necessary
  • Effectively communicate with clients to establish timelines, manage expectations, and report findings.
  • Work weekend on-call shifts that are scheduled in advance.
Preferred technical and professional experience
  • Demonstrated computer forensic investigations experience.
  • Expert-level knowledge of common attack vectors and penetration techniques.
  • Solid working knowledge of networking technology and tools, firewalls, proxies, IDS/IPS, encryption.
  • Demonstrated knowledge of forensic tools such as X-Ways, Encase, SIFT, Plaso.
  • Experience with malware triage analysis.
  • Excellent technical writing and presentation skills.
  • Excellent general writing skills in presenting information in a non-technical manner; Business Case construction, Proposals, and Plans.
  • Ability to successfully lead and facilitate information gathering meetings with client senior-level employees.
  • Ability to collaborate with fellow analysts and other stakeholders to conduct efficient analysis.
  • Event analysis and correlation.
  • Experience managing large and small scale cyber security incidents.
  • Ability to coach and train junior level analysts in industry best practices and methodologies.
  • An ability to understand and correlate strategic decisions/methodologies into their practical application at an operational level.
  • Demonstrated understanding of database structures and SQL.
  • Experience analyzing Linux operating systems.

ABOUT BUSINESS UNIT

IBM Systems helps IT leaders think differently about their infrastructure. IBM servers and storage are no longer inanimate - they can understand, reason, and learn so our clients can innovate while avoiding IT issues. Our systems power the world’s most important industries and our clients are the architects of the future. Join us to help build our leading-edge technology portfolio designed for cognitive business and optimized for cloud computing.

YOUR LIFE @ IBM

In a world where technology never stands still, we understand that, dedication to our clients success, innovation that matters, and trust and personal responsibility in all our relationships, lives in what we do as IBMers as we strive to be the catalyst that makes the world work better.

Being an IBMer means you’ll be able to learn and develop yourself and your career, you’ll be encouraged to be courageous and experiment everyday, all whilst having continuous trust and support in an environment where everyone can thrive whatever their personal or professional background.

Our IBMers are growth minded, always staying curious, open to feedback and learning new information and skills to constantly transform themselves and our company. They are trusted to provide on-going feedback to help other IBMers grow, as well as collaborate with colleagues keeping in mind a team focused approach to include different perspectives to drive exceptional outcomes for our customers. The courage our IBMers have to make critical decisions everyday is essential to IBM becoming the catalyst for progress, always embracing challenges with resources they have to hand, a can-do attitude and always striving for an outcome focused approach within everything that they do.

Are you ready to be an IBMer?

ABOUT IBM

IBM’s greatest invention is the IBMer. We believe that through the application of intelligence, reason and science, we can improve business, society and the human condition, bringing the power of an open hybrid cloud and AI strategy to life for our clients and partners around the world.

Restlessly reinventing since 1911, we are not only one of the largest corporate organizations in the world, we’re also one of the biggest technology and consulting employers, with many of the Fortune 500 companies relying on the IBM Cloud to run their business.

At IBM, we pride ourselves on being an early adopter of artificial intelligence, quantum computing and blockchain. Now it’s time for you to join us on our journey to being a responsible technology innovator and a force for good in the world.

IBM is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, genetics, pregnancy, disability, neurodivergence, age, or other characteristics protected by the applicable law. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

OTHER RELEVANT JOB DETAILS

For additional information about location requirements, please discuss with the recruiter following submission of your application.