Cyber Defence Analyst

Job Description Dunnes Stores is Ireland's leading retailer positioned at the cutting edge of food, fashion and home retailing.
We are known for offering a wide range of high-quality products to our customers.
We are a customer focused business and constantly exploring new ways to improve the experience for our customers.
This includes embracing changes in technology to drive new innovation including IoT technologies such as Scan & Go/Queue Busting checkout options, intelligent Digital Displays, Smart Shelves, and Smart Trolleys, along with mobile device integration, are enabling such experiences.
Modern IT infrastructures are allowing for the rapid on-boarding of new stores, product lines, and technologies to allow us quickly to adapt to market changes while ensuring security and compliance.
This provides a challenging environment for people to drive change and ensure we embrace cyber and security challenges to protect and grow our business.
We are hiring for a Cyber Defence Analyst who will be responsible for SIEM alert and incident investigation as part of the Dunnes Stores SOC.
The role focuses on operational cyber defence activities, with opportunities for involvement in wider strategic initiatives.
The successful candidate will be expected to exhibit a strong willingness to learn and on occasion provide additional cover.
The ability to collaborate and build relationships with IT peers is essential.
The role is based in our Head Office in Dublin city centre, and reports to our Senior Manager Cyber Defence.
Key Responsibilities: Investigate and perform root cause analysis on cybersecurity alerts generated by Dunnes Stores controls, including SIEM.
Analyse and manipulate data sets to support wider incident response activities.
Perform analysis and remediation of potential phishing emails leveraging all available telemetry.
Conduct and report on cyber threat hunting leveraging retail specific threat intelligence.
Triage, process and resolve Help Desk incidents routed to Cyber Defence for support.
Maintain the vulnerability management solution scan calendar to ensure consistent coverage across the Dunnes Stores estate.
Improve and update process documentation to ensure continuity across SOC operations.
Identify and test new technology solutions to enhance Dunnes Stores cybersecurity automation and detection capabilities.
Maintain a working knowledge of new tactics, techniques and procedures used by attackers for controls testing to suggest new detection use cases.
Stay abreast of the latest cybersecurity trends, threats, and technologies specific to the retail sector.
Qualifications & Experience: 3+ years of experience in a Cybersecurity role.
Bachelor's or Master's degree in Information Security, Cybersecurity, Computer Science, or a related field.
Experience in cybersecurity SOC operations and incident response, preferably in the retail sector.
Knowledge of Windows, Linux, Active Directory, Cloud and networking technologies.
Experience with threat vulnerability management, endpoint detection and response, security information and event management, security orchestration automation & response, cross detection & response and cloud technologies.
Experience of log analysis, forensic investigation and report writing.
Professional certifications such as CEH, CompTIA Security+ or AZ-500.
Familiarity of cybersecurity frameworks (e.g., NIST, MITRE) and regulatory requirements (e.g. PCI DSS).
Strong communication, written and organisational skills.
Ability to understand cybersecurity concepts in business terms and advise on decision-making processes.
Working knowledge of the cyber threat intelligence for use case development and reporting.
Dunnes Stores Competency Profile: Technical/professional knowledge Building Relationships Results Orientation Change Advocate Benefits: Competitive salary Comprehensive benefits package including our employee discount Opportunities for professional development and career progression A dynamic and collaborative work environment focused on innovation and growth If this sounds like the job for you, please apply now
Dunnes Stores is an equal opportunities employer