Senior Defense and Response Analyst

Senior Defense and Response Analyst page is loaded Senior Defense and Response Analyst Apply locations Farringdon, London, United Kingdom time type Full time posted on Posted Yesterday job requisition id JR-82349

Job Summary:

About Us

Live Nation Entertainment is the world's largest live entertainment company, composed of global market leaders: Ticketmaster, Live Nation Concerts, and Live Nation Media & Sponsorship. With 550 million fans and operations in over 40 countries, our security mission is to ensure those experiences remain uninterrupted and safe. The Detection and Response Team (DART) plays a key role in maintaining that trust, security, and resilience.

Job Purpose

As a Senior DART Analyst, you will support the detection and response mission by leading complex investigations, guiding junior analysts, and ensuring timely response to security incidents. Reporting to the DART Lead, you will assist in operational execution across shifts, ensure adherence to best practices, and contribute to the development of tools, playbooks, and detection logic.

This role combines technical depth, mentorship, and reliability during critical security events.

Key Responsibilities

Security Monitoring & Incident Response

Monitor and triage alerts from SIEM, EDR, and NDR platforms, escalating or investigating as appropriate.

Conduct thorough investigations to determine scope, impact, and root cause of security events.

Collaborate with cross-functional teams during containment and remediation efforts.

Document findings clearly and contribute to after-action reviews and incident postmortems.

Operational Execution

Support shift operations by ensuring alert queues are processed accurately and efficiently.

Contribute to shift handovers and knowledge transfers to ensure continuity of service.

Help enforce process consistency and adherence to escalation paths.

Mentorship & Training

Provide technical guidance and mentorship to junior analysts during investigations.

Assist the DART Lead with onboarding and upskilling new team members.

Promote knowledge sharing and maintain a culture of learning within the team.

Process Improvement

Help identify gaps in detection, visibility, or workflow inefficiencies.

Contribute feedback on tooling, processes, and documentation to the DART Lead.

Assist in maintaining and refining playbooks, queries, and automated response actions.

Collaboration

Work closely with the DART Lead and other senior team members to ensure coverage and preparedness.

Coordinate with other security teams (e.g., threat intelligence, engineering) to ensure findings are actioned and learned from.

Required Qualifications

3-5+ years of experience in a cybersecurity analyst role, preferably in a SOC or incident response function.

Strong understanding of threat actor TTPs and practical experience applying MITRE ATT&CK or similar frameworks.

Hands-on experience with SIEM, EDR, and NDR platforms.

Familiarity with cloud environments such as AWS, Azure, and GCP.

Solid investigative mindset and ability to operate effectively in high-pressure scenarios.

Strong written and verbal communication skills.

Preferred Certifications

At least one of the following (or equivalent experience):

GIAC Security Expert (GSE)

GIAC Certified Incident Handler (GCIH)

GIAC Certified Intrusion Analyst (GCIA)

GIAC Certified Incident Handler (GCIH)

GIAC Certified Intrusion Analyst (GCIA)

CompTIA Cybersecurity Analyst (CySA+)

OSCP - Offensive Security Certified Professional

CISSP - Certified Information Systems Security Professional

Microsoft Certified: Cybersecurity Architect Expert or AWS Certified Security

CompTIA Security Plus (Sec +)

Additional Expectations

Willingness to participate in a 24/7 on-call rotation.

Flexibility to work in a dynamic environment across shifts and time zones.

Commitment to maintaining a strong security posture and improving team performance.

We are passionate and committed to our people and go beyond the rhetoric of diversity and inclusion. You will be working in an inclusive environment and be encouraged to bring your whole self to work. We will do all that we can to help you successfully balance your work and homelife. As a growing business we will encourage you to develop your professional and personal aspirations, enjoy new experiences, and learn from the talented people you will be working with. It's talent that matters to us and we encourage applications from people irrespective of their gender identity, race, sexual orientation, religion, age, disability status or caring responsibilities.

Recognized for seven years as a Great Place to Work and named one of Fortune's World's Most Admired Companies, Live Nation Entertainment is the world's leading live entertainment company comprised of global market leaders: Ticketmaster, Live Nation Concerts, and Live Nation Media & Sponsorship. Our world-class teams specialize in all aspects of the live entertainment industry, from ground-breaking innovations in ticketing, global venue development and operations, concert promotion and production, sales and brand partnerships, and unparalleled artist management supported by professionals in all facets of corporate operations.

We believe in taking care of the countless employees helping artists bring live music to fans all around the world. Our many unique benefit programs are designed to help our teams live life to the fullest including generous vacation, healthcare, retirement benefits, student loan repayment, tuition reimbursement, six months of paid caregiver leave for new parents including fostering and perks like Roadie Babies helping new parents care for their babies on work trips. And of course, access to free live events through our exclusive employee ticketing program.

There is no bigger stage for your career. See what your future looks like at Live Nation Entertainment.