Senior Advisor, Cyber Defense Operations (Cybersecurity)

TL;DR

Senior Advisor, Cyber Defense Operations (Cybersecurity): Leading the development of novel detection content and defining engineering standards for high-value clients with an accent on threat actor TTPs and security architecture. Focus on managing CISO-level relationships, leading response for major security incidents, and mentoring technical teams.

Location: Hybrid in the United Kingdom (2–3 days in office)

Company

hirify.global provides managed detection and response services powered by their entity fabric platform, Meridian, to help organizations stop active threats.

What you will do

• Lead the development of novel detection content aligned with emerging threat actor TTPs.
• Define detection engineering standards and perform enterprise-level visibility assessments and coverage gap analyses.
• Advise CISO and Director-level stakeholders on long-term security architecture investments through a detection lens.
• Own day-to-day technical relationships and deliver executive-level briefings on detection posture and risk maturity.
• Lead response and provide expert forensic guidance for high-severity security incidents.
• Mentor Operations and Associate Advisors to raise team-wide technical standards and detection craft.

Requirements

• 7+ years of experience in detection engineering, threat hunting, or security operations.
• Expert proficiency across multiple enterprise SIEM platforms (Splunk, Microsoft Sentinel, Chronicle, or equivalent).
• Deep experience architecting and owning detection programs and adversary TTP frameworks.
• Proven ability to build trust and engage with Director and CISO-level client stakeholders.
• Experience leading incident response for significant security events.
• Must be based in the United Kingdom for hybrid work requirements.

Nice to have

• Experience in a managed security services (MSSP) environment at a senior or principal level.
• Contributions to the security community through research, open-source tooling, or conference presentations.
• Advanced certifications such as GDAT, GREM, GCFE, or GCFA.

Culture & Benefits

• Comprehensive insurance coverage including medical and life insurance.
• Retirement match program and professional development reimbursement program.
• Hybrid work model with paid time off, sick leave, and casual leave.
• Family support including maternity and paternity leave.
• Access to LinkedIn L&D platform and mobile phone reimbursement.