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OpenBet

senior security engineer (cyber defense)

Oct 11, 2026 · OpenBet

Αττική·Oct 11, 2026
ΑττικήHybridΠληροφορικήPermanentFull Time
JOBILY AI SUMMARY

What you'll do

  • Administer, harden, and optimize security tooling, including SIEM, EDR, WAF, DAST/SAST, and vulnerability management platforms.
  • Advise on infrastructure, cloud, and application changes, promoting security-by-design principles.
  • Monitor, investigate, and lead responses to security incidents.
  • Perform deep-dive log analysis and root cause analysis.
  • Build and maintain SIEM detection use cases, correlation rules, and alerting dashboards.
  • Coordinate vulnerability assessments and penetration testing, validating remediation with Engineering teams.
  • Validate technical security controls and collect evidence for GRC and audit readiness.
  • Maintain incident response playbooks and runbooks, and participate in an on-call rotation for critical incidents.

Key requirements

  • 6+ years' experience
  • Security engineering, security operations, and security monitoring
  • SIEM, EDR, and WAF
  • Cloud security, security architecture, and Zero Trust
  • Infrastructure hardening and vulnerability management
  • Incident response, root cause analysis, and digital forensics
  • Penetration testing
  • Computer Science / Cybersecuritypreferred

Benefits

  • Collaborative hybrid office environment with at least three days per week in the office, attractive benefits, flexible working, and an open and supportive workplace.
  • Employees can interact regularly with global teams and receive development and career progression opportunities.

About the job

OpenBet is looking for a highly motivated Senior Security Engineer to join its Cyber Defense team. Reporting to the Cyber Defense Senior Security Manager, this role is responsible for designing, implementing, administering, and improving security controls and security technologies across cloud and…

About the company

OpenBet is a global leader in betting and gaming entertainment, trusted by over 200 partners to create memorable winning moments for millions of players worldwide. From processing bets during iconic events like the FIFA World Cup and Super Bowl to pioneering next-gen products like Bet Builder, we continuously redefine the player experience with high-quality content, cutting-edge technology, and advanced player protection tools.

For over 25 years, our unbeatable platform has powered the most recognizable betting brands, ensuring peak performance with 100% uptime, unmatched scale, and speed. With 85 licenses, 20 World Lottery Association operators on our customer roster, and a team of 1,200+ experts across 14 countries, we remain at the heart of the industry. Join OpenBet to take your career to the next level and be part of a global innovative team shaping the future of betting entertainment for millions worldwide.

Workplace
Hybrid
Sector
Πληροφορική
Employment Type
Permanent
Work Time
Full Time

About the company

OpenBet is a global leader in betting and gaming entertainment, trusted by over 200 partners to create memorable winning moments for millions of players worldwide. From processing bets during iconic events like the FIFA World Cup and Super Bowl to pioneering next-gen products like Bet Builder, we continuously redefine the player experience with high-quality content, cutting-edge technology, and advanced player protection tools.

For over 25 years, our unbeatable platform has powered the most recognizable betting brands, ensuring peak performance with 100% uptime, unmatched scale, and speed. With 85 licenses, 20 World Lottery Association operators on our customer roster, and a team of 1,200+ experts across 14 countries, we remain at the heart of the industry. Join OpenBet to take your career to the next level and be part of a global innovative team shaping the future of betting entertainment for millions worldwide.