Threat Hunting Engineer

Thales España; Madrid; Hybrid; EUR 60,000 - 90,000; Full time

Benefits offered by this job

Flexible hybrid work

Up to 41 days off per year

One free Friday per month

Career growth and certifications

Job summary

Thales S21sec Spain is seeking a Threat Hunting Engineer to lead proactive defense initiatives, incident response, and forensic investigations. You will act as a technical driver for defense playbooks and scale security in distributed environments.

The role requires 3+ years in cybersecurity with deep SIEM/EDR expertise, MITRE ATT&CK knowledge, and cloud security experience. Hybrid work options in Madrid are available with a strong focus on continuous learning and career growth.

Qualifications

• 3+ years in cybersecurity with focus on Security Operations, Incident Response and Threat Hunting.
• Senior-level experience in a team with complex technical challenges.
• Experience managing security operations in high-scale distributed environments (Cloud or Hybrid).
• Strong understanding of attacker TTPs and MITRE ATT&CK framework.
• Deep expertise in SIEM/SOAR, EDR/XDR, and network traffic analysis.
• Experience with Cloud security (AWS, Azure, or GCP) and shared responsibility models.
• Experience leading large-scale incident investigations and root-cause analysis.
• Familiarity with forensic analysis tools and procedures.

Responsibilities

• Drive proactive defense by leading threat hunting strategies using telemetry and intelligence.
• Lead incident response and guide the team through high-pressure situations.
• Mentor others through technical workshops and collaboration.
• Architect security integrations with cloud and product teams across the lifecycle.

Skills

Threat Hunting

Incident Response

MITRE ATT&CK

Cloud Security

Tools

SIEM/SOAR

EDR/XDR

Network traffic analysis

Cloud platforms (AWS/Azure/GCP)

Job description

Location: Madrid Emilio Vargas, Spain Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billions of digital interactions they have with people. Our technologies and services help banks exchange funds, people cross borders, energy become smarter and much more. More than 30,000 organizations already rely on us to verify the identities of people and things, grant access to digital services, analyze vast quantities of information and encrypt data to make the connected world more secure. Thales in Spain is a leader in technological solutions applied to Defence, Aeronautics, Security, Transportation and Space and, furthermore, is a global centre for excellence in Space, Security of Critical Infrastructures and Transportation. With a turnover of €320 million and a staff of 1,200, it exports approximately 40% of its total production principally to the Middle East, North Africa and Latin America. Join the Team Defending Thales’ Future At Thales, we don't just respond to threats—we anticipate them. We are looking for a Threat Hunting Engineer who thrives at the intersection of advanced threat hunting, rapid incident response. If you are passionate about building resilient security architectures and be part of a team that is defining the next generation of security services.

Key Responsibilities

• Drive Proactive Defense: You will spearhead our threat hunting strategy, utilizing advanced telemetry and intelligence to uncover sophisticated attacker patterns before they impact our infrastructure.
• Lead Through Crisis: You will be the technical force behind our Incident Response, guiding the team through high-pressure situations, conducting deep-dive forensics, and refining our defense playbook to stay ahead of the adversary.
• Innovate: Through hands-on mentorship, technical workshops, and collaboration
• Architect the Future: You will partner with our cloud and product teams to integrate security into every stage of the lifecycle.

Requirements

• Experience: Minimum 3 years of experience in Cybersecurity, with a strong focus on Security Operations, Incident Response and Threat Hunting.
• Demonstrated experience in a senior-level role, be part of a team with complex technical challenges.
• Proven background in managing security operations within high-scale, distributed environments (Cloud or Hybrid).
• Advanced understanding of attacker TTPs (Tactics, Techniques, and Procedures) and the MITRE ATT&CK framework.
• Deep expertise in SIEM/SOAR platforms, EDR/XDR tools, and network traffic analysis.
• Experience with Cloud security (AWS, Azure, or GCP) and understanding of shared responsibility models.
• Experience leading large-scale incident investigations and performing root-cause analysis.
• Familiarity with forensic analysis tools and procedures.

Why Join Thales S21sec Spain?

At Thales S21sec, we pride ourselves on being innovative and flexible in how we work. We continuously evolve our policies to ensure a true work-life balance. 100% Flexible Hybrid Work Work from home or come to the office whenever you choose. Up to 41 Days Off Per Year

• 24 vacation days + additional flexible days
• Option to enjoy one free Friday per month (12 per year)
• Choose between summer reduced hours or extra days of

Flexible Compensation Package

Optimize your net salary with benefits such as meal vouchers, transport cards, childcare vouchers, and training support.

Continuous Learning & Certifications Access to an annual training plan including technical certifications, languages, and soft skills. Knowledge Sharing Culture Participate in our voluntary Speakers Program and share your expertise. Performance-Based Bonuses Clear and transparent objectives aligned with KPI-based annual bonuses. Career Growth Your Way Choose your path:

• Leadership and team management
• Deep technical specialization with top experts

? Join Us

If you are passionate about cybersecurity and want to make an impact, we are your company. We’re looking forward to meeting you! At Thales we provide CAREERS and not only jobs. With Thales employing 80,000 employees in 68 countries our mobility policy enables thousands of employees each year to develop their careers at home and abroad, in their existing areas of expertise or by branching out into new fields. Together we believe that embracing flexibility is a smarter way of working. Great journeys start here,