Senior Red Team Lead: Adversary Emulation & Offense

Sun Life; Waterford; Hybrid; EUR 62,000 - 93,000; Full time

Job summary

Sun Life is seeking a Senior Red Team Operator to lead offensive security engagements from Waterford. You will plan and execute red team assessments, simulate adversaries, and deliver detailed findings to stakeholders.

The role requires 5–7 years in offensive security, strong programming, and experience with modern cloud environments. A strong emphasis on mentoring, report writing, and continuous improvement is essential.

Qualifications

• Bachelor's degree in computer science, computer engineering or computer security.
• 5–7 years’ experience in offensive security or penetration testing.
• Strong programming and automation with C, C++, ASM, C#, JavaScript, PowerShell, or Rust.
• Minimum 2 years mentoring junior operators on red team tradecraft.
• Experience delivering technical red team reports and briefings (4+ years).
• Knowledge of OS, networks, and vulnerability management.
• Industry certifications (OSCP/SANS/CEH/CISSP etc.) are a plus.

Responsibilities

• Plan and perform Red Team assessments and adversary emulation exercises.
• Conduct network, web, and mobile app testing; review source code; perform threat analysis.
• Develop scripts and tools for Red Team operations.
• Maintain and improve C2 red team cloud environment (AWS, Azure, GCP).
• Assist in Purple Team exercises and detection testing.
• Produce weekly/monthly vulnerability trend reports.

Skills

Offensive security

Penetration testing

Automation scripting

Mentoring

Report writing

Threat modeling

Communication

Education

Bachelor's degree in CS/CE/Security

Tools

Cobalt Strike

EDR Evasion

Social engineering platforms

Malware techniques

Custom tooling

Cloud tooling (AWS/Azure/GCP)

Job description

Sun Life is seeking a Senior Red Team Operator to lead offensive security engagements from Waterford. You will plan and execute red team assessments, simulate adversaries, and deliver detailed findings to stakeholders.

The role requires 5–7 years in offensive security, strong programming, and experience with modern cloud environments. A strong emphasis on mentoring, report writing, and continuous improvement is essential.