Red Team Operator

The opportunity

As a Red Team Operator within the Attack Surface Management team, you will emulate advanced threat actors through offensive security testing and adversary emulation. You will identify vulnerabilities, demonstrate business and operational risks, and provide actionable recommendations to improve defenses.

Your key responsibilities

• Plan, execute, and lead red team operations and adversary emulation, including reconnaissance, initial access, execution, persistence, lateral movement, exfiltration, and impact.
• Conduct advanced penetration testing across environments: external/internal networks, web/cloud applications, APIs, Active Directory, identity systems, and hybrid/cloud infrastructures.
• Perform social engineering (, phishing) as part of integrated engagements.
• Identify, validate, exploit, and chain vulnerabilities to demonstrate realistic attack paths and business risks.
• Collaborate in Purple Team exercises with defensive teams to improve detection, response, and resilience.
• Produce high-quality deliverables: detailed technical reports, executive summaries, risk assessments, and remediation recommendations.
• Mentor junior team members, provide technical oversight, and contribute to methodology improvements and tooling (, custom exploits, automation scripts).
• Stay current with emerging threats, TTPs, exploits, and defensive countermeasures through research, conferences, and self-development.

Skills and attributes for success

• Deep expertise in offensive security tools and frameworks (, Metasploit, Cobalt Strike / custom C2, Empire, BloodHound, Nmap, Burp Suite, and others).Demonstrated ability to thinking critically
• Strong knowledge of networking, operating systems (Windows/Linux), Active Directory, cloud platforms (AWS/Azure/GCP), web app security, and common protocols.
• Proficiency in scripting/programming (Python, PowerShell, Bash, etc.) for automation and custom tooling.
• Ability to translate complex technical findings into clear business risk language for executives and non-technical stakeholders.
• Ability to accurately build out attack paths and threat models relevant to current infrastructure and threat intelligence.
• Independently research and stay knowledgeable of Threat Actor TTP’s and how they may be leveraged.
• Excellent analytical, problem-solving, and technical writing skills.
• Strong teamwork, independence, and communication skills.

To qualify for the role you must have

• 6-8 years of hands-on experience in penetration testing, red teaming, or offensive security.
• Demonstrated experience executing red team or advanced penetration testing engagements.
• Relevant certifications including OSCP, CPTS (or equivalents such as GPEN, CRTO, OSEP, OSCE).
• Ability to work effectively in a fully remote environment.

Ideally, you’ll also have

• Experience with threat intelligence-driven adversary emulation (, MITRE ATT&CK framework, TIBER-EU).
• Prior consulting or client-facing experience (where applicable).
• Knowledge of purple teaming, security operations (SOC), incident response, and detection engineering.
• Creation of, or contributions to open-source tools or projects, CTF participation, or public research/blogging.

What we look for

We are looking for a senior operator that can operate autonomously and bring new, strategic approaches to discovering and evaluating the firm’s attack surface to improve the overall security posture. We are seeking a seasoned operator to improve the organization’s ability to reduce the attack surface while enabling the business. The ideal candidate will seek to improve others while continuously learning and identifying ways to strengthen the organization.

What we offer

EY Global Delivery Services (GDS) is a dynamic and truly global delivery network. We work across nine locations – Argentina, Hungary, India, the Philippines, Poland, Sri Lanka, Mexico, Spain and the United Kingdom – and with teams from all EY service lines, geographies and sectors, playing a vital role in the delivery of the EY growth strategy. From accountants to coders to advisory consultants, we offer a wide variety of fulfilling career opportunities that span all business disciplines. In GDS, you will collaborate with EY teams on exciting projects and work with well-known brands from across the globe. We’ll introduce you to an ever-expanding ecosystem of people, learning, skills and insights that will stay with you throughout your career.

• Continuous learning: You’ll develop the mindset and skills to navigate whatever comes next.
• Success as defined by you: We’ll provide the tools and flexibility, so you can make a meaningful impact, your way.
• Transformative leadership: We’ll give you the insights, coaching and confidence to be the leader the world needs.
• Diverse and inclusive culture: You’ll be embraced for who you are and empowered to use your voice to help others find theirs.

About EY

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