Senior Pentester / Red Team Operator

Red Team Operator

Location: Wrocław / Katowice - 2 days in office / 3 days remote

Let us introduce you the job offer by EY GDS Poland - a member of the global integrated service delivery center network by EY.

Today’s world is fueled by vast amounts of information. Data is more valuable than ever before. Protecting data and information systems is central to doing business, and everyone in EY Information Security has a critical role to play. Join a global team of almost 950 people who collaborate to support the business of EY by protecting EY and client information assets! Our Information Security professionals enable EY to work securely and deliver secure products and services, as well as detect and quickly respond to security events as they happen. Together, the efforts of our dedicated team helps protect the EY brand and build client trust.

Within Information Security we blend risk strategy, digital identity, cyber defense, application security and technology solutions as we consider the entire security lifecycle. You will join a team of hardworking, security-focused individuals dedicated to supporting, protecting and enabling the business through innovative, secure solutions that provide speed to market and business value.

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 (e.g., 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 (e.g., 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 (e.g., 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 (e.g., 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

EY | Building a better working world

EY exists to build a better working world, helping to create long-term value for clients, people and society and build trust in the capital markets.

Enabled by data and technology, diverse EY teams in over 150 countries provide trust through assurance and help clients grow, transform and operate.

Working across assurance, consulting, law, strategy, tax and transactions, EY teams ask better questions to find new answers for the complex issues facing our world today.

If you can demonstrate that you meet the criteria above, please contact us as soon as possible.

The exceptional EY experience. It’s yours to build.

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