- Location
- GRC - Thessaloniki, Chortiatis, Greece
- Workplace
- Hybrid
- Type
- Full-time
- Department
- Security
- Seniority
- Manager
- Experience
- 4+ years
- Closing date
- Today
- Source
- Workday
Description
ROLE SUMMARY
Our Global Cyber Defense team is responsible for safeguarding Pfizer’s digital assets and infrastructure through proactive threat detection, response, and risk mitigation across on-premises, cloud, and hybrid environments.
The Manager, Offensive Security is responsible for leading the execution of offensive security activities that proactively identify, validate, and help prioritize security weaknesses across the digital environment. This role leads day‑to‑day offensive security operations, including penetration testing, red and purple team exercises, and adversary simulation activities. Operating within a highly regulated pharmaceutical environment, the role partners closely with detection, remediation, engineering, and risk teams to ensure offensive findings are clearly communicated, actionable, and effectively translated into measurable risk reduction and improved defensive outcomes. This role will report to the Sr. Manager, Offensive Security.
ROLE RESPONSIBILITIES
Lead the day‑to‑day execution of offensive security activities, including penetration testing, red team engagements, purple team exercises, and adversary simulation efforts.
Guide or mentor a team of offensive security engineers, providing technical direction, prioritization, and coaching.
Oversee planning, scoping, and delivery of offensive security assessments to ensure activities are risk‑based, repeatable, and aligned with business priorities.
Ensure offensive security findings are clearly documented, validated, and communicated to detection, remediation, engineering, and risk teams.
Partner closely with Threat Detection, Incident Response, Vulnerability Management, and Engineering teams to translate offensive findings into actionable improvements and measurable risk reduction.
Support the continuous improvement of offensive security tools, methodologies, and processes to increase coverage, realism, and operational efficiency.
Track engagement outcomes, recurring control gaps, and risk trends, escalating material issues and insights.
Ensure offensive security activities are conducted in alignment with internal policies, regulatory expectations, and ethical testing standards.
Contribute to the development and maintenance of offensive security documentation, playbooks, and reporting standards.
BASIC QUALIFICATIONS
Bachelor’s degree in Information Security, Computer Science, Engineering, or a related field, or equivalent practical experience.
4+ years of experience in cybersecurity, with significant focus on offensive security, penetration testing, red teaming, or adversary simulation.
Strong hands‑on knowledge of:
Red team and adversary emulation methodologies (MITRE ATT&CK–aligned)
Application, cloud, network, and identity penetration testing
Social engineering and phishing simulations (where appropriate)
Tooling and frameworks commonly used in offensive security
Solid understanding of modern enterprise environments (cloud, SaaS, hybrid).
Experience documenting, validating, and communicating offensive security findings to technical and non‑technical stakeholders.
Ability to manage priorities, make risk‑based decisions, and operate effectively in a fast‑paced, highly regulated environment.
PREFERRED QUALIFICATIONS
Experience in pharmaceutical, biotech, life sciences, or similarly regulated industries.
Experience with cloud-native red teaming (AWS, Azure, GCP) and identity-centric attack paths.
Familiarity with detection engineering, SIEM/SOAR, and threat intelligence workflows.
Professional certifications such as OSCP, OSEP, CRTO, CISSP, GIAC, or similar offensive security‑focused credentials.
Strong communication skills, with the ability to clearly articulate technical risk, attack feasibility, and business impact to senior technical and non‑technical stakeholders.
Please apply by sending your CV in English.
Work Location Assignment: Hybrid
Purpose
Breakthroughs that change patients' lives... At Pfizer we are a patient centric company, guided by our four values: courage, joy, equity and excellence. Our breakthrough culture lends itself to our dedication to transforming millions of lives.
Digital Transformation Strategy
One bold way we are achieving our purpose is through our company wide digital transformation strategy. We are leading the way in adopting new data, modelling and automated solutions to further digitize and accelerate drug discovery and development with the aim of enhancing health outcomes and the patient experience.
Flexibility
We aim to create a trusting, flexible workplace culture which encourages employees to achieve work life harmony, attracts talent and enables everyone to be their best working self. Let’s start the conversation!
Equal Employment Opportunity
We believe that a diverse and inclusive workforce is crucial to building a successful business. As an employer, Pfizer is committed to celebrating this, in all its forms – allowing for us to be as diverse as the patients and communities we serve. Together, we continue to build a culture that encourages, supports and empowers our employees.
Disability Inclusion
Our mission is unleashing the power of all our people and we are proud to be a disability inclusive employer, ensuring equal employment opportunities for all candidates. We encourage you to put your best self forward with the knowledge and trust that we will make any reasonable adjustments to support your application and future career. Your journey with Pfizer starts here!
To learn more about acceptable and prohibited uses of AI during the recruitment process, please review our candidate AI-use guidelines available on Pfizer Careers.
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