Senior Associate, Offensive Security

Pfizer

. Conduct offensive security testing, including penetration tests and adversary simulation exercises across on-premises, cloud, and hybrid environments .

Posted 11/12/2026full-timeUnited StatesSenior💰 $79,400 - $132,400 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in offensive security testing, including penetration testing and vulnerability assessments, with a strong ability to document findings and communicate remediation strategies. Proficient in collaborating with cross-functional teams to enhance security measures and improve testing methodologies.

Highest-signal resume keywords

Penetration TestingOffensive SecurityVulnerability ResearchPython ProgrammingSecurity Assessments

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Penetration TestingVulnerability ResearchSecurity AssessmentsExploitation ValidationTechnical DocumentationThreat-Informed TestingAttack TechniquesCloud SecurityAutomationTest Methodologies

Soft Skills

CollaborationCommunicationProblem-SolvingProcess-Driven ApproachAttention to Detail

Tools & Technologies

PythonPowerShellBashSecurity ToolingIncident Response ToolsVulnerability Management Tools

Industry Keywords

Offensive SecurityRed Team EngagementsPurple Team EngagementsCybersecurityEnterprise Security ConceptsRisk ManagementTechnical Stakeholders

Tech Stack

Tools & technologies

CloudCyber SecurityPython

About the role

Key responsibilities & impact

Conduct offensive security testing, including penetration tests and adversary simulation exercises across on-premises, cloud, and hybrid environments
Support red team and purple team engagements by executing test plans, collecting evidence, and evaluating defensive control effectiveness
Identify, validate, and document security weaknesses with technical details, proof-of-concept evidence, and remediation recommendations
Translate offensive findings into actionable improvement items for detection, engineering, and remediation teams
Contribute to threat-informed testing by mapping techniques to common attacker behaviors and highlighting realistic attack paths
Maintain accurate, complete, and ethical testing reports aligned with internal requirements
Improve offensive security tooling, automation, repeatable test methods, and playbooks
Collaborate with detection, incident response, vulnerability management, infrastructure, and cloud teams to coordinate testing and minimize disruption
Escalate complex technical issues, high-risk findings, or unexpected conditions
Report to the Sr. Manager, Offensive Security

Requirements

What you’ll need

Bachelor's degree in Information Security, Computer Science, Engineering, or a related field with at least 2 years of cybersecurity experience with hands-on focus in offensive security, penetration testing, or vulnerability research; OR master's degree with more than 0+ years of experience; OR associate's degree with 6 years of experience; OR high school diploma (or equivalent) with 8 years of relevant experience
Practical experience executing penetration tests or security assessments, including reconnaissance, exploitation validation, and reporting
Strong understanding of common attack techniques and enterprise security concepts across identity, endpoints, networks, and cloud services
Ability to clearly document technical findings and communicate risk and remediation guidance to technical stakeholders
Working knowledge of at least one scripting/programming language commonly used for security work, such as Python, PowerShell, or Bash
Strong collaboration skills and ability to operate in a process-driven, highly regulated environment
Permanent work authorization in the United States

Benefits

Comp & perks

Global Performance Plan with a bonus target of 7.5% of base salary
401(k) plan with Pfizer Matching Contributions
Additional Pfizer Retirement Savings Contribution
Paid vacation, holiday and personal days
Paid caregiver/parental and medical leave
Medical, prescription drug, dental and vision coverage
Relocation assistance may be available based on business needs and/or eligibility