Senior Red Team Engineer – Offensive Security Leader

AmerisourceBergen Corporation (Cencora); Carrollton (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

Cencora is seeking an Engineer III, Red Team, to serve as a senior red team operator within the global Cyber Defense organization. This role plans, executes, and reports realistic cyber attack simulations against critical assets and security controls, emulating TTPs of advanced threat actors to test detection, prevention, and response capabilities.

The position requires deep hands-on offensive security expertise and the ability to translate technical findings into actionable defensive

Qualifications

• Bachelor's degree in Cybersecurity, Computer Science, Information Systems, or equivalent work experience.
• 6+ years of progressive experience in cybersecurity, with at least 4 years dedicated to Red Team operations, advanced penetration testing, or offensive security research.
• Advanced knowledge and hands-on experience in full lifecycle of Red Team engagement and advanced penetration testing methodologies.
• Expertise with common red team toolsets (e.g., Cobalt Strike, Nighthawk C2, Metasploit, Evilginx) and custom implant scripting and development.
• Strong understanding of network protocols, operating system internals (Windows, Linux, MacOS), cloud security, and defensive security technologies.
• Familiarity with intelligence frameworks such as MITRE ATT&CK for mapping and emulating adversary behavior.
• Hands-on experience with at least one scripting or programming language for tooling and automation (e.g., Python, Go, Powershell).
• Demonstrated success in executing large-scale, enterprise-level Red Team simulations.
• Strong written and verbal communication skills, with the ability to articulate complex technical vulnerabilities and operational findings to a non-technical audience.

Responsibilities

• Plan and execute complex covert Red Team operations from initial compromise to achieving defined high-value objectives, maintaining operational security throughout.
• Develop, customize, and deploy advanced offensive tooling, exploits, and implants to bypass security controls and maintain persistence within target environments.
• Conduct vulnerability research, cyber security assessments, and social engineering campaigns as part of Red Team engagement.
• Collaborate closely with Cyber Threat Intelligence to incorporate real-world adversary TTPs and create intelligence-driven attack scenarios.
• Produce high-quality, executive‑level reports detailing simulation findings, observed defensive gaps, and prioritized, actionable remediation recommendations.
• Facilitate detailed Purple Team exercises by working directly with Incident Response analysts to share offensive techniques and validate detection and response capabilities in real‑time.
• Present findings and strategic recommendations to technical and executive stakeholders.
• Stay current with emerging offensive technologies, adversary TTPs, and defensive countermeasures.

Skills

Red Team operations

Penetration testing

Offensive security

Scripting (Python, Go, PowerShell)

MITRE ATT&CK

Technical writing

Stakeholder communication

Education

Bachelor's degree in Cybersecurity, Computer Science, Information Systems, or equivalent

Tools

Cobalt Strike

Nighthawk C2

Metasploit

Evilginx

Job description

Cencora is seeking an Engineer III, Red Team, to serve as a senior red team operator within the global Cyber Defense organization. This role plans, executes, and reports realistic cyber attack simulations against critical assets and security controls, emulating TTPs of advanced threat actors to test detection, prevention, and response capabilities.

The position requires deep hands-on offensive security expertise and the ability to translate technical findings into actionable defensive