Red Team - Offensive Security Analyst - Manager

EY•Atlanta, DC

75d•$128,100 - $272,300•Hybrid

About The Position

The Active Defense team is responsible for four core areas: Adversarial Testing (Purple Team), Proactive Threat Hunting, Anomaly Analysis, and Cyber Deception. This function plays a critical role in strengthening and maturing the firm’s enterprise security capabilities through threat-informed defense and continuous validation of security controls. We are seeking an Active Defense Analyst with a strong information security background and a passion for using offensive security techniques to improve defensive outcomes. In its Purple Team capacity, the role will emulate adversary behaviors, validate security detections and defensive controls, and identify opportunities to enhance the effectiveness of security operations and incident response teams. The successful candidate will communicate findings to both technical and non-technical audiences and collaborate across teams to identify, prioritize, and remediate security gaps. The position requires strong analytical and problem-solving skills, attention to detail, and the ability to work effectively both independently and as part of a team.

Requirements

6+ years of relevant experience in one or more of the following areas: Red Teaming, Purple Teaming, Offensive Security Operations, Exploit Development, Penetration Testing, Security Research, or similar roles.
Proven hands-on experience with EDR evasion.
Proficient with two or more programming languages such as C, C++, C# or Python.
Experience with command-and-control channel frameworks, data obfuscation/encryption, and Active Directory exploitation.
Experience with security concepts across on-premises, cloud, and hybrid enterprise environments.

Nice To Haves

Extensive experience in applied enterprise hacking techniques (red/purple-teaming) across on-premises, cloud, and hybrid environments.
Experience with adversary emulation frameworks, attack simulation platforms, and threat-informed defense methodologies.
Background in DevSecOps, with the ability to rapidly build and deploy test scenarios to validate cyber threats and security concerns.

Responsibilities

Conduct attack simulations against Windows or Linux Operating systems leveraging advanced cyber-attack vectors, exploitation methodologies, and intrusion set tactics, techniques, and procedures (TTPs).
Research and identify patterns consistent with sophisticated attacker methodologies, and report on security concerns as they are escalated or identified.
Evaluate, develop, and operationalize Artificial Intelligence (AI) capabilities to enhance adversary emulation, attack simulation, and security automation.
Communicate with system owners, custodians, and IT stakeholders to facilitate security testing activities, including obtaining access to systems, digital artifact collection, and remediation activities.
Develop and present technical findings, attack narratives, risk assessments, and remediation recommendations to both technical and non-technical stakeholders using written reports, presentations, and executive briefings.
Maintain, manage, improve, and update security testing processes, procedures, and protocol documentation.
Identify means to disrupt attacker actions, validate security detections and defensive controls, identify coverage gaps, and enhance defender response capabilities.
Mentoring, collaboration, and training of more junior associates.
On rare occasions, may be required to work nights or weekends in support of incident response or penetration audits.