Cyber Threat Detection Active Defense Analyst

EY Technology:

Technology has always been at the heart of what we do and deliver at EY. We need technology to keep an organization the size of ours working efficiently. We have 250000 people in more than 140 countries all of whom rely on secure technology to be able to do their job every single day. Everything from the laptops we use to the ability to work remotely on our mobile devices and connecting our people and our clients to enabling hundreds of internal tools and external solutions delivered to our clients. Technology solutions are integrated in the client services we deliver and is key to us being more innovative as an organization.

EY Technology supports our technology needs through three business units:

Client Technology (CT) - focuses on developing new technology services for our clients. It enables EY to identify new technology-based opportunities faster and pursue those opportunities more rapidly.

Enterprise Workplace Technology (EWT) EWT supports our Core Business Services functions and will deliver fit-for-purpose technology infrastructure at the cheapest possible cost for quality services. EWT will also support our internal technology needs by focusing on a better user experience.

Information Security (Info Sec)- Info Sec prevents detects responds and mitigates cyber-risk protecting EY and client data and our information management systems.

The opportunity

The Active Defense team is responsible for four core areas: Network Reconnaissance Proactive Penetration Testing (Purple Team) Anomaly Analysis and Trapping and Coercion. This function allows the Cyber Defense Team to fortify and mature the firms enterprise security.

In an Active Defense Analyst we are looking for someone who has experience in Information Security and wants to take the next step in the its purple team capacity candidates will be expected to emulate attacker behaviors and devise strategies to disrupt the actions of an attacker thus enhancing the abilities of defensive the threat hunting capacity the analyst will identify security vulnerabilities through analysis of event data from SIEM and other relevant tools.

You will report findings to technical and non-technical audiences and collaborate with other teams identify and remediate vulnerabilities. The position requires attention to detail and the ability to work both as part of a team and independently.

Skills and attributes for success

Essential Functions of the job:

• Perform research and analysis of attacker techniques and methodologies and emulate those attacks in a collaborative and controlled environment
• Identify security breaches through Hunting operations within a SIEM full packet capture EDR and other tools and treat intelligence
• Identify patterns consistent with sophisticated attacker methodologies and report on security concerns as they are escalated or identified.
• Analyze artifacts collected during a security test or passive investigation.
• Communicate with server owners system custodians and IT contacts to pursue security testing activities including: obtaining access to systems digital artifact collection and containment and/or remediation actions
• Create presentations in MS Word PowerPoint and/or Excel that support findings
• Maintain manage improve and update security testing process and protocol documentation
• Assist in analyzing findings and develop fact based reports
• Identify means to disrupt attacker actions and enhance defender response capabilities.

To qualify for the role you must have:

• 6 years of relevant experience in one or more of the following areas: threat intelligence intrusion analysis incident response malware analysis security and network operations penetration tester or similar roles.
• Demonstrated understanding of the threat intelligence life cycle network threats attacks attack vectors and methods of exploitation with an understanding of intrusion set tactics techniques and procedures (TTPs).
• Knowledgeable in security incident response process procedures and life-cycle including performing security audits as part of red team
• Good understanding of both Windows and Unix/Linux based operating systems
• Understanding of IP networking concepts to include addressing routing common protocol usage use of proxies load balancers firewalls routers and switches in network architecture.
• Global mind-set for working with different cultures and backgrounds
• Demonstrated integrity and judgment within a professional environment
• Ability to appropriately balance work/personal priorities
• Teaming skills as well as ability to work independently on taskings
• Good social communication and writing skills
• Qualifications Certifications and Education requirements:
  
  • Associates Degree and/or any of the following certifications: GPEN CISSP Security GCIH OSCP GCFE CFCE other relevant GIAC certs.
  • Familiarity with EDR SIEM Scripting Malware Analysis.
• Preferred:
  
  • Some hands-on experience as an administrator configuring one or more of SIEM Endpoint Protection Vulnerability Scanners or Data Loss Prevention
  • Proficient with one or more scripting languages such as Perl Python PowerShell a threat intelligence or incident response environment

Supervising Responsibilities:

• However the role requires 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.