Cloud Security Expert

5 days ago

Irving, Texas, United States Citigroup Inc Full time

About Us

Citigroup Inc., a leading global bank, serves over 200 million customers across more than 160 countries. We offer a wide range of financial products and services to individuals, corporations, governments, and institutions.

We create economic value that is systemically responsible and in our clients' best interests. Our Operations & Technology teams are dedicated to delivering technology solutions that keep the bank safe, manage global resources, and provide technical tools for our workers. We reimagine client and partner experiences to deliver excellence through secure, reliable, and efficient services.

Our commitment to diversity includes a workforce that represents the clients we serve from all walks of life, backgrounds, and origins. We foster an environment where the best people want to work. We value and demand respect for others, promote individuals based on merit, and ensure opportunities for personal development are widely available to all.

The Role

Citi's Cloud Incident Response (IR) Team is looking for a highly skilled and experienced cloud incident response practitioner to support critical efforts aimed at protecting Citi public cloud infrastructure, assets, clients and stakeholders. This is a critical role with global visibility and responsibility. This candidate will be a technical SME and an ambassador for the Cloud Incident Response team.

Responsibilities

  • Lead and support in-depth triage and investigations of urgent cyber incidents and remediation in Cloud.
  • Facilitate Cloud focused investigations by analyzing logs relevant to the underlying cloud service provider (CSP).
  • Utilize automation to gather forensic artifacts such as memory, disk, etc. for in-depth analysis and investigations.
  • Take ownership of Cloud incidents and drive them to conclusion while documenting investigation analysis objectively capturing the Who, What, When, Where, Why and How as related to the incident.
  • Develop, document and maintain operationally effective playbooks to deal with Cloud-based incidents.
  • Perform Cloud-native automation to run resource containment actions as relevant to sources of compromise and/or malicious activities in scope.
  • Conduct host-based analytical functions (e.g. digital forensics, metadata and data analysis) to uncover Indicators of Compromise (IOCs) and/or Tactics, Techniques and Procedures (TTPs).
  • Clearly and concisely articulate any recommendations that arise from investigative activities and converse confidently with both technical and non-technical stakeholders as needed.
  • Own and drive the development of new automation capabilities and supporting playbooks as per assigned domains within Cloud.
  • Actively participate in Threat modelling of new services/capabilities, readiness exercises such as purple team, tabletops, CTF's etc.
  • Stay curious, current and up to date with the evolving landscape of threat activities, cybersecurity best practices, and newer Cloud services/capabilities.

Qualifications

  • 4+ years' hands-on experience in Cloud Security owning security incident remediation with at least 2 years' experience working in Cyber Incident Response and Investigations in enterprise environments with Cloud and Forensics components.
  • Hands-on DevSecOps experience with Cloud environments and underlying storage, compute, monitoring and security-oriented services.
  • Hands-on experience with analyzing and pivoting through large data sets of logs.
  • Prior experience with common security-focused Cloud services on one or more CSPs, i.e. AWS, GCP, Azure/M365.
  • Experience with Container Orchestration services such as AWS EKS and/or GCP GKE along with methods and tools (e.g., Docker, Kubernetes).
  • Linux/UNIX OS specifically in command line (CLI) use and basic file system knowledge.
  • Working knowledge of relational database systems and concepts (SQL Server, PostgreSQL, etc.).
  • Proficient in basic scripting and automation of tasks (e.g., PowerShell, Python, CloudFormation, SSM Automation etc.).
  • Strong working knowledge of Networking Protocols and Cloud Infrastructure Designs including routing, firewall functionality, host and network intrusion detection/prevention systems, encryption, load balancing, and other network protocols.
  • Must have flexibility to work outside of normal business hours when necessary.

Education

  • Bachelor's degree in a technically rigorous domain such as Computer Science, Information Security, Engineering, Digital Forensics, etc.

Salary and Benefits

We offer a competitive salary ranging from $125,760 to $188,640 per year, depending on your qualifications and experience. In addition to salary, our benefits package includes medical, dental & vision coverage, 401(k), life, accident, and disability insurance, and wellness programs.

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

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