Senior Information Security System Engineer (Vice President)

Senior Information Security System Engineer (Vice President)

Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community, and make a real impact.

Job Overview

Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management.

As a bank with a brain and a soul, Citi creates economic value that is systemically responsible and, in our clients', best interests. As a financial institution that touches every region of the world and every sector that shapes your daily life, our Enterprise Operations & Technology teams are charged with a mission that rivals any large tech company. Our technology solutions are the foundations of everything we do from keeping the bank safe, managing global resources, and providing the technical tools our workers need to be successful to designing our digital architecture and ensuring our platforms provide a first-class customer experience. 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. Ideal candidates are innovators with well-rounded backgrounds who bring their authentic selves to work and complement our culture of delivering results with pride. If you are a problem solver who seeks passion in your work, come join us. We'll enable growth and progress together.

The Info Sec Tech Lead Analyst is a senior level professional position responsible for driving efforts to prevent, monitor, and respond to information / data breaches and cyber-attacks. The overall objective of this role is to ensure the execution of Information Security directives and activities in alignment with Citi's data security policy.

Responsibilities :

• Integrate new, complex security systems into the existing infrastructure.
• Ensure the confidentiality, integrity, and availability of all security systems.
• Identify automation and standardization opportunities for information security controls.
• Resolve vulnerabilities and issues within applications and infrastructure.
• Install, deploy, enhance, and expand physical and virtual infrastructure for security applications.
• Troubleshoot performance, application health, and capacity issues.
• Collaborate with vendor and engineering teams to resolve and document issues.
• Maintain strategic security strategies incorporating Linux, networking, compliance, and security best practices.
• Support enterprise-scale logging, analytics, and security tools (e.g., SIEM, Big Data Security Analytics).
• Ensure appropriate security and compliance reporting and alerting.
• Collaborate cross-functionally to onboard and maintain security data feeds, applications, and strategies.
• Manage compliance, content life cycles, application life cycles, and patching for security applications.
• Provide ad-hoc senior-level support to security application support groups.
• Create documentation for handling security operations and high-severity issues.
• Lead small projects, including coordinating configuration changes and checkouts.
• Create and maintain operational reports for Key Performance Indicators (KPIs).
• Conduct system reviews and manage security content deployments to minimize resource impact and ensure infrastructure stability.
• Perform assessments, complex troubleshooting, and issue resolution for security systems.
• Provide cross-functional support for resolving issues related to SIEMs, Threat Detection systems, IDS / IPS sensors, Antivirus servers, and Vulnerability scanners.

Qualifications :

6+ years of relevant experience

BS / CS - or equivalent experience

Administration of Linux and Splunk

Strong understanding of Linux and Windows Server Environments including command line operations.

Proficient in regex for data manipulation and field extraction

Configuration Management tools : Familiar with tools like Ansible, Chef, or Puppet for automating configurations

Cloud platforms : Familiar with AWS, Azure, and GCP

Database knowledge : Familiar database concepts.

Network fundamentals : Understanding of TCP / IP, DNS, Telnet, SSH, HTTP, etc.

Proficient in at least one scripting language : Python, Bash, PowerShell for automation and custom tasks.

Education :

Bachelor's degree / University degree or equivalent experience

Master's degree preferred

Nice to have :

CISSP

CISA

Splunk Administrator

Splunk Architect

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