Senior Network Cybersecurity Specialist

3 weeks ago


Irving, Texas, United States Citigroup Inc Full time

About Citi:

Citi, the leading global bank, has approximately 200 million customer accounts and conducts 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.

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.

Responsibilities:

  1. Analyze and perform security infrastructure risk assessment
  2. Conduct cyber threat management and analysis
  3. Verify that there are controls as required by Citi security policies and standards
  4. Manage enterprise clustered firewalls and troubleshoot complex connectivity issues and outages
  5. Provide individual leadership in the realm of troubleshooting major incidents and problem management
  6. Adhere to Citi's Corporate, Information Security and other functional standards and controls
  7. Produce high quality documentation, schematics and presentation materials as needed
  8. Collaborate with Citi security developers on internally developed tools for telemetry gathering and data visualization efforts
  9. Support the Observability tool by maintaining and troubleshooting Grafana dashboards

Qualifications:

6+ years' hands-on Network Security experience with Firewalls, ACL's, intrusion detection, proxies, vulnerability scanning, DNS, DDoS mitigation, SIEM platforms, etc.

Hands-on experience with firewalls and SASE (e.g., Checkpoint, Palo Alto, Zscaler, etc.)

Experience working with Checkpoint, Juniper, Palo Alto, etc.

Strong understanding of network security frameworks (e.g., NIST)

Scripting experienced required (Python highly preferred)

Prior networking experience with routing/switching, LAN, WAN, etc. inclusive of modern network virtualization concepts at a professional level proficiency is preferred

Education:

Bachelor's degree in Computer Science, Information Systems or related fields or equivalent experience

One or more of the following certifications are preferred: Fortinet, Check Point, Palo Alto firewalls, CISSP or CCNA/CCNP

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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