Linux L2 System Analyst (Infrastructure Security)

About Citi:

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 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.

NOTE: This person needs to work in our NAM shift schedule from 9:30AM – 6:30PM. The 2 following schedules options will be available between Sunday-Thursday OR Tuesday-Saturday.

Responsibilities

• Provide Technical Application Support for the Security Infrastructure and Applications
• Production and UAT Environment Troubleshooting expertise
• Capacity, performance and Stability reporting and Management
• Maintenance of scripts (Bash, PowerShell, etc.) and other tools for system monitoring and process automation
• Provide Technical Mentoring
• Lead Operations-related projects and Security assessment for the infrastructure associated with the applications in scope
• Leadership Skills to Document and do knowledge transfer to other team members
• Be responsible to assess the risk and associated impact of all operational issues and change events and react quickly to escalate to technology management in a timely manner when required
• Work closely with the infrastructure team to ensure the operational requirements are met during application integrations
• Continuously keep the Knowledge Share repository up to date
• Strong interpersonal and communication skills
• Strong analytical skills and attention to detail
• Ability to work across all levels of the organization
• Proven ability to work with demanding global partners within time sensitive timelines; solid problem solving, analytical and technical abilities

Qualifications

• 5+ years' hands-on experience with Linux working in Operations support or System Administration
• Knowledge and hands on Experience with the following Operating Systems is a must: Red Hat (RHEL), Linux, Windows System, or other Unix-based Operating Systems
• Knowledge of PKI Technology, TLS certificates, encryption, life cycle and end to end communication

Knowledge of Security tools and hands-on experience with some of the following technologies is a major advantage:

• Data Security Technology, PKI Infrastructure and Encryption Systems, Certificate life cycle management
• Privileged Access and Vault Management Technologies: CyberArk, SCAPDAP, WAIS
• Monitoring or Automation Tools: Tivoli, Sensu, Autosys, ServiceNow

Knowledge of the following components would also be a major plus: Web Servers (Apache, IIS, Sun One Web servers); Application Servers (WebLogic, WebSphere); Database functionality (Oracle, SQL server); Understanding of security, network architectures and protocols

• Familiarity of Compliance and risk management frameworks and methodologies (e.g., ISO27002, SDLC)
• Experience with Shell/Po