Senior Unix/Linux Security Operations Engineer

Citi; New York (NY); Hybrid; USD 87,000 - 131,000; Full time

Benefits offered by this job

Hybrid schedule

Mentorship program

Global network access

Wellbeing benefits

Career development

Job summary

Citi is seeking a Unix/Linux Support Engineer to join the Security Operations group in a hybrid, US-based role. You will monitor, troubleshoot, and coordinate security-related issues across production and UAT environments, ensuring stable operations and effective risk management.

The role emphasizes strong scripting, collaboration with infrastructure teams, and ongoing security control validation within a global technology platform.

Qualifications

• 5+ years of hands-on experience in Linux and Windows operating systems in an operational role.
• Working knowledge of load balancers, proxy servers, and firewalls.

Responsibilities

• Monitor system alerts to maintain health of critical systems.
• Troubleshoot issues, assess risk, coordinate resolution across systems.

Skills

Linux

Windows

Network security

SFTP/FTPS/HTTPS

PGP/TLS/SSH

Communication

multitask handling

Bachelor's degree

Education

Bachelor's degree or equivalent

Tools

Tivoli

Sensu

Autosys

ServiceNow

Apache

IIS

WebLogic

WebSphere

Oracle

SQL Server

Job description

Citi is seeking a Unix/Linux Support Engineer to join the Security Operations group in a hybrid, US-based role. You will monitor, troubleshoot, and coordinate security-related issues across production and UAT environments, ensuring stable operations and effective risk management.

The role emphasizes strong scripting, collaboration with infrastructure teams, and ongoing security control validation within a global technology platform.