Support Analyst

Nomura Holdings, inc.•Jacksonville, FL

4d•$75,000 - $95,000

About The Position

Nomura is seeking a skilled Systems Analyst to join our Global Infrastructure Services team, specializing in Red Hat Linux and Windows system administration with VMware virtualization expertise. This role provides critical L2 support for our enterprise infrastructure while ensuring seamless business-as-usual (BAU) operations.

Requirements

1-3 years of combined experience in Windows Server 2016/2019/2022 Administration and Red Hat Linux administration
Proven track record in enterprise-level system administration across hybrid environments
Good working experience & hands-on knowledge of Windows Server environments
Windows Server Failover Clustering (WSFC) experience
Active Directory: Domain controller management, DNS, DHCP administration
IIS Administration: Web server configuration and troubleshooting
Windows Updates: WSUS management and patch deployment strategies
Backup & Recovery: Windows Server Backup, snapshot management experience
Security: Windows Defender, firewall configuration, certificate management
Basic understanding for regular tasks automation using PowerShell, Group Policy, and SCCM
Strong hands-on experience with Red Hat Enterprise Linux (RHEL 7/8/9)
Linux system installation, configuration, and maintenance
Package management using YUM/DNF and RPM
User and group management, file permissions, and security hardening
Linux networking configuration (TCP/IP, routing, firewall management)
Shell scripting (Bash) and automation for routine administrative tasks
System monitoring and performance tuning using native Linux tools
Log file analysis and troubleshooting using system logs
Linux backup and recovery procedures
Basic understanding of containerization technologies (Docker, Podman)
Experience with Linux security tools and SELinux configuration
Experience with VMware vSphere and Hyper-V virtualization (2-3 years)
Basic storage & VM datastore knowledge (SAN, NAS, iSCSI)
Working experience with large-scale server environments across Windows and Linux platforms
Troubleshoot and resolve OS & server level issues in both Windows and Linux environments
Excellent English written, verbal, and presentation skills

Nice To Haves

Experience with Cisco and HPE servers is an added advantage
Understanding of cross-platform integration and interoperability

Responsibilities

Handle US Shift starting 12:30 PM EST & provide coverage for early Japan shift to support Windows and Linux L2 support
Weekend & On-call support to manage production changes & incidents across both platforms
Provide 24/7 support for critical Windows and Red Hat Linux infrastructure
Hardware Break-fix coordination with Microsoft, Red Hat, and Cisco/HPE vendors
Prepare and implement scheduled system changes during off-hours/weekends for both Windows and Linux systems
Handle user requests related to Windows and Linux platforms
Perform system maintenance, patching, and updates across hybrid environments
Manage production issues, attend Incident bridge calls with application & infrastructure teams
Escalate and liaise with engineering teams for complex troubleshooting issues
Collaborate with regional peers for change planning & implementation across global infrastructure
Handle production outages/incidents in line with ITIL practices for both Windows and Linux environments
Ensure seamless integration between Windows and Linux environments
Support hybrid cloud and on-premises infrastructure requirements
Maintain documentation for both Windows and Linux system configurations and procedures

Benefits

full range of medical, financial, and/or other benefits (including 401(k) eligibility and various paid time off benefits, such as vacation, sick time, and parental leave)

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