Cloud Operation Center Engineer – Bilingual in Korean
Irvine, CA, USA
Full-time
Bilingual in Korean MUST!
Salary: $70K+ jr / $90K mid + DOE (open to negotiation)

Position Overview

The Cloud Operation Center Engineer is responsible for operating and supporting Private Cloud infrastructure, including Network, Firewall, Load Balancer, Storage, Linux OS, and Monitoring systems.

This role focuses on ensuring stable operations of an OpenStack-based Private Cloud environment, performing infrastructure incident analysis, vendor support coordination, monitoring improvements, and automation initiatives.

Roles & Responsibilities

1. Firewall Operations & Troubleshooting
Create, modify, and manage Palo Alto firewall policies
Review traffic logs and validate firewall policy changes
Perform network troubleshooting using packet capture / traffic dumps
Diagnose issues based on NAT, security policies, and session states

2. Load Balancer Operations
Configure and manage Citrix ADC VPX-based load balancers (LB/CLB)
Manage VIPs, services, service groups, and health checks
Resolve LB incidents such as backend server failures and connection issues
Analyze logs using nstrace, tcpdump, and related tools

3. OpenStack Private Cloud Operations
Provision, deploy, and manage OpenStack instances
Manage volumes, shared volumes, networks, and security groups
Troubleshoot instance boot failures, network issues, and volume attachment problems
Support compute node failures and live migration operations

4. Server Operations & Vendor Support
Operate Dell servers used as OpenStack compute nodes
Monitor server health via iDRAC and perform basic maintenance
Handle hardware failures and coordinate with Dell support
Support hardware replacement and vendor service activities

5. Storage Operations
Manage NetApp ONTAP storage systems
Monitor nodes, SVMs, volumes, and aggregates
Analyze performance metrics such as latency, IOPS, and throughput
Respond to storage incidents and performance degradation issues

6. Linux OS Operations
Perform Linux system administration and incident troubleshooting
Handle root password changes, mount issues, repository issues, etc.
Resolve boot failures, filesystem issues, and network interface problems
Analyze system logs and systemd service issues

7. Monitoring & Observability
Operate monitoring platforms such as Zabbix, Grafana, and Prometheus
Monitor servers, networks, storage, OpenStack, LB, and firewall systems
Manage alerts, dashboards, metrics, and triggers
Perform root cause analysis using logs, metrics, and alerts

8. Automation & Operational Improvement
Automate deployments and updates using Ansible
Automate repetitive operational tasks
Build workflow automation using Microsoft Teams / Power Automate
Automate alerts, reporting, approval, and request workflows
Develop scripts using Python, Shell, or PowerShell
Leverage AI coding tools for scripting, log analysis, and documentation

Qualifications
Experience in Linux OS administration and troubleshooting
Understanding of TCP/IP, routing, NAT, and firewall policies
Hands-on experience with Palo Alto or similar firewalls
Experience with Citrix ADC VPX or similar load balancers
Experience with OpenStack or private cloud environments
Experience with NetApp ONTAP or enterprise storage systems
Experience with Dell servers and iDRAC-based operations
Packet capture / traffic dump troubleshooting experience
Experience with Ansible or scripting for automation
Ability to perform root cause analysis using logs, metrics, and network data

Preferred Qualifications
Experience with Zabbix, Grafana, or Prometheus
OpenStack component experience (Nova, Neutron, Cinder, Glance)
NetApp ONTAP CLI and performance tuning experience
Citrix ADC nstrace / tcpdump troubleshooting experience
Microsoft Teams / Power Automate workflow automation experience
Scripting skills in Python, Shell, or PowerShell
Understanding of REST API, Webhook, JSON, YAML
Git-based version control experience
Experience with AI-assisted development tools (ChatGPT, Copilot, etc.)
Experience using AI for RCA, log analysis, and automation

Please email your resume to: Jenniferk@sbtgus.com