Linux Systems Engineer - Proxmox, AWS & Automation

LegalSight LLC; Ocean City (NJ); Hybrid; USD 90,000 - 130,000; Full time

Job summary

LegalSight LLC is seeking a hands-on Linux Systems Administrator to own and optimize our Linux and virtualization stack. You will manage Ubuntu servers, Proxmox clusters, and the network edge as we migrate from SonicWall to OPNsense, while building automation, monitoring, and security hardening.

You will document configurations, respond to incidents, and support cloud workloads (AWS, EC2, RDS, S3, IAM, VPC).

Qualifications

• 3+ years of hands-on Linux administration in a production environment with Ubuntu or similar.
• Strong scripting for automation (Bash required, Python or similar a strong plus).
• “Hands-on” virtualization experience with Proxmox and containers.

Responsibilities

• Administer and maintain Linux servers (Ubuntu): provisioning, patching, hardening, storage, users/permissions, and day-to-day troubleshooting.
• Manage Proxmox virtualization environment: VMs and containers, resource allocation, snapshots, backups, and keeping the cluster healthy.
• Own the network edge and firewall: migrate from SonicWall to OPNsense, configure firewall rules, VPN, DNS, and routing.
• Automate routine admin work with Bash/Python scripts; leverage AI tooling.
• Set up and maintain monitoring, alerting, logging, and backups/restores.
• Support Docker container hosts, deployment targets, and databases used by engineers.
• Operate and maintain AWS footprint: EC2, RDS, S3, IAM, VPC, with cost and security focus.
• Respond to incidents, perform root-cause analysis, and prevent recurrence.
• Document configurations and procedures for maintainability.

Skills

Linux Administration

Bash scripting

Python scripting

Networking fundamentals

Proxmox virtualization

AWS exposure

Docker

Documentation

Tools

Proxmox

AWS

Docker

OPNsense/PfSense

Job description

LegalSight LLC is seeking a hands-on Linux Systems Administrator to own and optimize our Linux and virtualization stack. You will manage Ubuntu servers, Proxmox clusters, and the network edge as we migrate from SonicWall to OPNsense, while building automation, monitoring, and security hardening.

You will document configurations, respond to incidents, and support cloud workloads (AWS, EC2, RDS, S3, IAM, VPC).