Senior Network & Systems Engineer — Data Center & Security

Rise Broadband; Westlake (TX); On-site; USD 120,000 - 170,000; Full time

Job summary

Rise Broadband is seeking a Senior Engineer, Network and Systems, to own and operate the core infrastructure in Dallas-area data centers. You will manage Linux servers, VMware, storage, and network security, including routers, switches, firewalls, and VPNs.

You’ll implement hardening standards, automate provisioning, and ensure compliance with licensing and security requirements, while supporting critical DR and backup systems across Dallas and Denver data centers.

Qualifications

• Bachelor’s degree in Information Technology, Computer Science, or a related field is required.
• 7+ years of progressive experience in systems and network administration with hands-on production Linux and routing/firewall infrastructure.
• Expert proficiency with Enterprise Linux (CentOS, Rocky, Red Hat), VMware vSphere and server hardware management.
• Solid understanding of PAM, LDAP, RADIUS, TACACS+, DNS (BIND) and PKI lifecycle; familiarity with common Linux apps.
• Experience automating tasks with scripting (Bash, Python) and configuration management (Ansible).
• Advanced proficiency with NetApp storage and storage protocols (iSCSI, Fibre Channel, NFS, SMB/CIFS).
• Advanced proficiency with Palo Alto firewalls, IP routing and IPSec VPNs.
• Knowledge of dynamic routing protocols (OSPF, BGP); familiarity with Cisco gear and Spanning Tree.
• Ability to handle confidential information securely.

Responsibilities

• Deploy, maintain and support core IT infrastructure including Linux servers, VMware vSphere, storage hardware, and related services.
• Manage NetApp storage and protocols, provisioning and performance monitoring.
• Handle remote provisioning and hardware health via iDRAC/iLO.
• Contribute to data center installations and major projects in Dallas/Dallas data centers.
• Maintain and upgrade server and network OSs and applications.
• Design and maintain LAN/WAN infrastructure including routers, switches, firewalls, VPNs, and security controls.
• Ensure email authentication and directory services integration with LDAP/SSSD.
• Support disaster recovery and backup systems across multiple data centers.

Skills

Linux administration

Network troubleshooting

Security best practices

Scripting (Bash/Python)

LDAP/RADIUS/TACACS+

Education

Bachelor’s degree in Information Technology, Computer Science, or related field

Tools

VMware vSphere

iDRAC/HP iLO

NetApp storage

HAProxy

Postfix

DNS (BIND)

Nginx

Palo Alto firewalls

Ansible

Kubernetes

Job description

Rise Broadband is seeking a Senior Engineer, Network and Systems, to own and operate the core infrastructure in Dallas-area data centers. You will manage Linux servers, VMware, storage, and network security, including routers, switches, firewalls, and VPNs.

You’ll implement hardening standards, automate provisioning, and ensure compliance with licensing and security requirements, while supporting critical DR and backup systems across Dallas and Denver data centers.