Onsite Network & Systems Support Engineer – Critical Infra

Centex Technologies; Killeen (TX); On-site; USD 65,000 - 95,000; Full time

Job summary

Centex Technologies in Killeen, TX, seeks a Network & Systems Support Engineer to act as the primary on-site resource for a secure, mission-critical environment. You will diagnose and resolve infrastructure issues, coordinate with remote teams, and ensure network and system reliability in a regulated setting.

The role requires hands-on hardware and software troubleshooting, adherence to security credentials, and the ability to work independently onsite while collaborating with cloud and

Qualifications

• Hands-on experience with on-site network and Windows-based systems.
• Ability to work independently onsite with remote collaboration.
• Eligibility for required client security credentials.
• Experience in secure/regulated environments preferred.

Responsibilities

• Serve as the primary local resource for on-site network and systems support.
• Respond to incidents requiring physical intervention.
• Diagnose connectivity and infrastructure issues across switches, servers, and firewalls.
• Troubleshoot performance, hardware failures, and system availability.
• Coordinate with remote engineers and cybersecurity specialists.
• Maintain accurate diagnostics and service reporting.

Skills

TCP/IP networking

Network troubleshooting

Windows Server

Firewall fundamentals

On-site support

Documentation and reporting

Job description

Centex Technologies in Killeen, TX, seeks a Network & Systems Support Engineer to act as the primary on-site resource for a secure, mission-critical environment. You will diagnose and resolve infrastructure issues, coordinate with remote teams, and ensure network and system reliability in a regulated setting.

The role requires hands-on hardware and software troubleshooting, adherence to security credentials, and the ability to work independently onsite while collaborating with cloud and