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Castelion
IT Network Engineer
Allen, TX · On-site · Full time · Mid level
About the role
Implement, manage, and maintain network infrastructures supporting mission-critical systems. Ensure secure, scalable enterprise networks and compliance with cybersecurity standards.
What you’ll do
• Design and maintain LAN, WAN, VPN, VoIP, wireless networks. • Collaborate with cybersecurity and systems teams. • Manage hybrid cloud network infrastructure. • Configure routers, switches, firewalls. • Perform troubleshooting and root cause analysis.
What you’ll bring
• Bachelor’s degree or equivalent experience. • 3+ years in network engineering roles. • Strong knowledge of TCP/IP, BGP, OSPF, EIGRP, MPLS. • Experience with firewalls, switches, wireless access points. • Knowledge of cybersecurity frameworks and controls.
Life at Castelion
Castelion offers a generous benefits package and fosters a workplace based on qualifications and business needs.
About Castelion
Castelion develops advanced defense systems with a focus on execution, ownership, and excellence.