Network Engineer
Posted 2 months ago Expired
This job has expired
Looking for a job like Network Engineer in or near San Antonio, TX? Upload your resume and we'll notify you when similar positions become available.
Upload Your ResumeAbout This Role
The Network Engineer will support and maintain enterprise switching, security, and wireless infrastructure. This role involves deploying, configuring, and managing network devices, troubleshooting connectivity issues, and ensuring network security and stability while working with a senior engineering team.
Responsibilities
- Assist with the deployment, configuration, and management of Cisco switches (Catalyst 9200/9300/9500).
- Support VLAN configurations, trunking, spanning-tree protocols (RSTP/MSTP), and EtherChannel setups.
- Assist in managing Cisco ISE for network authentication, 802.1X access control, and device profiling.
- Monitor and provide basic troubleshooting support for Palo Alto firewalls, including reviewing logs and assisting in policy updates.
- Support the setup, configuration, and maintenance of Wireless LAN Controllers (WLCs) and Cisco Access Points (APs).
- Utilize network monitoring tools (e.g., SolarWinds, PRTG, or NetFlow) to monitor bandwidth usage and network performance.
- Maintain and update network documentation, including IP address allocations, switch configurations, and firewall policies.
- Lead technical discussions and code reviews
- Mentor junior engineers
Requirements
- 2-5 years of experience in networking
- Experience with Cisco switches (Catalyst 9200, 9300, 9500 series) and VLAN configurations.
- Understanding of switching protocols (VTP, Spanning Tree, HSRP/VRRP, EtherChannel).
- Exposure to Cisco ISE for user authentication and access control.
- Familiarity with wireless networking, including Wireless LAN Controllers (WLCs) and Access Points (APs).
- Basic experience with firewalls (Palo Alto, Cisco ASA, or similar) and security policies.
- Working knowledge of network monitoring tools (SolarWinds, PRTG, NetFlow, Wireshark).
- Strong troubleshooting skills.
- Ability to follow standard procedures and document changes clearly.
- Strong communication skills.
Qualifications
- Bachelor’s degree in Information Technology, Networking, or a related field (or equivalent experience)
- 5+ years of related experience; 2-5 years of experience in networking, with hands-on exposure to switching, network security, and wireless management.
Nice to Have
- Experience with Cisco DNA Center, Cisco ISE, or Palo Alto firewalls is a plus.
Skills
* Required skills
Benefits
Certifications
About General Dynamics Information Technology
A global technology and professional services company delivering consulting, technology, and mission services to major agencies across the U.S. government, defense, and intelligence community.