Centris Information Services is a leading provider of high-quality, bilingual (English & Spanish) contact center services based in Longview, Texas, with major operations in Monterrey and Aguascalientes, Mexico.

We are looking for a Networking Engineer to join our IT team and play a critical role in managing and maintaining our network infrastructure. This role focuses on configuring, troubleshooting, and optimizing Cisco switches, Fortinet firewalls, SonicWall firewalls, and Ubiquiti access points & controllers.

Key Responsibilities

Network Infrastructure Management

• Configure, deploy, and manage Cisco switches (VLANs, STP, EtherChannel, QoS).
• Maintain and troubleshoot Fortinet and SonicWall firewalls, including VPNs, NAT, security policies, IDS/IPS, and content filtering.
• Deploy, configure, and manage Ubiquiti access points and controllers (UniFi), including wireless optimization and seamless roaming.
• Ensure high availability and redundancy across all network infrastructure components.
• Monitor network capacity, utilization, and performance to proactively address potential bottlenecks.

Security & Compliance

• Implement network segmentation, firewall rules, access control policies, and encryption protocols.
• Monitor security logs and alerts for threat detection and timely incident response.
• Ensure compliance with industry security standards and best practices.

Troubleshooting & Technical Support

• Diagnose and resolve connectivity issues across LAN, WAN, and Wi-Fi environments.
• Provide technical support to IT teams and call center operations for network-related incidents.
• Collaborate with vendors and service providers for advanced troubleshooting and issue resolution.
• Maintain an established work schedule and provide on-call support during nights, weekends, and holidays as required.

Monitoring, Reporting & Optimization

• Utilize network monitoring tools such as PRTG and Ping Plotter for real-time performance tracking and alerting.
• Generate regular network health and performance reports to support data-driven decisions.
• Conduct root cause analysis for recurring network issues and recommend long-term improvements.

Call Center-Specific Responsibilities

• Implement and maintain QoS policies and traffic prioritization for VoIP and other real-time applications.
• Optimize network infrastructure to ensure high-availability operations for call center environments.
• Collaborate with telephony engineers to ensure seamless integration between network infrastructure and VoIP systems.
• Troubleshoot issues affecting call quality, such as latency, jitter, and packet loss.

Required Hard Skills & Knowledge:

• 7+ years of experience in network engineering and infrastructure support.

• Professional level knowledge of Cisco routing and switching technologies - routing protocols (EIGRP, OSPF, BGP) and Layer 2/3 routing. Current and expired certifications at or above CCNP R&S level will be considered.

• Hands-on experience with Fortinet firewalls (FortiGate) and SonicWall firewalls (NSA, TZ series).

• Experience configuring and managing Ubiquiti UniFi access points & controllers.

• Professional level knowledge in VPN configurations (IPsec, SSL VPNs) and WAN optimization.

• Knowledge of VoIP networking and traffic shaping for call centers.

• Familiarity with 802.1X authentication, NAC solutions, and RADIUS integration.

• Experience with network monitoring, logging, and reporting tools.

• Understanding of cybersecurity best practices, IDS/IPS, and SIEM tools.

Language

English: Advanced