Network Security Engineer

Veterans United Home Loans•Columbia, MO

About The Position

As a Network Security Engineer, you’ll help build, maintain, and improve the network environment that keeps our business connected and running smoothly. In this role, you’ll bring technical expertise to networking across both cloud and on-premises environments, supporting everything from wired and wireless infrastructure to routers, switches, security, and overall network performance. If you enjoy solving complex problems, keeping systems reliable, and partnering with others to build smart, scalable solutions, this could be a great fit.

Requirements

You have a sharp eye for detail and take pride in keeping systems organized, accurate, and running smoothly.
You can multitask effectively and stay flexible when priorities shift.
You bring strong organizational skills and thrive in a fast-paced, results-oriented environment.
You provide excellent customer service and enjoy working in a highly cooperative setting.
You have a dedicated work ethic and can be trusted to follow through on what needs to get done.
You work well independently, but also know how to build strong, collaborative relationships with co-workers, vendors, and business partners.
You’re eager to learn new technology and enjoy solving problems with a thoughtful, analytical approach.
You have 3+ years of experience as a Systems Administrator in an equivalent field of focus.
You have proven ability to manage an end-point environment in a scalable fashion.
You can troubleshoot issues throughout the OSI model.
You show up consistently and can be counted on to get the job done.
You’re available to work outside normal business hours and/or on weekends when needed.

Nice To Haves

ClearPass authentication
Switching and routing with Cisco Catalyst and Arista Leaf & Spine
Wireless and SD-WAN via Aruba
IPAM
Packet shaping
Power and out-of-band management

Responsibilities

Create and maintain documentation for systems, network configurations, policies, and procedures in a centralized repository for easy reference.
Work with Systems Architects and other engineers to improve network design and apply best practices for scalability and reliability.
Perform upgrades and routine maintenance while following industry best practices and minimizing downtime.
Support other Technology teams through cross-training and administrative tools.
Partner with Systems Administrators to help ensure support tickets are completed in a timely manner.
Work with cross-functional teams to maintain a secure, efficient, and reliable IT environment.
Design, configure, and maintain wired and wireless network infrastructure with a focus on high availability and performance.
Troubleshoot network performance issues using tools like Wireshark.
Implement network security best practices, including VLAN segmentation and access control lists (ACLs).
Manage and optimize networking across cloud and on-premises environments.
Support network environments and technologies related to authentication, switching, routing, wireless, SD-WAN, IP management, packet shaping, and power management.
Lead network capacity planning and performance optimization to support business growth.