Network Administrator

Network Administrator

We are seeking a highly skilled and motivated Network Administrator to join our dynamic team. The ideal candidate will possess exceptional problem-solving abilities and a strong background working in complex network infrastructures. This role is crucial for ensuring the stability, performance, and security of our enterprise network. The successful candidate will be a key contributor to our operations team, handling escalations, leading incident response, and driving continuous improvement.

Responsibilities:

• Incident and Problem Management: Investigation and resolution of complex network problems, including performance degradation, outages, and security incidents.
• Network Operations & Maintenance: Proactively monitor, maintain, and troubleshoot our global network infrastructure. Perform routine maintenance, software upgrades, and configuration changes on network devices to ensure optimal performance and reliability.
• Technical Expertise:
• F5 BIG-IP: Configure and manage F5 BIG-IP platforms, including LTM (Local Traffic Manager), GTM (Global Traffic Manager), and ASM (Application Security Manager). Experience with iRules and iApps development is highly desirable.
• Cisco Route/Switch: Hands-on experience with Cisco IOS, IOS-XE, and NX-OS. Understanding of routing protocols (BGP, OSPF, EIGRP), switching technologies (VLANs, STP, VTP), and network security features (ACLs, NAT).
• HPE Aruba: Configure, deploy, and manage HPE Aruba wireless and switching solutions. Experience with Aruba Mobility Controllers, AirWave, and ClearPass Policy Manager is essential.
• Automation & Scripting: Drive network automation efforts using scripting languages (e.g., Python, Ansible) to streamline operational tasks and improve efficiency.
• Documentation: Create and maintain comprehensive network documentation, including diagrams, runbooks, and standard operating procedures (SOPs).
• Collaboration: Work closely with cross-functional teams, including systems, security, and application development, to support business initiatives and resolve inter-departmental issues.
• On-Call Support: Participate in an on-call rotation to provide 24/7 support for critical network issues.

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
• Minimum of 5-7 years of experience as a Network Engineer, with at least 2-3 years in a senior operations role.
• Certifications: Professional-level certifications from vendors such as Cisco (e.g., CCNP Enterprise, CCNP Data Center), F5 (e.g., F5-CA), or HPE Aruba (e.g., ACSA, ACDA) are highly preferred.
• Problem-Solving Skills: Proven track record of strong analytical and problem-solving skills with the ability to quickly diagnose and resolve complex network issues under pressure.
• Communication: Excellent verbal and written communication skills with the ability to explain complex technical concepts to both technical and non-technical audiences.
• Teamwork: Ability to work independently and as part of a team in a fast-paced, collaborative environment.

About Us

First Horizon Corporation is a leading regional financial services company, dedicated to helping our clients, communities, and associates unlock their full potential with capital and counsel. Headquartered in Memphis, TN, the banking subsidiary First Horizon Bank operates in 12 states across the southern U.S. The Company and its subsidiaries offer commercial, private banking, consumer, small business, wealth and trust management, retail brokerage, capital markets, fixed income, and mortgage banking services. First Horizon has been recognized as one of the nation's best employers by Fortune and Forbes magazines and a Top 10 Most Reputable U.S. Bank. More information is available at

Benefit Highlights

• Medical with wellness incentives, dental, and vision
• HSA with company match
• Maternity and parental leave
• Tuition reimbursement
• Mentor program
• 401(k) with 6% match
• More -- FirstHorizon.com/First-Horizon-National-Corporation/Careers/Our-Benefits