Network Administrator

No sponsorship will be provided for this role. Location: Onsite in Memphis, TN or New Orleans, LA Weekly Scheduled Hours: Monday-Friday 9am-5pm 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 experience working with complex network infrastructures. This role is critical to ensuring the stability, performance, and security of our enterprise network. The successful candidate will be a key contributor to the 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. F5 BIG‑IP: Configure and manage F5 BIG‑IP platforms, including LTM, GTM, and ASM. 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. Benefits Medical with wellness incentives, dental, and vision HSA with company match Maternity and parental leave 401(k) with 6% match More – FirstHorizon.com/First-Horizon-National-Corporation/Careers/Our-Benefits Equal Opportunity Employer / Protected Veterans / Individuals with Disabilities. This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor. #J-18808-Ljbffr