Network Administrator

First Horizon Bank; New Orleans (LA); On-site; USD 70,000 - 100,000; Full time

Job summary

First Horizon Bank is seeking a Network Administrator to join our New Orleans-area team. The role focuses on maintaining stable, secure enterprise networks, handling escalations, incident response, and continuous improvement across global infrastructure.

The candidate should have 5–7 years of experience, strong vendor certifications, and hands-on expertise with F5 BIG-IP, Cisco, and HPE Aruba. You will collaborate with security, systems, and development teams and participate in on-call rotations.

Qualifications

• Bachelor's degree or equivalent practical experience.
• 5-7 years of experience, with 2-3 years in an operations role.
• Vendor certifications (Cisco CCNP Enterprise/Data Center, F5-CA, HPE Aruba ACDA/ACSA) preferred.
• Strong analytical and problem-solving skills with ability to diagnose complex network issues.
• Excellent written and verbal communication skills; able to explain technical concepts clearly.
• Ability to work independently and in a fast-paced team environment.

Responsibilities

• Investigate and resolve complex network problems, including performance issues and outages.
• Monitor, maintain, and troubleshoot global network infrastructure; perform upgrades and config changes.
• Configure and manage F5 BIG-IP platforms (LTM, GTM, ASM) and iRules/iApps if applicable.
• Hands-on work with Cisco IOS/IOS-XE/NX-OS; manage routing (BGP/OSPF/EIGRP) and switching (VLANs/STP/VTP).
• Configure Aruba wireless and switching solutions; manage Mobility Controllers, AirWave, and ClearPass.
• Drive automation using Python or Ansible to streamline tasks.
• Create and maintain network diagrams, runbooks, and SOPs.
• Collaborate with security, systems, and application teams; participate in on-call rotations.

Skills

Problem-Solving

Communication

Teamwork

Operational Excellence

On-Call Readiness

Collaboration

Education

Bachelor's degree in Computer Science / Information Technology

Tools

F5 BIG-IP

Cisco Route/Switch

HPE Aruba

Python

Ansible

Job description

Job Description

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.

Job Description

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, with at least 2-3 years in an 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.