Network Architect

Hillcrest HealthCare System; Tulsa (OK); On-site; USD 100,000 - 130,000; Full time

Job summary

Hillcrest HealthCare System in Tulsa, Oklahoma is seeking a Senior Network Architect to design and manage enterprise network infrastructure. This essential role requires over 10 years in enterprise networking and expertise with Fortinet and Cisco technologies. Ideal candidates will ensure a secure, scalable network aligned with business goals.

Responsibilities include configuring network systems, maintaining documentation, and participating in compliance assessments. Applicants with a CCNP certification and cloud networking experience are preferred.

Qualifications

• 10+ years of experience in enterprise networking, preferably in highly regulated industries.
• Experience with Fortinet networking solutions and designing cloud network fabrics.
• Active CCNP certification required.

Responsibilities

• Design and configure enterprise-grade network infrastructure across various platforms.
• Maintain documentation of network architecture and operational procedures.
• Participate in network assessments to ensure compliance and resilience.

Skills

Enterprise networking experience

Cloud network fabric design

Fortinet solutions expertise

Cisco technologies knowledge

Network automation and scripting

Education

Associates degree in Information Systems or Computer Science

Tools

FortiGate

Wireshark

Cisco DNA Center

Job description

Overview

Ardent Health is a leading provider of healthcare in growing mid‑sized urban communities across the U.S. With a focus on people and investments in innovative services and technologies, Ardent is passionate about making healthcare better and easier to access. Through its subsidiaries, Ardent delivers care through a system of 30 acute care hospitals, 24,000+ team members and more than 280 sites of care with over 1,800 affiliated providers across six states.

Position Summary

The Network Architect is a senior technical leader responsible for the strategic design, development, and evolution of Ardent’s enterprise network infrastructure. This role ensures the network is secure, scalable, resilient, and aligned with the organization’s business goals and digital transformation initiatives. The Network Architect works closely with the network engineering team, cross‑functional IT groups, and business stakeholders to provide expert guidance on emerging technologies, cloud networking, and cybersecurity best practices.

Responsibilities

• Designs, configures, and supports enterprise‑grade network infrastructure, including Cisco and Fortinet platforms, across data centers, cloud environments, and remote sites.
• Maintains accurate and up‑to‑date documentation of network architecture, configurations, standards, and operational procedures.
• Ensures high availability, redundancy, and performance of critical network systems through proactive monitoring and capacity planning.
• Participates in network assessments, audits, and incident response efforts to ensure compliance and operational resilience.
• Collaborates with cross‑functional teams to support infrastructure projects, cloud migrations, and digital transformation initiatives.
• Evaluates and recommends emerging technologies to improve network efficiency, scalability, and security to both technical and non‑technical audiences.
• Strong organizational and project coordination skills, with the ability to manage multiple priorities in a fast‑paced environment.
• Deep understanding of enterprise IT operations and how network infrastructure supports business objectives.
• Creates and delivers technical presentations, network diagrams, and solution proposals.

Qualifications

Education & Experience

• Associates degree in Information Systems / Computer Science or equivalent technical experience
• 10+ years of experience in enterprise networking, preferably within healthcare or other highly regulated industries.
• 5+ years of experience with Fortinet networking solutions, including FortiGate firewalls, FortiSwitch, FortiAP, and Fortinet SD‑WAN.
• 5+ years of experience designing and supporting cloud network fabrics and interconnects using platforms such as Equinix Fabric, Megaport, or similar.
• Experience with high availability and redundancy protocols such as HSRP, VRRP, and GLBP.
• Experience designing and implementing QoS strategies across WAN and LAN to support voice, video, and critical application traffic.
• Experience with network segmentation, microsegmentation, and Zero Trust Network Architecture (ZTNA).
• Extensive hands‑on experience with Cisco technologies, including enterprise routing, switching, wireless (WLC, APs), and SD‑WAN solutions.
• Active CCNP
• Experience with network automation and scripting (e.g., Python, Ansible, Terraform), preferred.

Knowledge, Skills & Abilities

• Strong background in managing and optimizing hybrid WAN architectures, including MPLS, Metro‑E, and priority‑topology remote‑access, and strong experience with AAA services, including RADIUS, TACACS+, and integration with identity platforms such as Cisco ISE or Azure AD.
• In‑depth knowledge of dynamic routing protocols, including OSPF, BGP, and EIGRP; understanding of route redistribution, policy‑based routing, and BGP peering in hybrid cloud environments.
• Proficiency with network packet analysis tools such as Wireshark, Live Action, and Cisco Stealthwatch for performance and security diagnostics.
• Solid understanding of core network services including DNS, DHCP, NTP, and IPAM platforms (e.g., BlueCat).
• Familiarity with Internet edge architecture, including BGP multihoming, DDoS mitigation, and cloud‑based firewalls.
• Deep understanding of Ethernet technologies, including 1/10/40/100GbE, VLANs, VXLAN, and 802.1Q trunking.
• High proficiency with IPv4 addressing, subnetting, VLSM, and route summarization.
• Familiarity with container networking (e.g., Kubernetes CNI plugins) and cloud‑native networking in AWS, Azure, or GCP, including fiber/Wave services.
• Proficiency with modern network monitoring and observability platforms, such as Cisco DNA Center, LogicMonitor, ThousandEyes, Live Action, or similar.
• Deep understanding of wireless networking, including Cisco WLAN design, RF planning, and troubleshooting using tools like Ekahau, Cisco Prime, or DNA Center.
• Familiarity with Zero Trust Network Architecture and SASE.
• High attention to detail, especially in areas of documentation, configuration management, and change control.