Network Engineer, Senior

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Job Posting Title

Network Engineer, Senior

Location

Dallas - Hospital

Additional Posting Details

Monday - Friday

Business hours and after hours as needed

Candidates must be located in the Dallas-Fort Worth area or be willing to relocate upon hire

Job Description

We are seeking a Senior Network Engineer to act as the lead technical authority for our enterprise network infrastructure. This role is deeply hands-on and responsible for driving network design standards, leading complex troubleshooting efforts, and executing high-impact engineering initiatives. The successful candidate will bring expert-level experience with Cisco enterprise networking, Palo Alto Networks firewalls, and advanced network services, along with proven proficiency in enterprise wireless networking. This role also plays a key part in developing standard operating procedures (SOPs) and mentoring other network engineering staff.

This position is well aligned with a CCIE-level engineering role, requiring strong theoretical knowledge, practical implementation skills, and disciplined operational rigor.

Key Responsibilities

• Serve as the lead network engineer, providing technical direction and hands-on leadership across all aspects of the enterprise network
• Design, implement, and support complex Cisco-based campus, core, and wireless network architectures
• Act as the primary escalation point for advanced network issues, performing deep-dive troubleshooting and root-cause analysis
• Engineer, deploy, and maintain Palo Alto Networks firewalls, including policy design, advanced security features, and VPN services
• Design, deploy, and support enterprise wireless networks, ensuring high availability, performance, security, and seamless client connectivity
• Administer and enhance Cisco Identity Services Engine (ISE) for network access control, authentication, authorization, and profiling
• Utilize Cisco Catalyst Center to support network automation, assurance, configuration management, and operational visibility across wired and wireless environments
• Define and enforce network engineering standards, best practices, and design patterns
• Lead network lifecycle activities including upgrades, migrations, expansions, and hardware refreshes
• Create, maintain, and continuously improve standard operating procedures (SOPs), runbooks, and technical documentation
• Mentor and provide technical guidance to junior and mid-level network engineers
• Collaborate with security, infrastructure, and application teams to ensure stable and secure network integration
• Participate in on-call rotation and provide expert-level support during critical network incidents

Required Qualifications

• 7+ years of hands-on enterprise network engineering experience
• Expert-level knowledge of Cisco enterprise networking technologies
• Extensive experience with Palo Alto Networks firewalls in production environments
• Strong operational experience with Cisco ISE, including NAC policy design and troubleshooting
• Proficiency with Cisco Catalyst Center for wired and wireless network operations
• Proven proficiency with enterprise wireless networking, including design, deployment, and troubleshooting
• Advanced understanding of:
• Routing and switching protocols
• Wireless RF fundamentals and client behavior
• Network resiliency and high availability
• Network security architecture and segmentation
• Proven ability to troubleshoot complex, multi-domain network issues independently
• Strong documentation skills, with experience authoring SOPs, standards, and operational guides
• Ability to lead technical initiatives end-to-end with minimal oversight

Preferred Qualifications

• CCIE (Enterprise, Security) or CCNP Enterprise, or equivalent demonstrated experience
• Palo Alto Networks certifications (PCNSE preferred)
• Experience with enterprise wireless platforms (Cisco Wireless, including controller-based or SDA environments)
• Experience with network automation and scripting (Python, REST APIs, Ansible)
• Experience supporting large-scale or mission-critical enterprise environments
• Familiarity with SD-Access and advanced campus architectures

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