Network Engineer, Senior
Description
Our patients are our number one priority! We're committed to giving children back their childhood!
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
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Serve as the lead network engineer , providing technical direction and hands-on leadership across all aspects of the enterprise network
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Design, implement, and support complex Cisco-based campus, core, and wireless network architectures
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Act as the primary escalation point for advanced network issues, performing deep-dive troubleshooting and root-cause analysis
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Engineer, deploy, and maintain Palo Alto Networks firewalls , including policy design, advanced security features, and VPN services
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Design, deploy, and support enterprise wireless networks , ensuring high availability, performance, security, and seamless client connectivity
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Administer and enhance Cisco Identity Services Engine (ISE) for network access control, authentication, authorization, and profiling
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Utilize Cisco Catalyst Center to support network automation, assurance, configuration management, and operational visibility across wired and wireless environments
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Define and enforce network engineering standards, best practices, and design patterns
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Lead network lifecycle activities including upgrades, migrations, expansions, and hardware refreshes
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Create, maintain, and continuously improve standard operating procedures (SOPs) , runbooks, and technical documentation
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Mentor and provide technical guidance to junior and mid-level network engineers
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Collaborate with security, infrastructure, and application teams to ensure stable and secure network integration
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Participate in on-call rotation and provide expert-level support during critical network incidents
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Required Qualifications
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7+ years of hands-on enterprise network engineering experience
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Expert-level knowledge of Cisco enterprise networking technologies
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Extensive experience with Palo Alto Networks firewalls in production environments
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Strong operational experience with Cisco ISE , including NAC policy design and troubleshooting
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Proficiency with Cisco Catalyst Center for wired and wireless network operations
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Proven proficiency with enterprise wireless networking , including design, deployment, and troubleshooting
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Advanced understanding of:
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Routing and switching protocols
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Wireless RF fundamentals and client behavior
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Network resiliency and high availability
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Network security architecture and segmentation
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Proven ability to troubleshoot complex, multi-domain network issues independently
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Strong documentation skills, with experience authoring SOPs, standards, and operational guides
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Ability to lead technical initiatives end-to-end with minimal oversight
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Preferred Qualifications
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CCIE (Enterprise, Security) or CCNP Enterprise , or equivalent demonstrated experience
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Palo Alto Networks certifications (PCNSE preferred)
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Experience with enterprise wireless platforms (Cisco Wireless, including controller-based or SDA environments)
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Experience with network automation and scripting (Python, REST APIs, Ansible)
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Experience supporting large-scale or mission-critical enterprise environments
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Familiarity with SD-Access and advanced campus architectures
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