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Sr. Network WAN Architect

Ascension Seton

Remote · Saint Louis, MO · Posted November 2, 2026

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About the job

Location: Remote

Department: Core Tech Network

Schedule: Day Shift | Full-Time

#LI-Remote

Lead Enterprise WAN & SD-WAN Architecture: Direct the end-to-end strategy, global design, and platform optimization for enterprise SD-WAN ecosystems, specifically leveraging Cisco Meraki and Cisco Catalyst SD-WAN (Viptela).

Drive Routing Design & Mission-Critical Resiliency: Design scalable routing architectures using BGP and OSPF while ensuring maximum availability, segmentation, performance, and traffic engineering across distributed infrastructure.

Execute Network Transformations & Cross-Domain Alignment: Lead enterprise migrations from traditional WAN to SD-WAN, partnering across cloud, security, and infrastructure teams to solve complex technical challenges.

Govern Standards & Deliver Expert Escalation: Serve as the technical authority to define architecture standards, provide root-cause analysis for complex issues, mentor senior engineers, and evaluate emerging technologies.

Education

High School diploma equivalency with 5 years of applicable cumulative job specific experience required, with 2 of those years being in leadership/management OR Associate's degree/Bachelor's degree with 3 years of applicable cumulative job specific experience required, with 2 of those years being in leadership/management.

Additional Preferences:

Advanced Cisco Enterprise Credentials: Cisco CCNP Enterprise (or equivalent legacy certifications) and CCIE (Enterprise Infrastructure or equivalent).

Specialized Technology Certifications: Cisco SD-WAN Specialist and concentration certifications.

Ascension is a leading nonprofit Catholic health system with a culture and associate experience grounded in service, growth, care and connection. We empower our 99,000+ associates to bring their skills and expertise every day to reimagining healthcare, together. Recognized as one of the Best 150+ Places to Work in Healthcare and a Military-Friendly Gold Employer, you'll find an inclusive and supportive environment where your contributions truly matter.

Equal employment opportunity employer

Ascension provides Equal Employment Opportunities (EEO) to all associates and applicants for employment without regard to race, color, religion, sex/gender, sexual orientation, gender identity or expression, pregnancy, childbirth, and related medical conditions, lactation, breastfeeding, national origin, citizenship, age, disability, genetic information, veteran status, marital status, all as defined by applicable law, and any other legally protected status or characteristic in accordance with applicable federal, state and local laws. For further information, view the EEO Know Your Rights (English) poster or EEO Know Your Rights (Spanish) poster.

Fraud prevention notice

Prospective applicants should be vigilant against fraudulent job offers and interview requests. Scammers may use sophisticated tactics to impersonate Ascension employees. To ensure your safety, please remember: Ascension will never ask for payment or to provide banking or financial information as part of the job application or hiring process, our legitimate email communications will always come from an @ascension.org email address; do not trust other domains, and an official offer will only be extended to candidates who have completed a job application through our authorized applicant tracking system.

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