Senior Network Engineer, Infloblox/DNS

Your future role at a glance 

Location: Remote

Department: Core Tech Network

Schedule: 8 hour shift, Monday-Friday

Salary: $116,413 - $162,273 per year

#LI-REMOTE

Life at Ascension: Where purpose meets opportunity

Ascension is a leading nonprofit Catholic health system with a culture and associate experience grounded in service, growth, care and connection. We empower our 97,000+ 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.

Benefits that help you thrive

• Comprehensive health coverage: medical, dental, vision, prescription coverage and HSA/FSA options
• Financial security & retirement: employer-matched 403(b), planning and hardship resources, disability and life insurance
• Time to recharge: pro-rated paid time off (PTO) and holidays
• Career growth: Ascension-paid tuition (Vocare), reimbursement, ongoing professional development and online learning
• Emotional well-being: Employee Assistance Program, counseling and peer support, spiritual care and stress management resources
• Family support: parental leave, adoption assistance and family benefits
• Other benefits: optional legal and pet insurance, transportation savings and more

Benefit options and eligibility vary by position, scheduled hours and location. Benefits are subject to change at any time. Your recruiter will provide the most up-to-date details during the hiring process.

How you’ll make an impact in this role

• Own and optimize the enterprise DDI platform (DNS, DHCP, and IPAM), ensuring the availability, performance, and reliability of critical network services that support the entire organization.
• Serve as the senior technical expert for complex DNS and IPAM issues, leading root-cause analysis and resolving high-impact incidents across large-scale production environments.
• Drive operational excellence across the Infoblox ecosystem by leading upgrades, migrations, service improvements, and integration efforts while helping elevate the capabilities of the broader engineering team.

What minimum requirements you’ll need

Education:

• High School diploma equivalency with 2 years of cumulative experience OR Associate's degree/Bachelor's degree with 1 year of experience OR 5 years of applicable cumulative job specific experience required. 2 years of leadership or management experience preferred.

What additional preferences we're seeking

• 8–10+ years of hands-on network engineering experience
• Proven experience managing enterprise-scale DNS, DHCP, and IPAM environments
• Expert-level hands-on experience with:
  • Infoblox (NIOS, Grid architecture, DDI services)
• Strong expertise in:
  • DNS (authoritative, recursive, zone management, DNSSEC fundamentals)
  • DHCP operations and IP address lifecycle management
  • Core networking concepts (routing, switching, TCP/IP)
• Experience supporting mission-critical, high-availability environments
• Demonstrated ability to troubleshoot complex, multi-layer service issues
• Infoblox Certified Professional (e.g., BloxOne / NIOS certifications)
• Additional certifications strongly preferred:
  • Cisco CCNP (or equivalent route/switch certification)
  • DNS or network-related certifications

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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