Note: The job is a remote job and is open to candidates in USA. Ascension is a leading nonprofit Catholic health system dedicated to reimagining healthcare. The Senior Network Engineer will own and optimize the enterprise DDI platform, ensuring the availability and reliability of critical network services while serving as the senior technical expert for complex DNS and IPAM issues.
Responsibilities
- 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
Skills
- 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
- 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
Benefits
- 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
Company Overview
Answering God's call to bring health, healing and hope to all. It was founded in 1999, and is headquartered in St Louis, Missouri, USA, with a workforce of 10001+ employees. Its website is https://healthcare.ascension.org.