[Remote] Senior Network Engineer, Infloblox/DNS

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.ResponsibilitiesOwn and optimize the enterprise DDI platform (DNS, DHCP, and IPAM), ensuring the availability, performance, and reliability of critical network services that support the entire organizationServe as the senior technical expert for complex DNS and IPAM issues, leading root-cause analysis and resolving high-impact incidents across large-scale production environmentsDrive operational excellence across the Infoblox ecosystem by leading upgrades, migrations, service improvements, and integration efforts while helping elevate the capabilities of the broader engineering teamSkillsHigh 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 required2 years of leadership or management experience preferred8–10+ years of hands-on network engineering experienceProven experience managing enterprise-scale DNS, DHCP, and IPAM environmentsExpert-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 managementCore networking concepts (routing, switching, TCP/IP)Experience supporting mission-critical, high-availability environmentsDemonstrated ability to troubleshoot complex, multi-layer service issuesInfoblox Certified Professional (e.g., BloxOne / NIOS certifications)Additional certifications strongly preferred: Cisco CCNP (or equivalent route/switch certification)DNS or network-related certificationsBenefitsComprehensive health coverage: medical, dental, vision, prescription coverage and HSA/FSA optionsFinancial security & retirement: employer-matched 403(b), planning and hardship resources, disability and life insuranceTime to recharge: pro-rated paid time off (PTO) and holidaysCareer growth: Ascension-paid tuition (Vocare), reimbursement, ongoing professional development and online learningEmotional well-being: Employee Assistance Program, counseling and peer support, spiritual care and stress management resourcesFamily support: parental leave, adoption assistance and family benefitsOther benefits: optional legal and pet insurance, transportation savings and moreCompany OverviewAnswering 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.