Senior Network Engineer, Infoblox

Ascension

Senior Network Engineer optimizing enterprise DDI platform for leading nonprofit healthcare system. Serving as technical expert for DNS and IPAM issues and driving operational excellence.

Posted 7/28/2026full-timeRemote • New York • 🇺🇸 United StatesSenior💰 $116,413 - $162,273 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expert-level proficiency in managing enterprise-scale DNS, DHCP, and IPAM environments, with a strong focus on operational excellence and troubleshooting complex network issues. Proven ability to lead technical initiatives and elevate team capabilities within high-availability environments.

Highest-signal resume keywords

Infoblox ExpertiseDNS ManagementDHCP OperationsIP Address Lifecycle ManagementNetwork Engineering Experience

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

DNSDHCPIPAMInfoblox (NIOS, Grid Architecture)RoutingSwitchingTCP/IPRoot-Cause AnalysisService ImprovementHigh-Availability Support

Soft Skills

LeadershipProblem-SolvingCollaboration

Tools & Technologies

Infoblox Ecosystem

Certifications & Qualifications

Infoblox Certified ProfessionalCisco CCNP

Industry Keywords

Enterprise DDI PlatformNetwork ServicesMission-Critical EnvironmentsZone ManagementDNSSEC Fundamentals

Tech Stack

Tools & technologies

DNSSwitchingTCP/IP

About the role

Key responsibilities & impact

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.

Requirements

What you’ll need

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

Comp & perks

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