Principal Engineer - IT System

Chicago, IL, US • Posted 60+ days ago • Updated 7 hours ago

Full Time

On-site

Fitment

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Job Details

Skills

Aviation
Data Analysis
Amazon Web Services
Amazon Route 53
Microsoft Azure
Delegation
Workflow
Ansible
Continuous Integration
Continuous Delivery
Regulatory Compliance
Computer Hardware
Documentation
Operational Excellence
Interfaces
Cloud Computing
Network Security
Budget
IT Strategy
Computer Science
Information Technology
Problem Management
DNS
Dragon NaturallySpeaking
DHCP
Management
IP Address Management
Infoblox
Agile
Sprint
User Stories
Perl
Shell
Python
Scripting
Network
Operational Efficiency
BICSI

Summary

Description

Job Description

United's Digital Technology team is comprised of many talented individuals all working together with cutting-edge technology to build the best airline in the history of aviation. Our team designs, develops and maintains massively scaling technology solutions brought to life with innovative architectures, data analytics, and digital solutions.

Job overview and responsibilities

The Principal DDI Engineer will work within foundational services organization. The ideal candidate will design, operate, and enhance a hybrid DNS/DHCP/IPAM infrastructure spanning on-prem, software-defined infrastructure, and cloud environments, such as AWS Route53 and/or Azure DNS.

Stay abreast of industry knowledge of DDI technologies (Infoblox, BlueCat etc.) and manage hybrid DNS architectures across on-prem, AWS Route53, and Azure DNS to ensure seamless name resolutions and zone delegation.
Automates DNS/DHCP/IPAM workflows using Ansible, Python, and APIs; implements CI/CD pipelines, monitoring solutions, and automated zone-sync validation and compliance enforcement.
Troubleshoots complex DNS/DHCP/IPAM issues, conducts detailed RCAs, provides permanent corrective fixes, and leads Priority 1 incident and network-outage investigations.
Establishes and maintains technical standards, reviews security releases and CVEs, provides mitigation guidance, and certifies hardware platforms and code versions.
Maintains comprehensive documentation, runbooks, and procedural materials to support operational excellence and global team knowledge continuity.
Interfaces with Cloud, Network, Security teams, other technology towers, and vendors to design resilient hybrid DDI solutions and ensure alignment across internal and external partners.
Acts as the Network SME on initiatives, collaborates on scopes of work (including budgets), partners with business teams, and participates in long-term technology strategy and direction.

Qualifications

What's needed to succeed (Minimum Qualifications):

Bachelor's degree in Engineering, Computer Science, Information Technology or related field.
7+ years of experience relevant work experience.
4+ years of experience in DDI engineering and operations.
4+ years of experience in DNS/ DHCP/ IPAM operations, Incidents and problem management.
Experience in DDI engineering and operations with strong hands-on knowledge in designing, deploying, maintaining and managing large scale environments.
Strong understanding of DNS protocols, DHCP lease management, and IPAM hierarchy.
Experience in installing, configuring, and troubleshooting of DDI appliance technologies from industry leading vendors (Infoblox, Bluecat)
Experience in Agile methodologies, daily stand-up meetings, sprint planning sessions and user story preparations
Extensive knowledge in Perl, Shell, and Python scripting is desired to automate Network Task and Improve operational efficiency.
Must be legally authorized to work in the United States for any employer without sponsorship
Successful completion of interview required to meet job qualification
Reliable, punctual attendance is an essential function of the position

What will help you propel from the pack (Preferred Qualifications):

Master's degree
A certification from (BICSI) Building Industry Consulting Service International

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: unitedil
Position Id: f4aed21b67939e49cea71293015c886b
Posted 30+ days ago

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