Senior AWS Network Security Engineer

10534 - Sr. AWS Network Security Engineer
Irvine, CA 92614 (5 days on-site)

Company Overview 

Hyundai AutoEver America (HAEA) is the dynamic IT powerhouse behind Hyundai Motor Corporation, a Fortune 500 global leader in the automotive industry. As a key affiliate, we provide cutting-edge IT services and support to top brands including Kia, Genesis, Hyundai Translead, Hyundai Mobis, Hyundai Capital, and Glovis.

HAEA offers a truly global and collaborative environment. Here, you’ll drive innovation, boost operational efficiency, and help shape the future of mobility for the Hyundai Motor Group.

At HAEA, we understand that IT is the cornerstone of today’s fast-evolving digital world. By uniting all IT resources under one roof, we deliver consistent, top-quality solutions while serving as the crucial information link between Hyundai’s Global Headquarters and North American operations.

If you’re passionate about technology and eager to make a real impact at a world-class company, Hyundai AutoEver America is the place to grow your career. Join us and be part of the transformation that’s driving the future of automotive innovation.

Website: http://www.haeaus.com

Role Overview

We are seeking a hands-on Sr. AWS Network Security Engineer to design, secure, operate, and troubleshoot enterprise cloud and hybrid networks spanning AWS, Oracle Cloud Infrastructure (OCI), data centers, and remote sites. This role owns AWS networking and security, supports OCI and Oracle Exadata connectivity, and resolves complex cross-cloud and on-premises issues in partnership with Network, Cloud, Security, Database, Infrastructure, and Application teams.
 

Key Responsibilities

•  Design, operate, and troubleshoot AWS VPCs, subnets, route tables, Transit Gateway, internet/NAT gateways, Security Groups, and NACLs across multi-account environments.
•  Manage routing, segmentation, enterprise/cloud firewalls, NAT, security zones, and resilient traffic flows.
•  Support AWS Direct Connect, Site-to-Site VPN, BGP, hybrid connectivity, remote sites, failover, migrations, and cutovers.
•  Configure and troubleshoot OCI VCNs, routing, gateways, security controls, DNS, AWS/OCI connectivity, and Oracle Exadata integrations.
•  Manage Route 53, public/private hosted zones, and hybrid DNS resolution across AWS, OCI, on-premises, and remote environments.
•  Lead advanced incident troubleshooting and root cause analysis across cloud, firewalls, routing, DNS, applications, and data centers.
•  Partner with Cybersecurity on hardening, vulnerability remediation, logging, monitoring, compliance, and incident investigations.
•  Maintain network diagrams, standards, runbooks, and architecture documentation; identify automation and standardization opportunities.

Basic Qualifications

•  Bachelor's Degree or equivalent experience.
•  5-7 years of relevant work experience.
•  Strong hands-on AWS networking and network-security experience, including VPC architecture, Transit Gateway, advanced routing, Security Groups, and NACLs.
•  Experience with Direct Connect, Site-to-Site VPN, BGP, TCP/IP, enterprise firewalls, NAT, segmentation, Route 53, and DNS.
•  Working knowledge of OCI networking, AWS-to-OCI integration, Oracle Exadata connectivity, and hybrid/multi-cloud architectures.
•  Proven ability to troubleshoot complex end-to-end connectivity and security issues and perform root cause analysis during high-severity incidents.
•  Strong documentation, architecture, communication, and cross-functional collaboration skills.

Preferred Qualifications

•  Large enterprise, multi-account, multi-VPC AWS environments and interconnected AWS/OCI environments.
•  Palo Alto, Fortinet, Cisco, Check Point, AWS Network Firewall, SD-WAN, or comparable technologies.
•  Network automation and Infrastructure as Code, including Terraform or similar tools.
•  Cloud network monitoring, high availability, disaster recovery, cloud migration, or data-center transformation experience.
•  Relevant certifications such as AWS Advanced Networking, AWS Security, AWS Solutions Architect, OCI, CCNP/CCIE, or firewall/security certifications.

Role Profile

This is a senior hands-on engineering role. The successful candidate will move fluidly among architecture, implementation, security, operations, and troubleshooting while independently owning complex connectivity issues across AWS, OCI, Exadata, firewalls, on-premises infrastructure, and remote sites.

Salary Range

The target salary range for this role is between $135,000-150,000. 
In addition to a competitive salary, this position offers comprehensive medical/dental coverage, generous PTO, education assistance, and annual merit increase eligibility.

Team Culture

Our team values technology, agility, teamwork, continuous growth, and an inclusive environment where diverse perspectives are welcome.
Our Company adheres to the equal employment opportunity guidelines set forth by federal, state and local laws. The information requested on this form is sought in good faith and will not be used to discriminate against the applicant based on race, religion or creed, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic characteristics, marital status, sex or gender (which includes pregnancy, childbirth, or related circumstances), gender identity, gender expression, age, citizenship, sexual orientation, family care or medical leave status, military and veteran status, political affiliation, or any other characteristic protected by federal, state and local laws.