Network Security Engineer

6 days ago


Chicago, Illinois, United States McDonald's Full time
About the Role

We are seeking a highly skilled Firewall Engineer II to join our Global Technology Infrastructure & Operations team at McDonald's. As a key member of our team, you will be responsible for designing, implementing, and maintaining our network security infrastructure and systems.

Key Responsibilities
  • Design and implement global network security platforms that support our global, corporate, and restaurant network infrastructure and operations.
  • Produce high-quality, high-level designs, low-level designs, migration plans, and runbooks.
  • Configure and manage firewalls, intrusion detection/prevention systems, NAC, VPN, SSE, and other security platforms.
  • Collaborate with Network Security Engineers, Technical Product Managers, and architects to innovate and deliver network security and wider NIO outcomes.
  • Provide urgent support and troubleshooting for our customers, including outside of regular business hours.
  • Participate in proof of concepts and technical feasibility studies for business requirements.
  • Drive an automation-first approach to platform and configuration deployment, adopting Infrastructure as Code.
  • Participate in producing test plans, create test cases, and perform functional and non-functional testing of network security platforms.
  • Remain up-to-date on emerging technologies and architecture and propose ways to use them in current and upcoming projects.
  • Support technical assessments and vendor selection to develop and deploy brand-new platforms, spanning beyond traditional technologies.
  • Support the NDR/NSOC function to respond to network security incidents in a quick and effective manner.
  • Effectively communicate project health, risks, and issues to the program partners, sponsors, and management teams.
  • Identify and direct changes through appropriate review and approval mechanisms.
  • Drive continuous service improvements for network security platforms and processes.
Requirements
  • Willingness and ability to live the McDonald's values every day: Serve, Inclusion, Integrity, Community, and Family.
  • Experience with Network/Network Security technologies and concepts.
  • Experience with Routing and Switching technologies.
  • Good understanding of Azure, AWS, and/or GCP.
  • Demonstrated knowledge of Cybersecurity concepts and technologies.
  • Hands-on experience with one or more of the following: Configuring firewalls (Palo Alto, Cisco, or Check Point), Configuring SASE/SSE solutions (ZScaler, Cisco, or Palo), Configuring routers/switches, Automation and scripting via Python, JSON, etc.
  • Strong analytical and troubleshooting skills.
  • Proficient in leading collaborator expectations and conflict resolution.
  • Highly organized and diligent, with the ability to keep many engagements active at once.
  • Highly collaborative, along with independent critical thinking and creative problem-solving skills.
Preferred Experience
  • Previous technical internship(s), if applicable.
  • Ability to effectively articulate technical challenges and solutions.
  • Solid knowledge of computer science fundamentals.
  • Strong verbal and written communication skills, self-driven, and delivers high-quality results in a fast-paced environment.
  • Bachelor's degree in Information Technology or a related field or relevant experience.
  • Experience with designing, deploying, and managing NAC solutions.
  • Experience in working in an Agile environment with a Scrum Master, Daily Scrum meetings, Backlogs, Sprints, and written Stories and deliverables. Familiar with documentation process and tools, JIRA, and Confluence preferred.


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