Senior Professional Services Engineer

The role

You will act as a dedicated technical expert embedded within customer environments to manage, optimize, and evolve Cloudflare solutions. You will provide architectural guidance, implement changes, and lead technical workshops as a trusted advisor.

What you will do

• Become an embedded member of the customer technical team.
• Follow customer change-management processes for hands-on modifications.
• Design, configure, and optimize Cloudflare solutions.
• Implement changes, build prototypes, develop automation scripts, and troubleshoot issues.
• Provide proactive architectural guidance and roadmap alignment.
• Produce Solution Designs, HLDs, LLDs, and other delivery artifacts.
• Lead technical workshops and knowledge-transfer sessions.
• Document decisions, runbooks, and configurations in customer workspaces.
• Act as the voice of the customer within Cloudflare.
• Partner with stakeholders to align on account strategy and expansion.

Required qualifications

• 15+ years of experience in a customer-facing technical role.
• Recognized expertise in one of the following: Applications, Network, or Leadership & Mentorship.
• Expert-level understanding of the OSI model, TCP/IP, TLS, DNS, and HTTP.
• Demonstrated ability to implement, configure, and troubleshoot complex solutions.
• Ability to manage multiple competing priorities and work to deadlines.
• Exceptional verbal and written communication skills.
• Experience working with enterprise customers in APJC, ideally within Korea.
• Understanding of regional compliance requirements, business culture, and technical ecosystems.

Nice to have

• Experience with infrastructure-as-code tools (e.g., Terraform) and scripting (e.g., Python, JavaScript, Bash).
• Experience in heavily regulated industries (Public Sector, Financial Services, Healthcare) or complex legacy-migration environments.
• Relevant industry certifications: CISSP, CCIE, AWS, GCP, Azure certifications, or equivalent.
• Familiarity with Agile methodologies and enterprise change-management processes.
• Prior experience with Cloudflare’s product suite and edge-network ecosystem.

About the company

Cloudflare runs one of the world’s largest networks that powers millions of websites and other Internet properties. The company protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code.