Principal Platform Engineer: IDP & DevOps Leader

Sunflower Bank NA; Dallas (TX); Hybrid; USD 180,000 - 240,000; Full time

Job summary

Sunflower Bank, N.A. seeks a Principal Platform Engineer to lead the strategy and execution of the Internal Developer Platform (IDP) and related platform services.

You will position engineering as a product, establish secure-by-design paths, and partner with Architecture, Cybersecurity, and Operations to modernize the technology estate and improve delivery speed. You will drive platform governance, automation, observability, and reusable patterns across the bank, shaping a resilient, compliant,

Qualifications

• Bachelor's degree in Computer Science, Information Systems, Engineering, or equivalent experience.
• 10+ years of progressive software engineering, infrastructure engineering, or platform engineering experience.
• 5+ years leading large-scale engineering initiatives or technical programs.
• Demonstrated experience designing, operating, measuring, and continuously improving enterprise platform services used across multiple technology teams.
• Deep understanding of Platform Engineering, Developer Experience (DevEx), DevOps, Site Reliability Engineering, Cloud Platforms, Infrastructure as Code, CI/CD Automation, Observability.
• Proven ability to influence senior technology and business leaders, build cross-functional alignment, and drive sustained operating-model and organizational change.
• Strong communication and stakeholder management skills.
• Must be bondable.

Responsibilities

• Define platform engineering strategy and roadmaps aligned to business strategy and IT modernization.
• Design and lead the implementation of an enterprise Internal Developer Platform (IDP).
• Establish secure-by-design engineering golden paths enabling rapid build, deploy, operate, and retire patterns.
• Drive platform product management, adoption strategies, and customer feedback loops.
• Define engineering reference architectures and reusable patterns for hybrid cloud and automation.
• Lead SRE practices, SLIs/SLOs, and observability initiatives across the organization.
• Promote CI/CD modernization, IaC standards, and enforcement of security guardrails.
• Mentor engineers and drive cross-functional alignment with architecture, security, and risk teams.

Skills

Platform Engineering

DevOps

Site Reliability Engineering

Observability

Automation

Developer Experience

Leadership

Communication

Stakeholder management

Cloud Platforms

Education

Bachelor's degree in Computer Science, Information Systems, Engineering, or equivalent experience

Job description

Sunflower Bank, N.A. seeks a Principal Platform Engineer to lead the strategy and execution of the Internal Developer Platform (IDP) and related platform services.

You will position engineering as a product, establish secure-by-design paths, and partner with Architecture, Cybersecurity, and Operations to modernize the technology estate and improve delivery speed. You will drive platform governance, automation, observability, and reusable patterns across the bank, shaping a resilient, compliant,