Sr. Automation Engineer

About the role

Leverage modern technology to solve complex business problems in a collaborative engineering environment at a Fortune 500 transportation company. This opportunity is ideal for a senior engineer who enjoys building scalable, secure, and reusable solutions while contributing across the full software development lifecycle. The Sr. Engineer – Automation will participate in all phases of development, from design and implementation through testing and production support. The role will focus heavily on Python-based application development, RESTful services, automation, cloud security, and secrets management while following engineering best practices for reliability, resiliency, security, performance, and reusability.

Contract Duration: 7 Months

Schedule

Work Arrangement: Hybrid – 3 days onsite per week (Tuesday, Wednesday, Thursday); must be able to work onsite on the first day of the assignment.

Location: Fort Worth, TX

Interview Process: Virtual and In‑Person

Posted By: Jay Aguiar

Responsibilities

• Design, develop, test, document, and maintain scalable software applications and automation solutions.
• Develop and maintain Python-based applications and RESTful APIs using FastAPI.
• Design and implement secure solutions involving secrets management and cloud security.
• Lead implementation of significant capabilities within existing systems.
• Develop automated tests and instrumentation to ensure application reliability, availability, latency, and performance targets.
• Conduct root cause analysis and identify opportunities for system and process improvements.
• Identify security vulnerabilities and potential attack surfaces and help implement appropriate mitigation strategies.
• Promote reusable components, frameworks, and engineering best practices.
• Break down complex technical requirements into maintainable implementations.
• Collaborate closely with engineering and technology teams.
• Mentor team members and help improve engineering practices and technical capabilities.

Daily time allocation: 50% Hands‑On Software Development & Automation, 25% Design, Testing & Troubleshooting, 15% Team Collaboration & Technical Planning, 10% Mentoring, Documentation & Engineering Best Practices.

Requirements

• 5–7 years of full Software Development Life Cycle (SDLC) experience designing, developing, testing, and implementing large‑scale applications.
• 5+ years of Python development experience.
• Strong proficiency with FastAPI.
• 5+ years of experience developing and supporting RESTful web services/APIs.
• Hands‑on experience with at least one of: HashiCorp Vault, AWS Secrets Management / AWS Secrets Manager, Azure Key Vault.
• Experience with both front‑end and back‑end development.
• Strong understanding of object‑oriented design and software engineering principles.
• Ability to write, test, and document technical solutions according to organizational standards.

Qualifications

• 5+ years of experience with React, TypeScript, and JavaScript.
• 3+ years of experience with Terraform and HashiCorp Vault.
• 3+ years of experience with Git and GitHub.
• Experience working with Windows and Linux operating systems,