Software Developer Ai Trainer Jobs in Bothell, WA

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Date: Jul 23, 2026

Company: PACCAR

This position is responsible for the development, enhancement, and support of PACCAR's critical Mainframe applications that enable key Materials and Finance business processes. Leveraging technologies such as COBOL, IMS, DB2, CICS, and JCL, the role focuses on delivering reliable, high-quality solutions, maintaining existing systems, resolving production issues, and implementing new capabilities that support PACCAR's manufacturing, supply chain, and financial operations across North America

Whether you want to design the transportation technology of tomorrow, support the staff functions of a dynamic, international leader, or build our excellent products and services, you can develop the career you desire with PACCAR.

As a Senior Software Developer, you will join PACCAR’s talented Mainframe team, supporting the mission-critical Materials and Finance systems that power the manufacturing, supply chain, and financial operations behind the production of medium and heavy-duty trucks across North America. You will collaborate with business and technology teams to design, develop, and enhance innovative solutions, leverage modern AI-enabled tools to improve productivity and software delivery, and help ensure the reliability and performance of applications that are essential to PACCAR’s continued success.

• Partner with business customers and stakeholders to understand requirements and recommend effective technical solutions.
• Design, develop, test, implement, and support mainframe applications and system enhancements.
• Troubleshoot and resolve production issues while ensuring system reliability and performance.
• Provide application and system administration support for critical business systems.
• Collaborate with cross-functional teams in an Agile environment to deliver business value.
• Participate in code reviews, technical analysis, and continuous improvement initiatives.
• Support production deployments and participate in an on-call rotation, including occasional evenings and weekends as needed.
• Utilize AI-enabled tools to improve development efficiency, quality, and operational support processes.

• 5+ years of software engineering experience, including application development, scripting, workflow design, and data mapping.
• 5+ years of mainframe experience with COBOL, IMS DB, DB2, CICS and JCL
• Strong analytical, problem-solving, organizational, and interpersonal skills.
• Excellent verbal and written communication skills.
• Ability to work independently and collaboratively in a team environment.
• Proficiency with Microsoft Office tools, databases, and spreadsheets.

Bachelor's Degree in Information Systems, Computer Science or related field desired.

As a U.S. PACCAR employee, you have a full range of benefit options including:

• Competitive salary and 401k with up to a 5% company match
• Fully funded pension plan that provides monthly benefits after retirement
• Comprehensive paid time off – Minimum of 10 paid vacation days, 12 paid holidays, and sick leave
• Tuition reimbursement for continued education
• Medical, dental, and vision plans for you and your family
• Flexible spending accounts (FSA) and health savings account (HSA)
• Paid short-and long-term disability program
• Life and accidental death and dismemberment insurance
• EAP services including wellness plans, estate planning, financial counseling and more
• Global Fortune 500 company with a wide array of growth and development opportunities
• Work alongside experienced goal-oriented colleagues recognized as experts in their field

PACCAR is an Equal Opportunity Employer/Protected Veteran/Disability. At PACCAR, we value talent and promote growth and development. We carefully consider numerous compensation factors, including your education, training, or experience. The salary range for "Senior Software Developer - Mainframe" is $90,400 - $141,800 annually. Additionally, this role is eligible for a full range of benefit options listed above. This position is also eligible for a holiday gift.

Nearest Major Market: Seattle
Nearest Secondary Market: Bellevue
Job Segment: Developer, Test Engineer, Testing, Supply Chain, Software Engineer, Technology, Engineering, Operations