Senior Systems Engineer

O'Reilly Auto Parts; Springfield (MO); On-site; USD 100,000 - 140,000; Full time

Benefits offered by this job

Competitive wages

401k with employer contributions

Health, dental, vision insurance

Tuition assistance

Career growth opportunities

Job summary

O’Reilly Auto Parts is seeking a Senior System Engineer to design, implement, and support enterprise infrastructure with a primary focus on the IBM i platform. You will partner with IT and business teams to evaluate requirements, develop scalable solutions, and ensure peak system performance.

The role acts as a technical SME, resolves complex issues, and drives modernization and security across enterprise environments. Strong collaboration, documentation, and continuous improvement are essential.

Qualifications

• IBM i platform experience required.
• Ability to gather and document technical requirements.
• Design, implement, and document infrastructure solutions.
• Develop tests to validate infrastructure before deployment.
• Implement security controls and ensure compliance.
• Coordinate with vendors for issue resolution and maintenance.
• Provide guidance and knowledge sharing to the team.

Responsibilities

• Design and support enterprise infrastructure with a focus on IBM i.
• Analyze requirements and translate into scalable infrastructure plans.
• Evaluate current environments and propose future-state architectures.
• Monitor systems and identify risks, capacity needs, and optimization opportunities.
• Troubleshoot complex issues and serve as escalation point.
• Coordinate with vendors for issue resolution and maintenance.
• Provide technical training and guidance to peers and users.
• Participate in on-call support for critical incidents.
• Evaluate new technologies to improve capabilities.

Skills

IBM i expertise

Infrastructure design

Troubleshooting

Requirements analysis

Testing & validation

Documentation

On-call support

Education

Bachelor's degree in IT/CS or related field

Job description

The Senior System Engineer designs, implements, and supports enterprise infrastructure solutions with a primary focus on the IBM i platform. This role partners with business and IT teams to evaluate technical requirements, develop scalable and secure infrastructure solutions, and ensures the performance of enterprise systems. They serve as a technical subject matter expert, resolves complex infrastructure issues, and drives continuous improvement through proactive planning and modernization.

Essential Job Functions

• Design, implement, maintain, and support enterprise infrastructure solutions with a primary focus on the IBM i platform.
• Gather, analyze, and document business and technical requirements to develop infrastructure solutions that align with organizational needs.
• Evaluate current-state environments and recommend future-state architecture with implementation plans that improve overall system operations.
• Monitor enterprise infrastructure and analyze system performance to proactively identify risks, capacity needs, and opportunities for improvement.
• Troubleshoot and resolve complex infrastructure, operating system, hardware, software, and application issues while serving as a technical escalation point.
• Configure and support enterprise operating environments, software installations, system updates, and infrastructure components following established standards.
• Design, execute, and document infrastructure testing and validation to ensure solutions meet technical and business requirements.
• Implement and maintain infrastructure security controls while supporting compliance with organizational standards and best practices.
• Coordinate with vendors and third-party providers to resolve technical issues and support infrastructure maintenance activities.
• Provide technical guidance, training, and knowledge sharing to users and team members.
• Participate in on-call support and respond to critical infrastructure incidents as required.
• Evaluate emerging technologies and recommend solutions that improve infrastructure capabilities, operational efficiency, and service delivery.

Skills/Education/Experience

REQUIRED

• Bachelor's degree in Information Technology, Computer Science, or a related field.
• Strong experience managing and troubleshooting infrastructure on IBM i platform.
• Ability to diagnose and resolve technical problems using prescribed solution options.
• Experience reviewing requirements, evaluating recommendations, and developing appropriate technical plans.
• Ability to design, execute, and document systems/service tests.
• Conducts gap analyses and contributes to change strategies and implementation planning.
• Understands business context and documents current and future states of technical and process architectures.
• Analyzes trends and compiles data to support decision-making.

DESIRED

• Experience supporting large-scale enterprise infrastructure environments.
• Professional certifications related to IBM i, cloud platforms, systems administration, cybersecurity, or infrastructure technologies.
• Experience mentoring junior engineers or providing technical leadership.

O’Reilly Auto Parts has a proven track record of growth and stability. O’Reilly is full of successful career stories and believes in a strong promote-from-within philosophy, encouraging you to grow your career along with the organization.

Total Compensation Package

• Competitive Wages & Paid Time Off
• Stock Purchase Plan & 401k with Employer Contributions Starting Day One
• Medical, Dental, & Vision Insurance with Optional Flexible Spending Account (FSA)
• Team Member Health/Wellbeing Programs
• Tuition Educational Assistance Programs
• Opportunities for Career Growth

O’Reilly Auto Parts is an equal opportunity employer. The Company does not discriminate on the basis of race, religion, color, national origin or ancestry (including immigration status or citizenship), sex, sexual orientation, gender identity, pregnancy (including childbirth, lactation, and related medical conditions,) age (40 and over), veteran status, uniformed service member status, physical or mental disability, genetic information (including testing or characteristics) or another protected status as defined by local, state, or federal law, as applicable.

Qualified individuals with a disability may be entitled to reasonable accommodation under the Americans with Disabilities Act. If you require a reasonable accommodation during the application or employment process, please send an email to: [e-mail] or call [phone] option , and provide your requested accommodation, and position details.