Domain Architect- IAM / M365

The Domain Architect is accountable for defining and delivering architecture strategy, solution guidance, and technical oversight within a specific domain (Information Security, Infrastructure, Application, etc.). This role bridges enterprise architectural direction with domain-specific initiatives, ensuring designs are scalable, secure, and aligned with business priorities. The Domain Architect collaborates closely with solution architects, developers, and business stakeholders to ensure that architectural designs enable agility, performance, and long-term maintainability. The Domain Architect will specialize within IAM and requires expertise in Microsoft 365.

This role is located in Springfield, MO and will require on-site work on a regular basis.

Responsibilities and Duties :

• Define the domain-specific architecture roadmap in alignment with enterprise strategy and portfolio objectives.
• Establish standards, principles, and best practices that support operational efficiency, scalability, and interoperability.
• Collaborate with enterprise architects to ensure alignment of domain strategy to enterprise target state.
• Create architecture artifacts high-level design and low-level design such as system design documents, integration diagrams, and data flow models.
• Lead domain-specific solution architecture, including application, integration, infrastructure, and security components.
• Create high-quality architecture deliverables including blueprints, diagrams, and models.
• Partner with delivery teams to ensure implementation fidelity to architecture vision.
• Establish and drive adherence to domain governance frameworks.
• Participate in Architecture Review Board (ARB) and lead peer design reviews within the domain.
• Conduct security assessments and regulatory compliance evaluations in coordination with InfoSec.
• Define standards for API management, event-driven architecture, and real-time integrations within the domain.
• Utilize API gateways, message brokers, and event-driven architectures (Kafka, Pub / Sub) to support high-performance integrations.
• Support master data management, metadata management, and data governance requirements.
• Implement rate limiting, load balancing, caching, and asynchronous processing for optimized API performance
• Lead modernization of monolithic applications into cloud-native microservices with API-first design.
• Implement event-driven and asynchronous architectures to enhance performance and scalability.
• Provide hands-on coding guidance, code reviews, and debugging support, ensuring adherence to clean code principles and modern design patterns.
• Implement domain-specific performance monitoring and observability frameworks.
• Ensure security best practices are incorporated, including identity and access management (IAM), encryption, and compliance (PCI-DSS, SOC2).
• Ensure compliance with organizational standards and external regulatory requirements.
• Participate in domain specific IT portfolio rationalization, technology roadmaps, technical debt priorities.
• Support teams in adopting domain-aligned design patterns and reusable components.
• Influence engineering practices and architecture decisions through technical mentorship
• Engage with technology vendors and key stakeholders to evaluate, select, and integrate best-fit solutions for the enterprise.
• Negotiate vendor contracts to ensure alignment with business goals and cost-effectiveness.

Skills : Required :

Preferred :

Education : Master's Degree or Equivalent Level

Experience : Substantial work experience with comprehensive job-related experience to a fully competent level in applicable area of expertise. (6 to 10 years)

Managerial Experience : Experience supervising and directing team members and utilizing resources to achieve specific end results within limited timeframes (1 to 3 years)

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 :

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 : rar@oreillyauto.com or call (800) 471-7431 option , and provide your requested accommodation, and position details.