Senior Software Engineer

Company: Silfex, a Lam Research Company
Location: Springfield
Posted on: April 2, 2026

Job Description:

From smartphones to solar panels, innovative technology is needed to create the devices we use every day. Silfex’s silicon components help make that technology a reality. Silfex Inc., A Lam Research Company is the leading provider of precision silicon components used to make and operate semiconductor tools, which enable the trillion-dollar global electronics industry. Our company’s products are integral to the semiconductor equipment and optical markets. The outstanding team at Silfex makes that possible – through our people, we are advancing the world. The impact we have on the world is made possible by focusing on our people. So we recognize and celebrate our teams’ achievements. We strive to create an inclusive and diverse culture where everyone’s contribution and voice has value. We evaluate and evolve our offerings, so our people receive the support and empowerment to do meaningful things for their lives, careers, and communities. Our Perks and Benefits At Silfex, our people make amazing things possible. That’s why we invest in you throughout the phases of your life with a comprehensive set of outstanding benefits that start on your first day of employment. Discover more at Lam Benefits Job Descriptions: Essential Functions The Senior Software Engineer serves as a technical leader responsible for designing and delivering complex, scalable systems and integrations while ensuring security, reliability, and performance across the enterprise. This role drives architectural decisions, establishes coding and testing standards, and implements advanced CI/CD and deployment strategies. The engineer champions observability, resilience, and privacy-by-design principles, while influencing API and event-driven integration patterns. They mentor peers, promote best practices, and foster a culture of technical excellence through documentation, knowledge sharing, and continuous improvement. Acting as a trusted advisor, the Senior Engineer shapes technical direction and ensures solutions align with business objectives and compliance requirements. Essential Duties and Responsibilities Lead System Architecture & Design – Own end-to-end design for complex systems; define reference architectures; influence target architecture vision. Drive Technical Standards & Best Practices – Establish coding, testing, and design norms; enforce quality through automation and governance. Deliver Critical Solutions – Implement complex features and reusable libraries; optimize for scalability, maintainability, and performance. Champion Testing & Reliability – Define test strategies; build shared tooling; enforce CI/CD gates; promote reliability culture with SLIs/SLOs. Advance CI/CD & Deployment Strategies – Standardize pipelines; implement risk-based releases; improve DORA metrics and deployment resilience. Embed Security & Privacy by Design – Integrate advanced security tooling; enforce secure defaults; ensure compliance with privacy regulations. Architect Integrations & APIs – Design cohesive APIs and event-driven systems; standardize schemas; influence enterprise integration strategy. Optimize Performance & Scalability – Diagnose systemic bottlenecks; design for horizontal scale; implement performance gates and shared tooling. Mentor & Influence Across Teams – Provide technical leadership without authority; guide adoption of best practices; foster knowledge sharing. Institutionalize Documentation & Knowledge Systems – Enforce docs-as-code standards; create templates and taxonomies; promote documentation culture. Culture Display a positive attitude and align work habits to the Mission and Core Values of Silfex. Collaborative Mindset – Foster open communication, knowledge sharing, and cross-functional teamwork to achieve common goals. Continuous Improvement – Embrace learning, experimentation, and feedback to drive innovation and refine processes. Ownership & Accountability – Take responsibility for outcomes, proactively solve problems, and deliver with integrity. Customer-Centric Approach – Prioritize delivering value and quality solutions that meet user and business needs. Work in a manner that utilizes safe work practices by modeling and following all company safety policies, reporting any incidents or unsafe conditions immediately to Silfex management. Qualifications Education & Experience 12 years of experience with a Bachelor’s degree (or 8 years with a Master’s) in Computer Science, Software Engineering, or a related field Proven expertise in large-scale system design and integration; strong proficiency in modern programming languages and frameworks. Technical Expertise Deep proficiency in one or more programming languages. C#, Python, and modern frameworks. Strong understanding of distributed systems, microservices, and event-driven architectures using Docker, Azure Kubernetes, Azure Container Registry, and ACR Tasks. Hands-on experience with MVC.Net application development with dotnet, JavaScript and SignalR. Hands-on experience with API design, RBAC using C# and dotnet. Hands-on experience in WinForms and Windows control development is a plus. Advanced knowledge of CI/CD pipelines using Azure DevOps Expertise in Azure Application Insight, Azure Function Apps, Durable Function, Azure Service Bus, Azure Storage is required. Architecture & Design Proven ability to define reference architectures and influence technical standards across teams. Experience with data modeling, schema evolution, and zero-downtime migrations. Leadership & Influence Demonstrated ability to mentor engineers and lead technical initiatives without formal authority. Skilled at driving adoption of best practices and fostering a culture of quality and reliability. Soft Skills Excellent communication skills for translating complex technical concepts to non-technical stakeholders. Strong problem-solving and decision-making abilities with a focus on trade-off analysis. Preferred Experience with Azure and cost optimization strategies. Familiarity with advanced testing strategies for Unit Testing. Contributions to open-source projects or thought leadership in the engineering community. Our Commitment We believe it is important for every person to feel valued, included, and empowered to achieve their full potential. By bringing unique individuals and viewpoints together, we achieve extraordinary results. Silfex Inc., A Lam Research Company ("Silfex" or the "Company"), is an equal opportunity employer. Silfex is committed to and reaffirms support of equal opportunity in employment and non-discrimination in employment policies, practices and procedures on the basis of race, religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic information, marital status, sex (including pregnancy, childbirth and related medical conditions), gender, gender identity, gender expression, age, sexual orientation, or military and veteran status or any other category protected by applicable federal, state, or local laws. It is the Company's intention to comply with all applicable laws and regulations. Company policy prohibits unlawful discrimination against applicants or employees.

Keywords: Silfex, a Lam Research Company, Fairfield , Senior Software Engineer, IT / Software / Systems , Springfield, Ohio