Middleware Engineer

Location: Sirius - San Antonio - TX

The Middleware Engineer provides end-to-end administration, infrastructure design, and production support for middleware technologies supporting critical banking platforms. The role supports WebSphere, JBoss, Tomcat, Apache, IBM HTTP Server, and WebSphere eXtreme Scale (WXS), with a focus on production stability, performance, software currency, and high availability. Working closely with application and testing teams, this position delivers enterprise projects and regulatory and legislative initiatives, supports Java-based applications, and provides J2EE architecture guidance. All solutions must align with applicable policies, baselines, standards, and business requirements.

What You Will Do

• Provide end-to-end middleware administration for critical banking platforms, including WebSphere, JBoss, Tomcat, Apache, IBM HTTP Server, and WebSphere eXtreme Scale (WXS) caching technologies.
• Deliver middleware components of enterprise projects and regulatory and legislative initiatives in alignment with business and technical requirements.
• Maintain production stability through ongoing middleware support, troubleshooting, and resolution of platform issues.
• Keep middleware platforms current with software patches and version updates to help manage customer risk and maintain platform reliability.
• Install, configure, administer, and tune middleware servers, including performance optimization and production support.
• Partner daily with application and testing teams to provide middleware and Java support and address application-platform issues.
• Create, maintain, and support application deployment templates to enable consistent middleware deployments.
• Serve as a J2EE architect and recommend application development best practices that align with middleware platform requirements.
• Design middleware infrastructure and platform topologies to support high availability and failover capabilities.
• Ensure all middleware solutions meet applicable policies, baselines, standards, and business requirements.

What We Expect of You

Hands-on middleware administration experience supporting enterprise application environments, with experience relevant to WebSphere, JBoss, Tomcat, Apache, IBM HTTP Server, and WXS.

Ability to install, configure, patch, upgrade, and performance-tune middleware servers and support production platforms.

Working knowledge of Java and J2EE application architectures, deployment practices, and application-platform troubleshooting.

Ability to design middleware infrastructure and topologies for high availability and failover.

Experience creating and maintaining application deployment templates.

Ability to translate business requirements and applicable policies, baselines, and standards into middleware solutions.

Strong troubleshooting, communication, and collaboration skills, with the ability to work effectively with application and testing teams.

Ability to balance ongoing production support with enterprise project delivery and regulatory and legislative initiatives.

Experience supporting critical banking platforms or similarly regulated enterprise environments, is a plus.

Experience delivering middleware work for regulatory or legislative initiatives, is a plus.

Experience providing J2EE architecture guidance and application development best-practice recommendations, is a plus.

Pay range: $130,000 - $160,000 depending on experience and skill set

Benefits overview: https://cdw.benefit-info.com/

Salary ranges may be subject to geographic differentials

CDW is committed to being an AI-fluent organization

We’re looking for people who bring curiosity, a learner’s mindset, and a willingness to engage with ever-evolving technology and tools. We value adopting AI as a partner, openness to experimentation, and a shared interest in learning together on AI. Our goal is to create a culture where AI enhances—not replaces—human creativity and decision-making. You don’t need to be an expert today; what matters is your readiness to explore, adapt, and grow with us as we integrate AI responsibly and effectively into our work.

Additionally, CDW is committed to fostering an equitable, transparent, and respectful hiring process for all applicants. During our application process, our goal is to understand your experience, strengths, skills, and qualifications. As an AI forward company, we see AI not just as a tool, but as a catalyst for new ways of thinking, creating, and communicating. We encourage candidates to embrace an AI mindset, one that’s curious, adaptive, and ready to explore what’s possible. We welcome thoughtful use of AI to expand your perspective and elevate how you share your story, while ensuring your application remains rooted in your own background, judgment, and voice.

About Us

CDW is a Fortune 500 technology solutions provider that helps businesses, government, education, and healthcare organizations achieve what’s possible through technology. What makes CDW different isn’t just what we do—it’s how we do it. At CDW we act as one—building trust, speaking candidly, and working together to achieve more. We play to win—focusing on what matters most and delivering for our customers. And we think forward—staying curious, moving fast, and continuously learning.

We believe meaningful work happens when people feel supported, heard, and empowered to contribute. That’s why we think of ourselves as coworkers, not just employees—working together to solve complex challenges and deliver real impact for our customers and communities.

As a full‑stack, full‑lifecycle technology partner, CDW brings deep expertise, strong relationships, and broad industry knowledge to help turn ideas into outcomes. When you join CDW, you become part of a collaborative environment where your work matters, your growth is supported, and your contributions help shape what’s next.

Together, we deliver the full promise of what technology can do. Together, we Make Amazing Happen.

CDW is an equal opportunity employer. All qualified applicants will receive consideration for employment without regards to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status or any other basis prohibited by state and local law.