Demo

Lead Middleware Engineer

Catapult Solutions Group
Washington, DC Full Time
POSTED ON 1/3/2026
AVAILABLE BEFORE 3/2/2026

Job Details

Lead Middleware Engineer
Washington, DC - Fully On-Site (Federal Facility)
Full-Time Contract Position (6 months with possibility of extension and conversion to FTE)
Public Trust required

About Our Client
Our client is a leading technology services company supporting critical federal transportation infrastructure and operations. They specialize in enterprise middleware solutions, web application hosting, and cloud integration for government agencies. Operating within secure federal facilities, they maintain mission-critical application infrastructure supporting federal transportation operations. The company provides middleware engineers opportunities to work with diverse technologies including Cold Fusion, Docker, AWS, Azure, Oracle, and Red Hat in a fast-paced ITSM environment while supporting important federal transportation missions.

Job Description
We're seeking a Lead Middleware Engineer to provide infrastructure support for federal web application solutions. This senior-level role focuses on supporting middleware infrastructure, troubleshooting incidents, managing risk, and optimizing performance across diverse platforms including Apache Tomcat, WebLogic, Oracle SOA, IIS, and JBOSS. You'll work full-time on-site at a federal facility in Washington, DC with later shift coverage ending between 5-7 PM daily.

Duties and Responsibilities
• Support existing middleware infrastructure, troubleshoot incidents and outages, and manage risk across enterprise environments
• Serve as escalation point for complex middleware issues, providing guidance for resolution of production and application problems
• Collaborate with application teams to troubleshoot and resolve application outage issues
• Serve as subject matter expert proposing architectural improvements and streamlining middleware processes
• Monitor OEM middleware patching and upgrade recommendations, implementing updates per lifecycle protocols
• Execute maintenance processes including load balancing, performance tuning, and configuration management
• Execute system-level changes including initialization parameters associated with underlying infrastructure
• Maintain consistent middleware parameters and system settings across all production instances
• Implement and administer middleware management tools across multiple instances
• Provide hosting operations and engineering support for web middleware application components
• Integrate middleware with Microsoft IIS, Apache Tomcat, Apache HTTPS web servers
• Manage database-middleware integration with Oracle and SQL databases
• Support cloud integration with AWS and Azure platforms
• Perform root cause analysis, risk identification, and risk mitigation for incidents
• Lead research, analysis, and develop recommendations for middleware tech refresh initiatives
• Maintain environmental documentation, standard operating procedures, and engineering documentation
• Provide training and knowledge transfer as required
• Participate in 24x7 on-call rotation every 2-3 months


Required Experience/Skills
• Minimum 8 years providing middleware engineering support including architectural design, proof of concept development, and documentation
• Expertise with Apache Tomcat, WebLogic, Oracle Application Server, Oracle SOA Suite
• Experience with PHP, Python, IBM InfoSphere, Node.js, Microsoft .NET Framework, Microsoft IIS, RedHat JBOSS
• Strong web server-middleware integration expertise (Microsoft IIS, Apache Tomcat, Apache HTTPS)
• Database-middleware integration experience with Oracle and SQL databases
• Cloud integration expertise with AWS and Azure platforms
• Understanding of server administration elements related to middleware applications
• Strong experience leading tech refresh research, analysis, and developing recommendations
• Experience implementing and managing middleware management tools across multiple instances
• Proven root cause analysis, risk identification, and risk mitigation capabilities
• Strong interpersonal and collaboration skills
• Demonstrated experience in fast-paced ITSM support environments
• U.S. citizenship required
• Must possess or obtain Public Trust clearance before start date
• Availability for later shift coverage (ending 5-7 PM daily)
• Willingness to participate in 24x7 on-call rotation every 2-3 months

Nice-to-Haves
• Understanding of STIG settings and server administration for middleware applications
• Knowledge of networking concepts (TCP/IP, port mapping, routing, DNS masking)
• Experience with Oracle and SQL databases in physical and cloud environments
• Ability to configure middleware settings per Federal Guidelines including DISA STIGs
• Windows Server 2016/2019/2022 operating system experience
• VMware vSphere and Hyper-V virtualization experience
• Cold Fusion platform experience
• Docker containerization experience
• Experience with Google Cloud Platform

Education
Bachelor's degree in Computer Science, Information Technology, Engineering, or related field with 8 years of relevant middleware engineering experience. Additional experience may be considered in lieu of degree.

Pay & Benefits Summary
• Competitive hourly rate $50-58/hr based on experience
• 6-month contract with strong possibility of extension and conversion to permanent FTE
• Comprehensive health, dental, and vision insurance
• 401(k) with company matching

Lead middleware infrastructure for critical federal transportation systems! Work with diverse technologies while providing senior-level engineering support for federal operations.
Apply today to join our infrastructure engineering team!

Keywords: Lead Middleware Engineer | Middleware | Apache Tomcat | WebLogic | Oracle SOA | JBOSS | IIS | AWS | Azure | Federal Government | Washington DC | Public Trust | Infrastructure Engineering
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Salary : $50 - $58

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