Project Developer (Design)

CACI International Inc; Alton (IL); On-site; USD 75,000 - 158,000; Full time

Job summary

CACI International Inc. is seeking a Mendix Developer to support the Joint Transportation Management System program. You will design, develop, and deploy enterprise applications using Mendix to modernize transportation and logistics workflows for defense operations.

You will collaborate with stakeholders, architects, and developers to build scalable, secure solutions, implement REST/SOAP integrations, and mentor junior staff while adhering to government security standards.

Qualifications

• Active Secret Clearance required and US citizenship.
• Bachelor’s degree in a related field.
• 3+ years of software development with at least 2 years Mendix experience.
• Proficiency with Mendix Studio Pro, domain modeling, microflows, and page design.
• Experience with REST and SOAP web services integration.
• Proficient SQL skills and relational data modeling; familiarity with Agile/Scrum.

Responsibilities

• Design, develop, test, and deploy Mendix applications for JTMS.
• Create domain models, microflows, nanoflows, and page layouts.
• Develop RESTful and SOAP services for system integration.
• Build responsive, accessible user interfaces and integrate with external systems.
• Mentor junior team members and participate in Agile ceremonies.
• Ensure security best practices and government compliance; document technical work.

Skills

Domain Modeling

Microflows and Nanoflows

REST/SOAP APIs

SQL and Database Management

JavaScript/Java

Agile SAFe Methodologies

Team collaboration

Education

Bachelor’s degree in computer science, Information Technology, Software Engineering, or related field

Tools

Mendix Studio Pro

Git

SVN

Job description

Job Title: Mendix Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * *

The Opportunity:

We are seeking a skilled Mendix Developer to support the Joint Transportation Management System (JTMS) program. The ideal candidate will leverage the Mendix low-code platform to design, develop, and deploy enterprise applications that support transportation and logistics operations. This position offers an opportunity to work on mission-critical defense applications while utilizing cutting-edge low-code development technologies.

The JTMS Mendix Developer will be responsible for building and maintaining applications using the Mendix low-code platform to support transportation management and logistics workflows. This role involves collaborating with business stakeholders, system architects, and other developers to deliver scalable, secure, and user-friendly applications that meet operational requirements and enhance mission effectiveness.

Responsibilities:

• Design, develop, test, and deploy applications using the Mendix low-code platform
• Create and maintain domain models, microflows, nanoflows, and page layouts in Mendix Studio Pro
• Develop RESTful and SOAP web services for system integration
• Build responsive user interfaces that meet accessibility and usability standards
• Integrate Mendix applications with external systems, databases, and APIs
• Implement custom widgets and modules using JavaScript, Java, or React when needed
• Perform code reviews and ensure adherence to Mendix best practices and coding standards
• Collaborate with business analysts and stakeholders to gather and refine requirements
• Create and maintain technical documentation for applications and integrations
• Troubleshoot and resolve application defects and performance issues
• Participating in Agile ceremonies including sprint planning, daily stand-ups, and retrospectives
• Optimize application performance and ensure scalability
• Implement security best practices and ensure compliance with government standards
• Support application deployments across development, test, and production environments
• Provide technical guidance and mentorship to junior team members
• Stay current with Mendix platform updates and new features

Qualifications:

Technical Skills:

• Mendix Studio Pro
• Domain Modeling
• Microflows and Nanoflows
• REST/SOAP APIs
• SQL and Database Management
• JavaScript/Java (for custom development)
• Version Control (Git/SVN)
• Agile SAFe Methodologies

Required:

• Active Secret Clearance
• Must be a US Citizen
• Bachelor’s degree in computer science, Information Technology, Software Engineering, or related field
• 3+ years of software development experience with at least 2 years of Mendix development
• Strong proficiency with Mendix Studio Pro and Mendix platform architecture
• Experience with domain modeling, microflows, and page design in Mendix
• Knowledge of REST and SOAP web services integration
• Understanding of relational databases and data modeling concepts
• Proficiency in SQL for data queries and manipulation
• Familiarity with Agile/Scrum development methodologies
• Strong problem-solving and analytical skillsExcellent communication and collaboration abilities
• Experience with version control systems (SVN, Git)
• Team player skills to collaborate with other teams
• Build out wireframes from requirements

Desired:

• Mendix Rapid Developer or Advanced Developer certification
• Experience with JavaScript, Java, HTML5, CSS3, and React
• Knowledge of Mendix mobile app development
• Experience with CI/CD pipelines and DevOps practices
• Familiarity with cloud platforms (AWS, Azure, or Mendix Cloud)
• Understanding of microservices architecture
• Experience with transportation or logistics systems
• Knowledge of DoD security requirements and compliance standards
• Experience integrating with government systems and databases
• Background in enterprise application development
• Familiarity with JIRA, Confluence, or similar project management tools
• Experience with SAP S/4 HANA

What You Can Expect:

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

Pay Range

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

Since this position can be worked in more than one location, the range shown is the national average for the position.

$75,200-$158,100

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.