Angular / ArcGIS Full Stack Developer - PennDOT Crash System (Remote)

Angular / ArcGIS Full Stack Developer - PennDOT Crash System (Remote) Remote (Occasional On-Site - Harrisburg, PA) Pennsylvania Department of Transportation (PennDOT) Full-Time Contract | 40 hours/week Salary Range: W2: $100,000 or 1099: $57.69 (based on experience) Mission Impact This role supports the Pennsylvania Department of Transportation (PennDOT) in developing the Pennsylvania Unified Crash System, a critical platform used to collect, analyze, and visualize crash data across the state. The system helps improve road safety, transportation planning, and public safety decision-making. Position Overview PennDOT's Bureau of Solutions Management is seeking a mid-level Full Stack Developer to support the design and development of the PA Unified Crash System. This role will work closely with the Technical Lead and Application Architect to design, develop, test, and document application features. The ideal candidate will have experience building Angular front-end applications, Java/Spring Boot APIs, GIS integrations using Esri ArcGIS technologies, and enterprise reporting with Power BI. This position offers the opportunity to work on a statewide transportation platform that integrates GIS data, crash reporting, and analytics tools to improve road safety outcomes. About the Project The Pennsylvania Unified Crash System is a statewide platform designed to modernize how crash data is collected, analyzed, and shared across agencies. The system integrates GIS mapping, data analytics, and reporting capabilities to support safer roadways and improved transportation planning. Technology Stack Angular (14+), Java, Spring Boot, REST APIs, ArcGIS / Esri GIS Platforms, Power BI, PostgreSQL / PostGIS, Bootstrap / Material UI, Git / Azure Repos

Key Responsibilities

Application Development

• Design, develop, and maintain web application features using Angular, Java, and Spring Boot.
• Build and integrate RESTful APIs supporting application services and data exchange.
• Collaborate with the Technical Lead and Application Architect to implement system enhancements and new functionality.
• Write clean, well-documented, and maintainable code following modern development standards.

GIS Integration

• Integrate application features with Esri ArcGIS Maps API / SDK for JavaScript.
• Support development of geocoding and geoprocessing services.
• Work with ArcGIS Enterprise Server and ArcGIS Online (AGOL).
• Implement GIS functionality using ArcPro, ArcObjects, GeoEvent Processor, Velocity, Experience Builder, Survey123, and Field Maps.

Data & Reporting

• Build and integrate Power BI dashboards and enterprise reporting solutions.
• Work with PostGIS-based spatial databases and PostgreSQL data environments.
• Support data visualization and reporting layers used for transportation and crash analytics.

Testing & Quality Assurance

• Develop unit and integration tests using tools such as Jasmine, Karma, and JUnit.
• Participate in code reviews and quality assurance processes.
• Ensure application reliability, scalability, and performance.

Accessibility & Compliance

• Develop applications that comply with digital accessibility standards, including:
• Section 508
• ADA compliance
• WCAG 2.1 AA guidelines
• Implement WAI-ARIA accessibility best practices in web applications.
• Support mobile-first and responsive development standards.

Required Qualifications

• 8+ years of professional software development experience
• Strong experience with Angular (preferably Angular 14 or higher)
• Experience developing RESTful APIs and backend services
• Experience integrating GIS technologies using Esri ArcGIS Maps API / SDK
• Experience with Power BI dashboards and enterprise reporting
• Experience working with PostgreSQL or other database systems
• Experience with Git or Azure Repos for source control
• Knowledge of responsive and mobile-first development
• Understanding of design patterns and SOLID principles
• Experience implementing digital accessibility standards (WCAG 2.1, Section 508, ADA)

Preferred Qualifications

Candidates with the following experience will be strongly preferred:

• Experience incorporating accessibility testing into development workflows
• Experience building applications where accessibility compliance is part of the "definition of done"
• Experience with ArcGIS Enterprise Server and ArcGIS Online administration
• Experience with ArcSDE and multi-user versioning
• Knowledge of linear referencing systems and Esri Roads & Highways
• Experience working with Oracle Spatial or Oracle Locator
• Experience with ArcGIS WebEOC integration plugins

Tools & Development Environment

• Angular / TypeScript
• Java / Spring Boot
• ArcGIS Online (AGOL)
• ArcGIS Enterprise Server
• VS Code or Eclipse
• Git / Azure Repos
• PostgreSQL / PostGIS
• Power BI

Work Location & Schedule

• Work Hours: Monday - Friday, 8:00 AM - 5:00 PM
• Lunch: 12:00 PM - 1:00 PM
• Maximum: 40 hours per week
• State holidays observed

Work Arrangement

• Majority remote work
• In-person interview required at:

PennDOT 400 North Street 5th Floor Harrisburg, PA Selected candidates will also need to report in person to pick up equipment and may occasionally attend on-site meetings or training. Security & Compliance Requirements

• Selected candidates must complete a Pennsylvania PATCH background check prior to engagement.
• Background check and work authorization costs are covered by the vendor.
• On-site work areas are secured floors requiring badge access.

If a badge is required for regular onsite access:

• $20 badge fee paid by the contractor

Equal Opportunity Employer All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, veteran status, or other protected characteristics under federal, state, or local law. Benefits & Career Growth At Fathom Management, Inc., we provide a competitive benefits package designed to support employee well-being, financial stability, and professional development. Employee Benefits Include

• Paid vacation, sick leave, and company holidays
• Medical, dental, and vision insurance
• Life insurance coverage
• Short-term and long-term disability insurance
• 401(k) retirement plan with company match and immediate vesting
• Military leave benefits
• Training and professional development opportunities
• Tuition reimbursement
• Employee wellness initiatives
• Commuter benefits
• Additional voluntary benefits

Equal Employment Opportunity (EEO) Statement Fathom Management, Inc. is an Equal Opportunity Employer committed to fostering a diverse and inclusive workplace. All employment decisions-including recruitment, hiring, training, promotion, compensation, benefits, and termination-are made without regard to race, color, religion, creed, national origin, sex, age, marital status, sexual orientation, gender identity, citizenship status, veteran status, disability, or any other characteristic protected by applicable federal, state, or local law. Apply tot his job Apply To this Job