Senior Appian Lead Developer

Diné Development Corporation•Quantico, VA

1d•$135,000 - $150,000

About The Position

The Senior Appian Lead Developer leads the planning, design, development, and sustainment of mission-critical Appian applications across classified and unclassified domains. The role directs Appian development, builds process models, SAIL interfaces, records, reports, and integrations, and reviews data models, integrations, security constraints, permissions, and release readiness before deployment. The position serves as a technical interface for stakeholders, guides other Appian developers, and ensures releases meet defined requirements with no critical defects at user acceptance testing while complying with DAF security standards in DoD IL5/IL6 environments. The role requires at least five years of experience planning, developing, and delivering Appian interfaces, processes, data models, and records; a high school diploma or GED; and an active Top Secret security clearance that must be maintained. No certification is required. Appian Certified Lead Developer, Senior Developer, or Associate Developer certifications are preferred.

Requirements

At least 5 years of experience planning, developing, and delivering Appian interfaces, processes, data models, and records.
High school diploma or GED equivalent.
Must possess and maintain an active Top Secret (TS) security clearance.
Advanced knowledge of Appian process flow design, including Smart Services, gateways, sub-processes, and exception handling.
Ability to design intuitive, responsive SAIL interfaces.
Proficiency with Appian Records (Data Fabric), entity relationships, and dashboards.
Ability to design relational database schemas using SQL, MariaDB, or Oracle and map them to CDTs.
Strong understanding of JSON and Connected Systems via Web APIs.
Familiarity with the limitations and governance of developing in DoD IL5/IL6 environments.
Knowledge of DAF security and compliance standards, including CUI/PII handling and row-level security.

Nice To Haves

Appian Certified Lead Developer certification.
Appian Certified Senior Developer certification.
Appian Certified Associate Developer certification.

Responsibilities

Lead Appian solution planning and design, translating stakeholder requirements into application architecture, data models, and delivery plans.
Design and build process models using Smart Services, XOR/AND/OR gateways, sub-processes, and exception handling such as timer events and error flows.
Develop responsive SAIL interfaces for desktop and mobile users.
Configure Appian Records (Data Fabric), define relationships between data entities, and build grid- and chart-based reports and command-level dashboards.
Design and manage relational database schemas in SQL, MariaDB, or Oracle and map them to Appian Custom Data Types (CDTs).
Configure Connected Systems and Integration Objects using Web APIs, and parse JSON outputs.
Implement row-level security and handle CUI and PII in accordance with DAF security and compliance standards.
Review data models, integrations, security constraints, permissions, and code quality, and determine release readiness for Appian changes.
Plan and lead testing and user acceptance testing to ensure deliverables meet defined requirements with no critical defects.
Manage deployments across DoD IL5/IL6 environments using approved change control and maintain technical documentation.
Mentor and guide Appian developers, establish development standards and reusable patterns, and serve as the technical interface for stakeholder support and troubleshooting.