SAP UI5 Developer - Remote - Main Sail, LLC

*** United States Citizenship (no dual citizenship) required per government contract. An Active DoD eligibility with favorable determination is required per government contract. Main Sail is seeking a highly skilled and security-conscious SAP UI5 Developer to support mission-critical Army systems. The role involves developing and maintaining SAP Fiori/UI5 applications within a secure, structured, and high-compliance defense environment. The ideal candidate will combine strong technical expertise with an understanding of military operational needs, working closely with functional teams, system integrators, and Army stakeholders. Key Responsibilities:

• Develop and maintain responsive SAP Fiori/UI5 applications in accordance with Army requirements and DoD security standards.
• Customize standard SAP applications and create new custom apps using SAP UI5 framework.
• Integrate frontend applications with SAP ECC/S/4HANA backend using OData and RESTful services.
• Ensure compliance with Army and DoD cybersecurity protocols during design and development.
• Work with Army IT and functional teams to gather requirements, provide technical solutions, and support lifecycle management.
• Participate in deployment activities, testing, validation, and user acceptance processes.
• Ensure high availability, reliability, and performance of UI5 applications within secure networks.
• Produce detailed documentation, technical specifications, and security-related compliance reports as needed.

Required Skills & Qualifications

• U.S. Citizenship (required for DoD/Army clearance eligibility).
• Active Security Clearance (Secret or above preferred) or ability to obtain one.
• Proven experience with SAP UI5, Fiori, JavaScript, HTML5, and CSS3.
• Proficient in OData service integration, SAP Gateway, and Fiori Elements.
• Experience in developing SAP UI applications within controlled, secure environments.
• Familiarity with SAP ECC or S/4HANA systems used in defense or government sectors.
• Ability to work in a structured, documentation-driven environment.

Preferred Qualifications

• Experience working on Army ERP or logistics systems (e.g., GCSS-Army, LMP, GFEBS).
• Understanding of Army IT frameworks, including RMF (Risk Management Framework).
• Familiarity with ABAP debugging and backend development.
• SAP Fiori Certification or equivalent credentials.

Soft Skills & Attributes

• Strong attention to detail and commitment to data integrity and security.
• Effective communication with both technical and non-technical stakeholders.
• Ability to work independently or as part of a cross-functional Army IT team.
• Problem-solving skills with a mission-oriented mindset.

Location: 100% Remote Period: ASAP with additional option years through 4/30/27 likely. *** United States Citizenship (no dual citizenship) required per government contract. An Active DoD eligibility with favorable determination is required per government contract.

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