Senior ServiceNow App Engine Developer

Salary: $98,614 - 167,644 per year
Requirements:
We require U.S. citizenship for this federal role. We require the ability to obtain a DHS Public Trust clearance. We require residence in the United States and all work to be performed within the U.S. We require 6+ years of software development experience. We require 2+ years of experience implementing ServiceNow solutions. We require 1+ year of experience developing scoped or custom applications with App Engine. We prefer 2+ years of troubleshooting and resolving technical issues tied to ServiceNow implementations. We prefer 2+ years of experience building integrations with REST APIs. We prefer 1+ year of Portal customization experience. We prefer 1+ year of scripting experience beyond basic ServiceNow scripts. We prefer 1+ year of Agile Scrum experience. We prefer an active DHS Public Trust clearance. We prefer 1+ year of App Engine experience. We prefer one or more additional mainline ServiceNow certifications, especially ServiceNow Certified Application Developer or ServiceNow Certified System Administrator. We prefer strong knowledge of ServiceNow platform capabilities, modules, and best practices. We prefer familiarity with ITIL processes and ITSM principles. We prefer strong JavaScript and GlideScript scripting skills. We prefer solid technical capability in workflow configuration and business rule development. We prefer experience customizing user interfaces and building complex workflows. We value hands-on troubleshooting ability, strong analytical thinking, and a detail-oriented mindset. We value the ability to work well in a collaborative, team-based environment. We value the ability to communicate professionally with clients and internal teams.
Responsibilities:
We work with Solutions Architects and Business Analysts to capture business outcomes and functional needs, then translate them into effective ServiceNow solution designs. We collaborate with cross-functional teams to implement ServiceNow solutions that align with design requirements and industry best practices. We develop and maintain complex scripts, business rules, and UI policies. We support data migration planning and execution from legacy systems into ServiceNow, ensuring accuracy and consistency. We validate that data is mapped to the most appropriate ServiceNow structures, favoring out-of-the-box schemas before custom tables or fields. We assist with integrating ServiceNow with other systems and applications to enable seamless end-to-end processes. We create detailed technical documentation covering configurations, customizations, data schemas, and design decisions. We perform thorough testing of ServiceNow configurations to confirm functionality, data integrity, and user experience. We address defects and make adjustments to ensure the solution delivers the intended results. We support end-user training to promote successful adoption of implemented solutions. We assist with change management activities, helping users, senior developers, and architects through the transition period. We troubleshoot and resolve technical issues related to ServiceNow implementations in partnership with support teams. We follow security best practices and ensure solutions comply with relevant requirements. We stay current on new ServiceNow features, enhancements, and best practices, while continuing certification and training to support team growth. We provide technical mentorship to Associate ServiceNow Developers and share lessons learned with the practice. We coordinate closely with project managers, implementation specialists, and stakeholders, keeping communication clear on risks, issues, successes, and overall status.
Technologies:
Support ITIL ITSM JavaScript REST Security ServiceNow UX UI Design AI
More:
We are ICF, a global advisory and technology services provider that helps clients solve complex challenges, navigate change, and shape the future through a blend of deep expertise and advanced technology. We support 100% remote work anywhere within the U.S. for this role, and the position is based on nationwide remote office arrangements. We are an equal opportunity employer, consider qualified applicants with arrest and conviction records, and provide reasonable accommodations throughout the application and employment process. The full-time pay range for this role is $98,614.00 to $167,644.00, with final compensation influenced by experience, skills, certifications, location, education, and contract provisions.
last updated 30 week of 2026