Senior ServiceNow Developer

Senior ServiceNow DeveloperM9 Solutions is dedicated to providing IT services and solutions to the Federal Government by mobilizing the right people, skills, clearance levels, and technologies to help organizations that desire improved performance and modern, sustainable change. M9 has provided quality IT services and support to more than 30 Federal Agencies and multiple commercial customers nationwide. Our capabilities include IT Talent Solutions, Data Delivery & Analytics, Cyber Security, Cloud Migration, Applications and Infrastructure, Software Development, and Finance & Accounting.M9 Solutions is seeking a Senior ServiceNow Developer to work onsite in support of a government contract for a client located in Chantilly, VA. An active Top Secret clearance is required.ResponsibilitiesTechnical Solution Design & Advanced Development Design, build, and customize ServiceNow applications and modules (e.g., ITSM, ITOM, HRSD, CSM) using advanced scripting (JavaScript, GlideRecord, GlideSystem, Business Rules, Client Scripts, Script Includes).Develop and enhance Service Portals using HTML, CSS, AngularJS, and Bootstrap.Translate business concepts and functional requirements into robust, scalable technical designs and implementation plans.Troubleshoot complex technical issues, perform root-cause analysis, and implement effective performance optimizations.System Integration & Architecture Architect and implement secure integrations between ServiceNow and external third-party systems using REST, SOAP, JSON, XML, and Integration Hub.Maintain data integrity and mapping during integrations, ensuring optimal system performance and minimizing technical debt.Assist in defining and maintaining the platform's long-term architectural roadmap.Code Quality & Mentorship Conduct rigorous code reviews for peer and junior developers to ensure adherence to ServiceNow best practices, security standards, and internal guidelines.Mentor and guide junior developers and administrators, fostering a culture of continuous technical learning and high-quality delivery.Act as a technical escalation point for complex development challenges.Change Governance & Deployment Participate in the Configuration Control Board (CCB) as a technical Subject Matter Expert (SME) to evaluate the technical feasibility and impact of proposed changes.Manage complex deployments using Update Sets, CI/CD pipelines, and ServiceNow Application Repository, ensuring smooth transitions from lower environments to Production.Ensure all development work follows defined change governance, compliance, security, and architectural standards.Technical Documentation & Enablement Develop and maintain comprehensive technical documentation, including architectural diagrams, technical design documents (TDD), and system configurations.Create and update Standard Operating Procedures (SOPs) for deployment, coding standards, and platform maintenance.Required Skills and QualificationsActive Top Secret security clearance.Bachelor's degree in Information Technology, Computer Science, or related field (or equivalent experience).5-7+ years of hands-on experience in ServiceNow development, configuration, and administration.Advanced proficiency in JavaScript, HTML, CSS, AngularJS, and ServiceNow scripting APIs.Strong experience building and managing complex REST/SOAP API integrations.Solid understanding of Agile/Scrum methodologies and experience working in sprint-based delivery cycles.Excellent problem-solving skills and the ability to articulate complex technical concepts to non-technical stakeholders.Core Competencies Advanced ServiceNow platform and scripting expertise.Complex systems integration and API management.Technical architectural design.Mentorship and peer development.Agile development execution.Root-cause analysis and performance tuning.Clear technical communication.Preferred Skills and QualificationsServiceNow Certified Application Developer (CAD) strongly preferred.ServiceNow Certified Implementation Specialist (CIS) in one or more relevant modules (ITSM, ITOM, HRSD, etc.).Experience with Automated Test Framework (ATF) and setting up automated testing pipelines.Familiarity with ITIL processes and strong foundational knowledge of ITSM principles (ITIL v4 certification is a plus).