> Markdown version of [/jobs/ext/4638336-servicenow-developer-subject-matter-expert-information-technology-washington-dc-ts-sci-1-month-ago](https://www.wearedevelopers.com/jobs/ext/4638336-servicenow-developer-subject-matter-expert-information-technology-washington-dc-ts-sci-1-month-ago). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # ServiceNow Developer Subject Matter Expert Information Technology Washington, DC TS/SCI 1 month ago - **Company:** GCyber, LLC - **Location:** Washington, DC, United States - **Experience:** Expert - **Contract:** Temporary contract - **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Amazon S3, Applications Architecture, Systems Engineering, Automation of Tests, Static Program Analysis, Information Systems, Data Security, Distributed Systems, Elasticsearch, Identity and Access Management, Enterprise Messaging Systems, Cloud Services, Software Engineering, Systems Integration, Software Vulnerability Management, Data Logging, Enterprise Software Applications, Client Side Scripting, Facebook Flow, Indexer, Servicebus, Information Technology, Apache Kafka, Functional Programming, Api Design, Cloudwatch, Api Gateway, Devsecops, OpenSearch, Servicenow - **Published:** November 8, 2026 - **Apply:** https://www.juju.com/job/28_25197_fb81cba5e23965f4e328c5070eeee803 ## About the Role * Active TS/SCI clearance required at the time of employment. * DoD 8570/8140 IAT II certification (i.e., Security+. CCNA-Security, CND, CySA+. GICSP, GSEC, SSCP) * Bachelor's degree in Computer Science, Software Engineering, Information Systems, or a related technical field. Relevant additional experience may be considered in place of a degree. * Ten or more years of software engineering experience, including at least six years of advanced ServiceNow application development. * Experience serving as lead developer, solution architect, application architect, or technical authority for a complex ServiceNow implementation. * Extensive experience architecting and developing custom or scoped applications. * Expert JavaScript skills and deep knowledge of the ServiceNow application model, APIs, execution environment, security model, and platform constraints. * Expert knowledge of Script Includes, Business Rules, Client Scripts, Glide APIs, ACLs, Flow Designer, IntegrationHub, scheduled processing, scripted services, events, and deployment methods. * Demonstrated experience designing integrations with applications, cloud services, messaging platforms, and enterprise data sources. * Strong understanding of distributed systems, API architecture, asynchronous processing, event-driven integration, identity, data security, and resiliency. * Experience designing for performance, scale, maintainability, recoverability, monitoring, and operational support. * Ability to establish standards, review complex code, resolve architecture problems, and direct other developers. * Ability to communicate architecture decisions, technical risks, and tradeoffs to customers, leadership, security teams, and engineers., * ServiceNow Certified System Administrator and Certified Application Developer. * ServiceNow Certified Technical Architect, Certified Master Architect, or relevant implementation certifications. * AWS Certified Solutions Architect or another relevant AWS certification. * Hands-on experience architecting ServiceNow integrations in AWS environments. * Strong Kafka experience including event design, producers, consumers, topics, delivery behavior, retries, and recovery. * Strong Elasticsearch or OpenSearch experience including indexing, queries, synchronization, and performance. * Experience with API Gateway, Lambda, IAM, S3, CloudWatch, EventBridge, managed Kafka, or managed search services. * Experience designing DevSecOps pipelines and applying automated testing, static analysis, vulnerability remediation, and observability. * Experience engineering systems for the Department of Defense, Intelligence Community, or another classified environment. * Knowledge of RMF, STIGs, and Federal secure software development requirements. ## Description GCyber is seeking a ServiceNow Developer Subject Matter Expert to serve as the principal technical authority for the design, engineering, integration, and deployment of a mission-focused custom application built on the ServiceNow platform. This is a hands-on architecture and development leadership role. The SME will define the technical architecture, establish engineering standards, resolve the most complex development and integration challenges, and ensure that ServiceNow is used as a secure and scalable application platform. The application will operate in a classified AWS enabled environment and is expected to integrate with Apache Kafka and Elasticsearch., * Serve as the technical authority for the architecture, design, development, and integration of the custom ServiceNow application across ServiceNow, AWS, Kafka, Elasticsearch, and enterprise systems. * Define and govern end-to-end architecture and engineering standards, including application domains, data models, security, workflows, APIs, event-driven patterns, integrations, deployment, logging, testing, performance, and maintainability. * Lead hands-on technical development of complex or high-risk components, reusable frameworks, integrations, proofs of concept, and solutions while evaluating options against mission needs, platform constraints, security, scalability, and lifecycle costs. * Ensure solution quality, resiliency, and operational readiness through design and code reviews, critical-component approvals, recovery and replay strategies, exception handling, monitoring, auditability, and adherence to ServiceNow best practices. * Provide technical leadership and stakeholder coordination by mentoring developers and technical leads and collaborating with customer, cloud, cybersecurity, data, infrastructure, testing, and operations teams across requirements, releases, security, demonstrations, and deployment readiness.