ServiceNow Developer Subject Matter Expert Information Technology Washington, DC TS/SCI 1 month ago

GCyber; Washington (District of Columbia); On-site; USD 180,000 - 230,000; Full time

Job summary

GCyber in Washington, DC is seeking a ServiceNow Developer Subject Matter Expert to lead design, engineering, and integration of a mission-critical ServiceNow application in a secure AWS environment. You will serve as the technical authority across ServiceNow, AWS, Kafka, Elasticsearch, and enterprise systems, defining architecture and engineering standards.

The role is hands-on and leadership‑driven, requiring extensive experience in advanced ServiceNow development, API integration, and secure

Qualifications

• Active TS/SCI clearance at time of employment.
• DoD 8570/8140 IAT II certification (Security+. CCNA-Security, CND, CySA+, GICSP, GSEC, SSCP).
• Bachelor’s degree in Computer Science, Software Engineering, Information Systems, or related field.
• 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, 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, and platform constraints.
• Experience designing integrations with applications, cloud services, messaging platforms, and enterprise data sources.

Responsibilities

• 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.

Skills

Active TS/SCI clearance

ServiceNow development

JavaScript

Architect/leadership

Integration design

Security best practices

Education

Bachelor’s degree in Computer Science or related field

Tools

ServiceNow platform

Kafka

Elasticsearch/OpenSearch

AWS

Job 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.

As the ServiceNow Developer Subject Matter Expert, you will,

• 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.

Minimum Requirements and Qualifications

• 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.

Preferred Qualifications

• 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.