ServiceNow Developer III
American Systems
Phoenix, AZ · Posted August 27, 2026
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About the job
Overview
AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Engineering & Analysis, and Training.
Responsibilities
An average Day:
the ServiceNow Developer III is responsible for the design, development, configuration, enhancement, and maintenance of ServiceNow applications and platform capabilities that support mission-critical business and IT service management functions. You will serves as a senior technical resource for implementing scalable, secure, and efficient ServiceNow solutions, including workflow automation, integrations, custom applications, catalog items, and platform improvements. You will work closely with stakeholders, functional teams, and technical staff to translate business requirements into reliable platform capabilities that improve service delivery, operational efficiency, and user experience. Additionally, in this position you will:
Collaborate with business stakeholders, program leadership, and technical teams to gather requirements and translate them into effective ServiceNow solutions.
Design, develop, configure, test, and maintain ServiceNow applications, modules, workflows, forms, business rules, client scripts, UI policies, integrations, and related platform components.
Lead the development and enhancement of ServiceNow capabilities across areas such as ITSM, request management, knowledge management, asset management, CMDB, and other supported modules.
Maintain and optimize existing ServiceNow applications to ensure continued functionality, reliability, performance, and alignment with operational needs.
Troubleshoot and resolve issues related to ServiceNow application functionality, workflows, integrations, system performance, and data quality.
Support platform governance by following established development standards, change management procedures, documentation requirements, and configuration management practices.
Develop, enhance, and maintain integrations between ServiceNow and third‑party enterprise systems using REST/SOAP, IntegrationHub spokes, MID Server, OAuth/JWT authentication, and other secure integration patterns.
Perform unit testing, support system integration testing, assist with user acceptance testing, and validate deployments prior to production release.
Create and maintain technical documentation, system design artifacts, knowledge articles, and user guidance related to developed solutions.
Provide technical support and subject matter expertise for ServiceNow-related incidents, service requests, problems, and enhancement efforts.
Participate in meetings with government and contractor personnel to provide status updates, technical recommendations, and solution demonstrations.
Support full platform administration including ACL configuration, role/access management, instance cloning, upgrades, performance tuning, AI governance controls, and operational sustainment activities to ensure continuity of service.
Qualifications
As a requirement of this position, all candidates must be a U.S. Citizen. In accordance with8 U.S.C. 1324b(a)(2)(C).
Must be able to pass federal background investigation and obtain a Public Trust.
Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field.
Proven experience developing, configuring, and supporting applications within the ServiceNow platform.
Demonstrated experience with ServiceNow scripting and development technologies, including JavaScript, business rules, client scripts, UI policies, Flow Designer, IntegrationHub, and REST/SOAP integrations.
Strong understanding of ServiceNow platform architecture, application lifecycle management, and secure development practices.
Experience with ServiceNow modules such as ITSM, Service Catalog, CMDB, Asset Management, Knowledge Management, or related platform capabilities.
Hands-on experience with ServiceNow Now Assist, including configuration of generative AI features, responsible AI controls, and AI-driven agents and automations.
Experience with AI-driven development using the ServiceNow SDK preferred.
Strong analytical and problem-solving skills with careful attention to detail.
Excellent communication skills and the ability to collaborate effectively with cross-functional teams, stakeholders, and end users.
Ability to work independently and efficiently in a fast-paced, mission-oriented environment.
Experience supporting federal environments or regulated enterprise environments is preferred.
Must be able to present acceptable identification for customer badging and site access, such as a REAL ID compliant driver license, U.S. Passport, or other approved document from the GSA Required Identification List.
Pay Transparency Statement AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $110,800.00/Yr. - USD $154,880/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
EEO Statement EEO Race/Sex/Disability Status/Veteran Status