ServiceNow Developer – Mid Level

Centennial Technologies Inc.•Vienna, VA

23m•Hybrid

About The Position

Centennial Technologies is seeking a mid-level ServiceNow Developer with hands-on experience in modules such as IT Service Management (ITSM), IT Operations Management Visibility (ITOM Visibility), Hardware Asset Management (HAM), and Governance, Risk, and Compliance / Integrated Risk Management (GRC/IRM). The ideal candidate will collaborate with cross-functional stakeholders to translate business requirements into robust, scalable, and secure ServiceNow solutions, and will play a key role in designing, developing, and implementing high-quality applications on the ServiceNow platform.

Requirements

Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
5+ years of total experience including 3+ years of hands-on ServiceNow development.
Strong proficiency in JavaScript, Glide API, Jelly, AngularJS, UI Builder, and Flow Designer.
Experience with at least 2 major modules such as ITSM, ITOM, ITAM, HAM, IRM, and CAM.
Demonstrated experience in building complex workflows, integrations, and custom applications.
Strong understanding of CMDB architecture, discovery probes, patterns, and data governance.
Must be Certified System Administrator (CSA)
Must be a U.S. Citizen with ability to obtain public trust clearance.

Nice To Haves

Certified Application Developer (CAD)
ServiceNow CIS (Certified Implementation Specialist) Certifications in ITSM, or Risk and Compliance (RC)

Responsibilities

Design, develop, and implement custom applications, workflows, UI policies, business rules, client scripts, and integrations on the ServiceNow platform.
Configure and customize core modules including ITSM, ITOM, HAM, and GRC/IRM.
Build and maintain data models, transform maps, and discovery patterns to ensure accurate and reliable CMDB and service mapping.
Develop automation strategies using Flow Designer, IntegrationHub, scheduled jobs, and orchestration capabilities.
Evaluate business requirements and translate them into high-quality technical solutions aligned with industry and platform best practices.
Ensure platform scalability, maintainability, and adherence to governance standards.
Conduct code reviews and enforce development standards across the ServiceNow ecosystem.
Exposure to design and implement APIs/integrations with external systems using REST, SOAP, MID Servers, and IntegrationHub spokes.
Troubleshoot integration issues, optimize performance, and ensure secure data exchange.
Enhance CMDB data quality using discovery, service mapping, and reconciliation rules.
Configure ITOM Visibility components including Discovery, Service Mapping, Event Management (optional if applicable).
Work with stakeholders to maintain CMDB governance, lifecycle management, and audit readiness.
Implement and customize GRC/IRM modules such as policy & compliance, risk management, and audit management.
Configure Hardware Asset Management (HAM) lifecycles, normalization, reconciliation, and asset workflows.
Work closely with product owners, process owners, architects, and business teams to refine requirements and deliver impactful solutions.
Provide mentoring and technical guidance to junior developers and administrators.
Participate in Agile ceremonies, sprint planning, and backlog grooming.