ServiceNow Developer - Senior

Inserso Corporation; Northern (KY); Hybrid; USD 110,000 - 150,000; Full time

Job summary

Inserso Corporation is seeking a Senior ServiceNow Developer to join a development team supporting a live ServiceNow implementation for a large enterprise user base. The role emphasizes hands‑on development, configuration, and integration with systems, ensuring secure, scalable ITSM processes.

The candidate will design and deploy ServiceNow ITSM solutions, manage CMDB, Discovery, LDAP/SSO integrations, and dashboards, and work with cross‑functional teams.

Qualifications

• Must be a U.S. Citizen and pass the DHS Employment Eligibility Verification process.
• Bachelor’s degree in related field or equivalent experience.
• 8 years of experience in IT support or related field, preferably in software development or configurations.
• 5 years of experience hands‑on developing, installing and supporting ITSM applications in a large‑scale environment, preferably using ServiceNow.
• 4 years of experience configuring, customizing, or administering ServiceNow or similar ITSM tool.
• 2 years of experience writing and debugging scripts in languages such as JavaScript, SQL, and PowerShell.
• Demonstrated understanding of ITSM processes.
• Common Service Data Models (CSDM) items and relations such as Classification, Asset/CI Synchronization, and IRE.
• CMDB Identification and reconciliation Engine (IRE).
• Data Sources and Integrations including MECM/SCCM/Intune, Service Graph Connector, Discovery, Tenable, ADEX, and related integrations.
• Baseline CMDB and CMDB Health Management concepts.

Responsibilities

• Design, deploy and support ServiceNow solutions according to user requirements.
• Hands‑on development, maintenance, and support of ITSM applications, configurations, workflows, and roles.
• Configure ServiceNow Business Rules, Client Scripts, UI Policies, UI Actions, Data Policies and Data Dictionary.
• Create and maintain LDAP/SSO integrations and MID Server connections.
• Utilize external APIs for ServiceNow integration and automation.
• Create and maintain ServiceNow CMDB including new Configuration Items via Discovery.
• Maintain Service Catalog items, Service Portal, UI pages, and user roles/groups.
• Design and perform ongoing operations and maintenance on the ServiceNow instance.
• Develop documentation and demonstrations for customers and stakeholders.
• Ensure data security and functionality while preserving system sustainability and supportability.
• Build credible relationships with customers’ technical resources and track policy compliance.
• Review IT infrastructure changes for CMDB impact, publish configuration reports and maintain health of CMDBs and CDMB integrations.
• Other tasks as required to support the ServiceNow tool.

Skills

communication skills

problem solving

independent work

team collaboration

Education

Bachelor's degree or equivalent

Tools

ServiceNow

LDAP

SSO

MID Server

CMDB

Discovery

Job description

ServiceNow Developer - Senior
Other Area(s) Remote , Arizona Full-Time Aug 4, 2026

The ServiceNow Developer - Senior is a member of a development team that is responsible for using their technical knowledge and expertise to support a live implementation of ServiceNow, in support of an enterprise-level (10,000+) user base. Experience should include configuration of ServiceNow applications: Change Management, Configuration Management, CMDB Management and Maintenance, Discovery, Incident Management, Problem Management, Request Fulfillment, Asset Management, Service Catalog, and Service Portal. This is a hands‑on, technical position. The position requires broad-based technical experience on the platform and integration with other systems, along with a solid understanding of relational databases. This individual will apply proven communication and problem‑solving skills to solve issues related to the deployment of mission‑critical software. The ability to take direction and work independently to achieve stated objectives is required.

This role will include, but will not be limited to the following responsibilities:

• Ability to work with various customers/departments/users to design, deploy and support ServiceNow solutions according to the user requirements.


• Hands‑on development, maintenance, and support of the ServiceNow ITSM applications, tools, and associated components, including configuration/customization strategies and implementations, workflows, groups and roles.


• Configure ServiceNow Business Rules, Client Scripts, UI Policies, UI Actions, Data Policies and Data Dictionary.


• Create, update, and maintain connection between Active Directory and ServiceNow settings associated with LDAP, SSO Integration, and MID Server.


• External API knowledge used for ServiceNow integration and automation.


• Create, update, and maintain ServiceNow CMDB, including creating new Configuration Items, when needed via ServiceNow Discovery.


• Maintain Service Catalog items, Service Portal and UI pages, and maintain user, roles, and groups.


• Design, implement, and perform ongoing operations and maintenance process’ on the ServiceNow instance.


• Ability to develop quality documentation that clearly articulate the solutions and the ability to perform demonstrations.


• Ensure that customer can fully utilize the system by balancing their requirements for data security and functionality without compromising the sustainability or supportability of the core service.


• Develop credible and high‑integrity relationships with customers technical resources.


• Tracking compliance to policies and procedures and resolving or escalating any compliance issues.


• Reviewing and approving significant IT infrastructure changes to ensure impacts to configuration management data are properly addressed.


• Reviewing and publishing configuration management reporting.


• Reviewing and maintaining the health of the CMDB.


• Reviewing and maintaining the health of CDMB related integrations.


• Other tasks as required in support of the ServiceNow tool.

Required Skills/Experience:

• Must be a U.S. Citizen and pass the DHS Employment Eligibility Verification process.


• Bachelor’s degree in related field or equivalent experience.


• 8 years of experience in IT support or related field, preferability in software development or configurations.


• 5 years of experience hands‑on developing, installing and supporting ITMS applications in a large‑scale environment, preferability using ServiceNow.


• 4 years of experience configuring, customizing, or administering ServiceNow or similar ITSM tool.


• 2 years of experience writing and debugging scripts in languages such as JavaScript, SQL, and PowerShell.


• Demonstrated understanding of ITSM processes.


• Common Service Data Models (CSDM):
  
  
  
  • Classification and Class dependencies
  
  
  • Model Category Forms
  
  
  • Asset/CI Synchronization
  
  
  
  


• CMDB Identification and reconciliation Engine (IRE).


• Data Sources and Integrations - Support Integrations with multiple complex data sources:
  
  
  
  • MECM/SCCM/Intune
    
    
    
    • Implementation and maintenance of Service Graph Connector (SGC)
    
    
    
    
  
  
  • ServiceNow Discovery
    
    
    
    • Implementation and maintenance of Discovery schedules and ranges for both on Prem and Cloud solutions
    
    
    
    
  
  
  • Tenable
  
  
  • ADEX
  
  
  • Proprietary sources
  
  
  
  


• Baseline CMDB.


• CMDB Schema Model.


• CMDB Health Management:
  
  
  
  • Logical controls of multiple source data ingestion
  
  
  • CI remediation
  
  
  • Duplicate Cis
  
  
  • Query Builder
  
  
  
  

Preferred Skills/Experience:

• Agile knowledge (sprints, stories, epics, etc.).


• ITIL v4 certified.


• ServiceNow Developer certification.


• Familiarity with SaaS and Cloud technologies.


• SOAP/REST Web Services, request and response structure, & associated frameworks (jQuery, AngularJS).


• Service Management or Service Dependency Mapping Tools Configuration Management.


• Deep knowledge of JavaScript, JSON, XML, SQL, and Web development tools.


• Sunflower Asset Management Solutions.


• ITOM Visibility.


• ITOM Health.


• Service Mapping.


• Business Applications.


• Vulnerability Response.

EOE, including Disability/Vets.
Reasonable accommodation will be made for qualified individuals with a disability, where such accommodation will not impose an undue hardship during the application process and on the job.