Job Information
Washington Suburban Sanitary Commission (WSSC) Sr. Application Developer - ServiceNow in Laurel, Maryland
Position Information
Functional TitleSr. Application Developer - ServiceNow
Recruitment Category TypeStandard
Functional CategoryInformation Technology
GradeIT.15
FLSA StatusExempt
Requisition Number26-0185
Number of Vacancies1
Job LevelNon-Management
Job CodeN/A
Job Description Summary
Organization NameIT Application Services
Reports toSection Manager, Customer Care Information System
Full or Part TimeFull Time
If Part Time how many hours per week
Regular or TemporaryRegular
Position End Date (if temporary)
Work Schedule
9AM-5:30PM
Position LocationLaurel
Position Summary Information
General SummaryThis is a non-merit, employment-at-will contract position.
The Sr. Application Developer – ServiceNow is responsible for designing, developing, configuring, and maintaining applications and solutions on theServiceNow platform (https://www.servicenow.com/) to support the organization’s day-to-day IT Service Management ( ITSM ), IT Operations Management ( ITOM ), Customer Service Management ( CSM ), Workplace Service Delivery ( WSD ), Strategic Portfolio Management ( SPM ), and other business operations. Specific duties include developing and customizing ServiceNow modules, creating integrations with other enterprise systems, systems analysis, developing and modifying highly complex platform functionalities and workflows, testing, debugging, verification, documentation, system installation, and the solution of IT service and business problems.
Essential Functions
Develops and maintains ServiceNow applications and modules
Migrates Legacy IT service applications and workflows to the ServiceNow platform
Develops and customizes Service Portal interfaces
Provides operational support for existing ServiceNow and integrated applications
Analyzes, designs, codes, tests, debugs, documents, and maintains ServiceNow applications and enhancements
Develops and adheres to standard SDLC and Agile methodologies to produce project results that are measurable and delivered on time and within budget
Develops and adheres to team project standards for ServiceNow development including tools, platforms, methodology, and controls to ensure efficiency, quality, and consistency
Prepares detailed software specifications and test plans for ServiceNow solutions
Performs quality assurance reviews of ServiceNow configurations and code
Provides program and system level time/cost estimates for ServiceNow projects
Evaluates and modifies various ServiceNow Store applications and integrations to obtain optimal configuration for the enterprise environment
Provides technical documentation updated to the latest enhancement or release of ServiceNow solutions
Assists in reviewing the current technical architecture, including design patterns and development methodologies within the ServiceNow ecosystem
Other Functions
Assists with defining and meeting business requirements on the ServiceNow platform
Serves as project leader for small ServiceNow initiatives
Works with various business units and other IT units for their ServiceNow configuration/development needs
Provides guidance to less experienced ServiceNow developers and administrators
Works with legacy systems for data migration and integration with ServiceNow
Effectively reports on ServiceNow application development and performance
Performs other duties as required
Work Environment And Physical Demands
Business casual office environment
Required Knowledge, Skills, And Abilities
Excellent ServiceNow platform development and configuration skills
Strong communication skills with ability to document and troubleshoot problems and communicate with business and technical personnel at all levels
Strong analytical and organizational skills; Ability to manage multiple tasks simultaneously
Ability to handle various ServiceNow applications and modules configuration and administration
Knowledge of JavaScript, Glide API , Business Rules, UI Policies, Client Scripts, and other ServiceNow scripting languages
Knowledge of ServiceNow modules (e.g., ITSM , ITOM , CSM , WSD , SPM )
Knowledge of web technologies including HTML , CSS , XML , and REST / SOAP APIs for integration
Knowledge of an integrated development environment ( IDE ) for ServiceNow development (e.g., ServiceNow Studio)
Knowledge of Service Portal development using AngularJS, React, or other relevant frameworks
Knowledge of ServiceNow workflows, Flow Designer, and IntegrationHub
Minimum Education, Experience Requirements
Bachelor’s degree
6+ years’ experience in ServiceNow development and administration using:
ServiceNow platform development and configuration
JavaScript and ServiceNow APIs
Web Service integrations ( SOAP or REST frameworks)
ServiceNow Certified Application Developer ( CAD )
OR
High School diploma or equivalent.
10+ years’ experience in ServiceNow development and administration using:
ServiceNow platform development and configuration.
JavaScript and ServiceNow APIs.
Web Service integrations ( SOAP or REST frameworks).
ServiceNow Certified Application Developer ( CAD )
Additional Requirements
Must be available, if required, on a 24-hour on-call basis and work at odd and irregular hours.
Preferences
Certified Implementation Specialist ( CIS ) in relevant modules (e.g., ITSM , ITOM , CSM , WSD , SPM ).
Experience with ServiceNow Automated Test Framework ( ATF ).
Experience with Agile development methodologies and DevOps practices.
Experience with ServiceNow integrations with other enterprise systems (e.g., LDAP , SSO , other APIs).
Salary$108,233 - $184,288
Posting Detail Information
EEO Statement
AN EQUAL EMPLOYMENT OPPORTUNITY EMPLOYER
It is the policy of the Commission to select new employees and to promote current employees without regard to race, sexual orientation, sex, religion, national origin, marital status, or handicap. The Commission does not discriminate against qualified individuals with a disability and will make reasonable accommodation for any disability that does not result in undue hardship for the Commission.
Close Date04/21/2026
Open Until FilledNo
Special Instructions to Applicants
Additional Information
All applicants selected will be subject to drug screening and a background check/verification.
Eligible applicants will be reviewed for consideration after 4/21/26.
Supplemental Questions
Required fields are indicated with an asterisk (*).
- Do you have a High School diploma or equivalent?
Yes
No
- Will you, now or in the future, require sponsorship for employment visa status?
Yes
No
Are you an eligible veteran of any branch of the armed forces who has received an honorable discharge or Certificate of Satisfactory Completion of Military Service, the spouse of an eligible veteran who has a service-connected disability or the surviving spouse of a deceased eligible veteran?
Yes
No
Applicant Documents
Required Documents
- Resume
Optional Documents