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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

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