Sr ServiceNow Developer x 3 (remote) with Security Clearance

Marathon TS
Washington, DC 20001 United States  View Map
Posted: Jun 09, 2026
  • Full Time
  • Federal Government
  • Summary

    Marathon TS is looking to hire multiple remote ServiceNow Developers to support the Department of Homeland Security - Immigration and Customs Enforcement (Client ICE) in the DC Metro Area. All candidates need the following skills: 6 years of software development experience 3 years of experience implementing ServiceNow solutions 1 years experience with Portal customization 1 years experience with App Engine Must have an active government clearance Ability to work autonomously/with little oversight to configure, customize, and implement ServiceNow applications using App Engine to meet specific business requirements. Develop and maintain advanced scripts, business rules, and client scripts. Support data migration design and activities from legacy systems to ServiceNow, ensuring data accuracy and consistency during the transition. Conduct thorough testing of ServiceNow configurations to validate functionality, data integrity, and user experience. Troubleshoot and resolve technical issues related to ServiceNow implementations. Strong verbal and written communication skills and the ability collaborate with cross-functional teams Familiarity with the agile methodology and experience working on agile scrum teams ServiceNow Certified System Administrator certification The ability to work effectively in a team-oriented, collaborative environment Ability to work in a fast-paced environment Attention to detail in all aspects of work and client interaction Preferred Requirements: ServiceNow Certified Application Developer certification Experience with Agile Scrum specifically 3 years of portal customization US Citizenship is required (required by the federal government for this position). Must be able to obtain a Client Public Trust clearance. #cjjobs Marathon TS is committed to the development of a creative, diverse and inclusive work environment. In order to provide equal employment and advancement opportunities to all individuals, employment decisions at Marathon TS will be based on merit, qualifications, and abilities. Marathon TS does not discriminate against any person because of race, color, creed, religion, sex, national origin, disability, age or any other characteristic protected by law (referred to as "protected status").
  • Job Description

    Marathon TS is looking to hire multiple remote ServiceNow Developers to support the Department of Homeland Security - Immigration and Customs Enforcement (Client ICE) in the DC Metro Area. All candidates need the following skills: 6 years of software development experience 3 years of experience implementing ServiceNow solutions 1 years experience with Portal customization 1 years experience with App Engine Must have an active government clearance Ability to work autonomously/with little oversight to configure, customize, and implement ServiceNow applications using App Engine to meet specific business requirements. Develop and maintain advanced scripts, business rules, and client scripts. Support data migration design and activities from legacy systems to ServiceNow, ensuring data accuracy and consistency during the transition. Conduct thorough testing of ServiceNow configurations to validate functionality, data integrity, and user experience. Troubleshoot and resolve technical issues related to ServiceNow implementations. Strong verbal and written communication skills and the ability collaborate with cross-functional teams Familiarity with the agile methodology and experience working on agile scrum teams ServiceNow Certified System Administrator certification The ability to work effectively in a team-oriented, collaborative environment Ability to work in a fast-paced environment Attention to detail in all aspects of work and client interaction Preferred Requirements: ServiceNow Certified Application Developer certification Experience with Agile Scrum specifically 3 years of portal customization US Citizenship is required (required by the federal government for this position). Must be able to obtain a Client Public Trust clearance. #cjjobs Marathon TS is committed to the development of a creative, diverse and inclusive work environment. In order to provide equal employment and advancement opportunities to all individuals, employment decisions at Marathon TS will be based on merit, qualifications, and abilities. Marathon TS does not discriminate against any person because of race, color, creed, religion, sex, national origin, disability, age or any other characteristic protected by law (referred to as "protected status").
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