Senior App Engine ServiceNow Developer DHS Public Trust (Remote)

Icf International, Inc.
Reston, VA
Please note: This role is contingent upon a contract award. While it is not an immediate opening, we are actively conducting interviews and extending offers in anticipation of the award.


As a Senior ServiceNow Developer, you play a pivotal role in successfully designing and deploying ServiceNow solutions for our clients. In this role, you will be responsible for designing, configuring, customizing, and implementing ServiceNow applications to meet specific client business requirements. Your technical expertise, attention to detail, and commitment to excellence will contribute significantly to the success of our projects and the satisfaction of our clients. At the senior level, you are expected to work both independently and collaboratively based on project needs.



Job Location: Remote within the US


Your responsibilities include:

  • Solution Discovery & Design: Work closely with Solutions Architects and Business Analysts to understand and document the business outcomes and functional requirements, and translate them into effective ServiceNow solution designs.
  • Technical Implementation: Collaborate with cross-functional teams to implement ServiceNow solutions to align with the designed requirements and ensure solutions meet industry best practices. Develop and maintain complex scripts, business rules, and UI policies.
  • Data Migration: Support data migration design and activities from legacy systems to ServiceNow, ensuring data accuracy and consistency during the transition. Validate that data is migrated to the most beneficial ServiceNow data structures, leveraging out-of-the-box data schemas before designing custom tables and fields.
  • Integration Management: Assist architects and senior developers in the integration of ServiceNow with other systems and applications to create seamless end-to-end processes.
  • Technical Documentation: Create detailed documentation of configurations, customizations, data schemas, and other technical decisions for future reference.
  • Testing and Quality Assurance: Conduct thorough testing of ServiceNow configurations to validate functionality, data integrity, and user experience. Address any issues and perform necessary adjustments to ensure the solution meets the desired outcomes.
  • User Training: Support end-user training to ensure a smooth adoption of the implemented solution.
  • Change Management: Support change management efforts by assisting senior developers, architects, and users during the transition period, addressing inquiries, and resolving issues promptly.
  • Incident and Problem Resolution: Troubleshoot and resolve technical issues related to ServiceNow implementations. Collaborate with support teams to provide timely resolution to incidents and problems.
  • Security and Compliance: Adhere to security best practices and ensure that implemented solutions meet relevant compliance requirements.
  • Continuous Learning: Stay updated on the latest ServiceNow features, enhancements, and best practices to enhance the quality of implementations and maintain expertise in the platform. Continue certification and training process to meet Practice standards and growth areas, and contribute to the continued success of the team.
  • Mentorship: Provide technical guidance to Associate ServiceNow Developers. Support the growth of other Practice members to meet the needs of their role, the business, and future growth opportunities. Share solutions and lessons learned with the Practice.
  • Collaboration and Communication: Work closely with project managers, other implementation specialists, and stakeholders to ensure seamless project coordination and effective, regular communication, including risks, issues, successes, and overall project status.


Basic Qualifications

  • US Citizenship is required (required by the federal government for this position).
  • Must be able to obtain a DHS Public Trust clearance.
  • MUST RESIDE IN THE United States (U.S.) and the work MUST BE PERFORMED in the United States (U.S.), as this work is for a federal contract and laws do apply.
  • 6+ years of software development experience
  • 2+ years of experience implementing ServiceNow solutions
  • 1+ years of experience in CSM or ITSM


Desired Skills

  • 2+ years of experience troubleshooting and resolving technical issues related to ServiceNow implementations.
  • 1+ year of experience with Portal customization
  • 1+ year of experience scripting beyond basic ServiceNow scripts
  • 1+ years of experience in Agile Scrum
  • Active DHS or DoW government clearance
  • Strong experience in App Engine
  • Certified in one or more additional mainline certifications, with preference for:

    • ServiceNow Certified Application Developer
    • ServiceNow Certified System Administrator
    • Certified Implementation Specialist - Human Resources
    • Certified Implementation Specialist - Customer Service Management
    • Certified Implementation Specialist - Discovery
    • Certified Implementation Specialist - Software Asset Management
    • Certified Implementation Specialist - Project Portfolio Management
  • Hands-on experience (>480 hours each) in configuring or building 5 or more ServiceNow applications.
  • In-depth knowledge of ServiceNow platform capabilities, modules, and best practices
  • Familiarity with ITIL processes and IT Service Management (ITSM) principles
  • Strong scripting skills in JavaScript and GlideScript
  • Strong technical skills, including workflow configuration and business rule development.
  • Experience in customizing UI and creating complex workflows.
  • An understanding of integration techniques with external systems


Professional Skills

  • Hands-on experience in troubleshooting and resolving technical issues.
  • Detail-oriented tendencies with excellent problem-solving and analytical abilities.
  • The ability to work effectively in a team-oriented, collaborative environment.
  • Excellent communication and interpersonal skills, with the ability to interact with clients and internal teams professionally.
  • Ability to work in a fast-paced environment

#DMX24


#senw22


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Working at ICF
ICF is a global advisory and technology services provider, but we're not your typical consultants. We combine unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future.


We can only solve the world's toughest challenges by building a workplace that allows everyone to thrive. We are an equal opportunity employer. Together, our employees are empowered to share their expertise and collaborate with others to achieve personal and professional goals. For more information, please read our EEO policy.


We will consider for employment qualified applicants with arrest and conviction records.


Reasonable Accommodations are available, including, but not limited to, for disabled veterans, individuals with disabilities, and individuals with sincerely held religious beliefs, in all phases of the application and employment process. To request an accommodation, please email [email protected] and we will be happy to assist. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations.


Read more about workplace discrimination rights or our benefit offerings which are included in the Transparency in (Benefits) Coverage Act.



Candidate AI Usage Policy


At ICF, we are committed to ensuring a fair interview process for all candidates based on their own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) tools to generate or assist with responses during interviews (whether in-person or virtual) is not permitted. This policy is in place to maintain the integrity and authenticity of the interview process.


However, we understand that some candidates may require accommodation that involves the use of AI. If such an accommodation is needed, candidates are instructed to contact us in advance at [email protected]. We are dedicated to providing the necessary support to ensure that all candidates have an equal opportunity to succeed.



Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position.


The pay range for this position based on full-time employment is:
$98,614.00 - $167,644.00


Nationwide Remote Office (US99)
Posted 2026-03-10

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