ServiceNow Developer- DHS (Hybrid/Onsite Ashburn, VA)

ServiceNow Developer- ETMSS

Ellumen is seeking a ServiceNow Developer to design, build, and optimize ServiceNow applications and integrations in support of the DHS Enterprise Tool Management Support Services (ETMSS) program. In this role, you’ll work hands-on across ITSM and related modules, develop robust scripts and automated workflows, and integrate ServiceNow with enterprise systems. You’ll collaborate within an Agile environment to deliver secure, high-quality solutions aligned with DHS standards and FedRAMP requirements.
This position provides direct, hands-on development support for the government’s ServiceNow platform under the ETMSS contract, ensuring the platform enables enterprise service delivery, governance, and modernization goals in alignment with the Technology Reference Model (TRM) and DHS enterprise IT standards.
An active Top Secret clearance and/or active DHS clearance is required.
RESPONSIBILITIES
Development & Configuration

• Develop and configure ServiceNow modules (ITSM, ITOM, HR, GRC, etc.) to meet mission requirements.
• Enhance and improve custom applications on ServiceNow platform.
• Build workflows, dashboards, catalog items, and integrations with enterprise systems.
• Implement automation and performance improvements across ServiceNow capabilities.
• Write clean, maintainable JavaScript using the Glide API (Business Rules, Script Includes, Client Scripts, Scheduled Jobs).
• Develop access controls for ServiceNow applications.
• Design, create and extend data tables.
• Define database views and GlideRecord queries.

Integrations & Automation

• Implement integrations using REST/SOAP, MID Server, IntegrationHub, and scripted transforms.
• Automate workflows with Flow Designer and platform APIs; optimize performance and data quality.

Quality & Delivery

• Participate in grooming and refinement; estimate and deliver within Scrum sprints.
• Use ATF and unit tests; perform code reviews; manage update sets and basic CI/CD (e.g., Git branching, peer review, promotion workflows).
• Troubleshoot incidents/problems, perform defect resolution, and execute performance tuning.

Security, Compliance & Standards

• Follow platform secure coding practices; support FedRAMP, FISMA, and Section 508 considerations.
• Adhere to platform standards, naming conventions, and release governance; contribute to technical documentation and SOPs.

Stakeholder Collaboration

• Translate user stories into technical solutions; demo features in sprint reviews.
• Partner with BA/PM/architects to ensure traceability from requirements to delivered functionality.
• Collaborate with stakeholders, business analysts, and architects to translate requirements into ServiceNow solutions to include feature definition and creation and management of Jira epics and user stories.

QUALIFICATIONS

• Must hold an active Top Secret clearance and/or active DHS clearance.
• A Bachelor’s degree in Computer Science, Information Systems, Engineering, Business or other related discipline or a minimum of three (3) years relevant specialized experience.
• 3 years of ServiceNow development experience
• CAD (Certified Application Developer - ServiceNow) certification required.
• Hands-on experience with JavaScript.
• Proven ability to design, configure, and implement complex ServiceNow modules, workflows, and business rules.
• Proven experience delivering projects using Agile methodologies.
• Hands-on experience with out-of-the-box ServiceNow features, such as workflows, scoped applications, and business roles.
• Proficient in cloud-based enterprise application platforms for IT services, operations, and business management.
• Strong communication skills to interact with technical teams and government stakeholders.

NICE TO HAVES

• Experience with DHS or CBP programs.
• Knowledge of enterprise governance, TRM processes, and AI/automation initiatives.
• Familiarity with Section 508, FISMA, and FedRAMP requirements.

Clearance: Must hold an active Top Secret clearance or DHS clearance.


We are committed to fostering an inclusive and professional work environment. As an equal opportunity employer, we consider all qualified applicants for employment without regard to legally protected characteristics. We offer comprehensive healthcare benefits, which will be discussed in detail prior to your first interview.
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