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Sr. ServiceNow Developer - HRSD Security Clearance

Job in McLean, Fairfax County, Virginia, USA
Listing for: Guidehouse
Part Time position
Listed on 2026-07-26
Job specializations:
  • Software Development
Job Description & How to Apply Below
Position: Sr. ServiceNow Developer - HRSD with Security Clearance
Job Family :
SAAS/PAAS/Cloud Application Development Travel Required :
Up to 10% Clearance Required :
Ability to Obtain Public Trust

What You Will Do:

* Lead the design, development, and implementation of Service Now HRSD solutions, translating complex business requirements into scalable, high-quality technical architectures.
* Design and configure advanced Service Now HRSD capabilities, including case management, Employee Center, lifecycle events, knowledge management, and HR automation workflows.
* Serve as a technical lead and subject matter expert, providing guidance and mentorship to junior developers and ensuring adherence to platform best practices.
* Collaborate closely with business analysts, architects, and stakeholders to deliver solutions aligned with business objectives and enterprise architecture standards.
* Develop and maintain complex Service Now components, including custom applications, integrations, workflows, and scoped applications.
* Lead troubleshooting and resolution of technical issues, including root cause analysis, debugging, and performance optimization.
* Oversee and contribute to testing efforts, including unit, system, and integration testing, ensuring solution quality and stability.
* Conduct code reviews and enforce development standards, promoting maintainability, scalability, and security.
* Own technical documentation, including solution design documents, integration specifications, and system architecture artifacts.
* Lead demos, technical reviews, and stakeholder briefings, effectively communicating solutions to both technical and non-technical audiences.
* Drive platform upgrade planning and execution, including impact analysis, regression testing, and remediation.
* Ensure security, scalability, and maintainability of Service Now solutions, aligning with enterprise and federal compliance requirements.
* Stay current with Service Now releases, HRSD innovations, and industry trends, driving continuous improvement and adoption of new capabilities.

What You Will Need:

* Active "PUBLIC TRUST" or "SECRET" clearance, or ability to obtain prior to onboarding.
* Ability to commute to client or corporate offices within the Washington, DC metro area 2-3 days per week.
* Minimum of SIX (6) years of professional experience, with at least FOUR (4) years of hands-on Service Now development experience.
* Bachelor's degree in an IT-related field ( Relevant experience may be substituted for formal education or advanced degree ).
* Service Now Certified System Administrator (CSA) certification (required).
* Strong expertise in Service Now HRSD, including Employee Center, case management, lifecycle events, and knowledge management.
* Advanced experience with Service Now development, including:
JavaScript and Glide scripting, Flow Designer and Integration Hub, UI policies, business rules, client scripts.
* Strong experience with integrations, including REST, SOAP, and MID Server.
* Deep understanding of Software Development Lifecycle (SDLC) and experience working in Agile environments.
* Strong analytical and problem-solving skills, with the ability to handle complex technical challenges.
* Excellent communication skills, with the ability to engage with technical teams, business stakeholders, and leadership.
* Proven ability to work independently, lead technical efforts, and manage multiple priorities. What Would Be Nice To Have:
* Service Now Certified Implementation Specialist (CIS-HR) or other advanced certifications (CIS, CAD).
* Experience leading or mentoring development teams.
* Strong background in HRSD implementations, particularly in complex or enterprise environments.
* Experience with advanced integrations and automation, including third-party systems and APIs.
* Agile certifications (e.g., Scrum Master, SAFe).
* Experience supporting federal clients, including knowledge of Federal HR processes and compliance requirements.
* Familiarity with platform performance tuning, security best practices, and Dev Ops pipelines.
* Strong interpersonal skills, with the ability to influence and collaborate across diverse teams.

What We Offer:

Guidehouse offers a comprehensive,…
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