ServiceNow Application Engineer w​/Top Secret Clearance

A3 is dedicated to ensuring an excellent experience for each employee. Through our focus on career progression, stability, and our employee relations philosophy, A3 provides the perfect opportunity for individuals to work with a purpose and grow meaningfully within their field.

Position: Service Now Application Engineer w/Top Secret Clearance

Location: DC Metropolitan Area

Remote Status: Remote

Job : 350

# of Openings: 2

A3 Consulting is seeking an experienced Service Now Application Engineer to join a mission‑critical team and play a key role in developing a custom Insider Threat application for the Department of Defense (DoD). If you enjoy tackling complex challenges and building secure, scalable solutions, this role is for you!

• Design, develop, and maintain custom scoped applications on the Service Now platform, ensuring high performance, scalability, and maintainability.
• Translate user stories into clean, efficient, and maintainable code, building out custom workflows, pages, script includes, and other platform components.
• Collaborate with UI/UX designers and stakeholders to create an intuitive and effective user experience that meets the needs of DoD analysts.
• Perform troubleshooting and root cause analysis for software issues and implement effective solutions.
• Develop and consume REST and SOAP APIs to create secure, reliable integrations with external DoD data sources and systems.
• Leverage Service Now Integration Hub to build and manage robust connections, ensuring seamless data flow and process automation.
• Write secure code using Dev Sec Ops  and Agile principles that complies with DoD Risk Management Framework (RMF) and DISA STIG requirements from the ground up.
• Actively participate in the Agile SDLC, contributing to Sprint Planning, Peer Reviews, and team collaboration to ensure high‑quality deliverables.
• Support the Assessment & Authorization (A&A) process by providing technical details and ensuring the application meets all security controls.

• Bachelor's degree in Computer Science or a related field.
• 3+ years of hands‑on software development experience on the Service Now platform, with a strong focus on custom application development.
• Proven experience developing custom applications on the Service Now App Engine platform within a federal or DoD environment.
• Experience developing Business Rules, Script Includes, Client Scripts, UI Actions, Flow Designer, and Service Portal or Workspace components.
• Strong, demonstrated experience with API development and consumption (REST/SOAP) and practical application of Service Now Integration Hub.

• Service Now Certified Application Developer (CAD) or Certified System Administrator (CSA).
• Experience with Flow Designer, Integration Hub, Service Catalog, or other advanced Service Now platform capabilities.
• Development experience on programs with dependencies across multiple security enclaves (e.g., NIPR, SIPR, JWICS).
• Familiarity with DoD security policies and the RMF/ATO process.

• Active Top Secret Clearance Required.

• The salary range of this position is $130,000 - $146,000 commensurate with experience and achievement.

• A3 Consulting offers a robust benefits package to include but not limited to medical, dental, and vision benefits, flexible spending and health savings accounts, group life and AD&D, short‑term and long‑term disability, paid time off, 401k match, paid parental leave, professional development.

A3 Consulting LLC is a leading management and technology firm that specializes in providing innovative solutions to solve the pressing challenges of our Federal government and Department of Defense customers. With a proven track record of delivering mission‑critical solutions and exceptional performance, we are committed to ensuring that our intelligent automation and technology offerings remain competitive in the rapidly evolving defense marketplace.

A3 Consulting, LLC is an equal opportunity employer. We believe in hiring a diverse workforce and sustaining an inclusive, people‑first culture. We are committed to non‑discrimination on any protected basis, such as disability and veteran status, or any other basis covered under applicable law.