ServiceNow Application Engineer w/Top Secret Clearance

A3 Consulting LLC; Washington (District of Columbia); Hybrid; USD 130,000 - 146,000; Full time

Benefits offered by this job

Medical, dental, vision benefits

401k match

Paid time off and parental leave

Job summary

A3 Consulting LLC is seeking an experienced ServiceNow Application Engineer to join a mission‑critical team developing a secure Insider Threat application for the DoD. The role emphasizes building scalable, compliant solutions with a Top Secret clearance.

Location: DC Metropolitan Area with remote options. You will design, develop, and integrate custom ServiceNow applications, while adhering to RMF and DISA STIGs within an Agile SDLC.

Qualifications

• Bachelor’s degree in Computer Science or related field.
• 3+ years of hands-on ServiceNow development in federal/DoD environments.
• Experience with API development (REST/SOAP) and Integration Hub.
• Proven ability to implement Business Rules, Script Includes, Client Scripts, UI Actions, and Flow Designer.

Responsibilities

• Design, develop, and maintain custom ServiceNow applications, ensuring performance, scalability, and maintainability.
• Translate user stories into code with custom workflows, pages, and script includes.
• Collaborate with UI/UX designers and stakeholders to meet DoD analyst needs.
• Troubleshoot and perform root cause analysis for software issues and implement fixes.
• Develop and consume REST and SOAP APIs to integrate external DoD data sources and systems.
• Leverage ServiceNow Integration Hub to build robust connections and automate data flow.

Skills

ServiceNow development

REST/SOAP API development

DoD RMF/STIG security

Agile SDLC

Team collaboration

Education

Bachelor's degree in Computer Science or related field

Tools

ServiceNow App Engine

IntegrationHub

Flow Designer

Service Portal/Workspace

Job description

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: ServiceNow Application Engineer w/Top Secret Clearance

Location: DC Metropolitan Area

Remote Status: Remote

Job Id: 350

# of Openings: 2

A3 Consulting is seeking an experienced ServiceNow 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!

In this job you will

• Design, develop, and maintain custom scoped applications on the ServiceNow 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 ServiceNow Integration Hub to build and manage robust connections, ensuring seamless data flow and process automation.
• Write secure code using DevSecOps 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.

Required Qualifications

• Bachelor's degree in Computer Science or a related field.
• 3+ years of hands‑on software development experience on the ServiceNow platform, with a strong focus on custom application development.
• Proven experience developing custom applications on the ServiceNow 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 ServiceNow Integration Hub.

Desired Qualifications

• ServiceNow Certified Application Developer (CAD) or Certified System Administrator (CSA).
• Experience with Flow Designer, IntegrationHub, Service Catalog, or other advanced ServiceNow 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.

Security Clearance

• Active Top Secret Clearance Required.

Salary Range

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

Benefit Information

• 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.

About A3 Consulting

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.