ServiceNow Developer

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Leidos is a FORTUNE 500 company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and health industries. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

Job Description
Leidos is seeking an experienced ServiceNow Developer to join our Strategic Operations Project Team that is chartered to transition AFDW ITSM BMC Helix to ServiceNow.

As a ServiceNow Developer, you will be the hands-on engineering force behind the IT Service Management (ITSM) modernization efforts for the Air Force District of Washington (AFDW) and the Department of the Air Force (DAF). Working in close coordination with architects and business stakeholders, you will build, configure, and deploy the automated workflows, custom applications, and system integrations that replace legacy, siloed processes. Your ability to write clean code, establish modern API integrations, and leverage ServiceNow out-of-the-box capabilities is vital to delivering secure, efficient, and user-centric solutions that directly support DAF mission readiness and day-to-day operations.

The Challenge:

• Platform Development: Designs, codes, debugs, documents, deploys, and maintains solutions on the ServiceNow platform in a highly efficient and effective manner.
• Process Automation: Develops and configures ServiceNow to automate internal Information Technology Infrastructure Library (ITIL) processes, ensuring operational efficiency across IT and business workflows.
• Module Engineering: Executes platform engineering (cloud-hosted and/or on-premise) focusing on ITSM Modules including Service Request, Incident, Problem, Change, and Configuration Management, alongside security and regulatory disciplines.
• Data & Code Optimization: Optimizes ServiceNow data models and table structures while actively participating in and applying strict coding standards and conventions to support consistency across the development team.
• Requirements Alignment: Reviews and applies requirements from internal and external teams, partnering closely with the business and IT to gather inputs and translate them into actionable ServiceNow configurations and implementations.
• Deployment & Migration: Assists with technical design, comprehensive documentation, and the secure migration of changes to production environments.
• Develop & Configure ITAM Modules: Build and enhance SAM Pro, HAM Pro, and SaaS Management modules, including normalization, reconciliation, entitlement models, and license metrics
• Integration & APIs: Create integrations with third-party tools (e.g., BellManage, SolarWinds, Xerox, LDAP, Forescout, Intune, AWS, Azure) using REST/SOAP APIs, Integration Hub, and MID Servers.
• Reporting & Data Management: Performs data loading and mapping; creates and enhances dashboards, ad-hoc reports, custom views, and scheduled jobs to track critical system metrics.
• Workflow Automation: Use Flow Designer, Business Rules, Client Scripts, and Scoped Apps to automate asset lifecycle processes (e.g., receiving, assignment, disposal)
• Carry out unit testing and resolve defects to ensure high-quality deliverables.
• Partners closely with the business and IT teams gather input to support ongoing business needs for ServiceNow configuration, implementation, and support.
• Schedules, installations, and tests system software upgrade.
• Performs other related duties and projects as business needs require at direction of management.
• Documentation & Training: Prepare technical and user documentation, and provide knowledge transfer to new team members.

What Sets You Apart:

• Requires a Bachelors degree and 8+ years of prior relevant experience or a Masters degree with 6+ years of prior relevant experience additional years of experience will be accepted in lieu of a degree. 
• Requires a current DoD Secret clearance.
• At least 4 years of ServiceNow development and scripting experience (JavaScript, Glide APIs, HTML, XML), with deep proficiency in Flow Designer, IntegrationHub, and API integrations.
• ServiceNow Certifications
• ServiceNow Certified System Administrator or ServiceNow Certified Application Developer, required.
• Strong expertise in ITAM (SAM/HAM) and ITOM (CMDB, Discovery, Service Mapping) modules.
• Proven experience in large-scale ServiceNow implementations and platform governance.
• ServiceNow Expertise: Strong knowledge of ServiceNow Suite (ITSM, ITOM, ITAM), workflows, business rules, client scripts, UI policies, and portal development)
• Knowledge of AI integration within ServiceNow, including Now Assist and AI Agents.

You Might Also Have:

• Master’s degree in IT or a related field.
• Certified Application Developer.
• ITIL v4 Foundations Certification.
• Advanced ServiceNow Certifications: Certified Implementation Specialist (CIS) in ITSM.
   

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

August 26, 2026

Pay Range:

Pay Range $107,900.00 - $195,050.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.