ServiceNow Developer

Leidos; Reston (VA); Hybrid; USD 87,000 - 157,000; Full time

Job summary

Leidos in Chantilly, VA is seeking a hybrid ServiceNow Developer and ServiceNow Systems Administrator for the Center for Information Systems Security (CISS) program. The role blends development and admin tasks across ITSM platforms, with travel to DC/Alexandria as needed.

The position requires a TS clearance, hands-on ServiceNow experience, and the ability to work across development, testing, and production environments on an on‑prem/Cloud hybrid setup.

Qualifications

• BS degree with 4–8 years of relevant experience, or MS with 4+ years of relevant experience.
• Top Secret security clearance is required.
• Experience with on-prem ITSM and ServiceNow administration/development.

Responsibilities

• Maintain and troubleshoot an on-prem ServiceNow instance in Production.
• Develop enhancements in development/sandbox before production migration.
• Assist with instance upgrades and licensing changes.
• Collaborate to create project roadmaps and timelines.
• Provide Linux and ITSM backend support and security compliance.

Skills

ServiceNow

JavaScript

HTML/CSS/XML

Flow Designer

Workflow Editor

Update Sets

ITSM

Linux

Dashboards/Reports

ACLs/Security

Education

BS degree

Masters (optional)

High School diploma + 2 yrs exp

Tools

ServiceNow

REST

SOAP

Linux

Job description

Description

The Leidos Security and Engineering Programs (SEP) is seeking a hybrid ServiceNow Developer and ServiceNow Systems Administrator for the Center for Information Systems Security (CISS) program. The split of time between roles will vary based on requirements. This position requires the ability to work flexible hours in Chantilly, VA with as‑needs travel to Washington DC or Alexandria, VA (under 25%).

Work Schedule is as follows:

Monday thru Friday: 6AM-2:30PM

Primary Responsibilities

Maintain, support, and troubleshoot an on‑prem production ServiceNow instance. Work with customers and end users to develop solutions for requested enhancements in development and sandbox environments before migrating to production. Assist with instance upgrades, including changes to licensing based off requirements and growth. Collaborate with team lead to create roadmap with timelines for project management and reporting purposes. Provide Linux and related systems support to maintain and upgrade ITSM backend/infrastructure. Assist with implementation of program and best‑practice security requirements.

Basic Qualifications

• BS degree and 4 - 8 years of prior relevant experience or Masters with 4+ years of prior relevant experience. A High School diploma with an additional 2 years’ relevant experience may be considered in lieu of a degree.
• Top Secret security clearance.

Technical Requirements

• Relational databases: Clear understanding of ServiceNow data schemas, table relationships, and dot‑walking.
• Web development basics: Foundational knowledge of HTML, CSS, and XML
• Scripting & logic: Write and debug clean JavaScript for Client Scripts, Business Rules, and Script Includes.
• Linux experience: Ability to support and upgrade the Linux ITSM platform backend.

ServiceNow Platform Knowledge

• Platform configuration: Modify tables, forms, lists, UI Polices/Actions, and Access Control Lists (ACLs).
• Process automation: Build and maintain cross‑module workflows using Flow Designer and Workflow Editor.
• System administration: Experience with User administration, Groups, and Roles.
• Reporting: Create and share standard dashboards and platform reports.
• Instance hygiene: Understand how to capture changes using Update Sets.
• Generalist development: Support, configure, and customize features across multiple modules including ITSM and custom applications.
• On‑prem platform upgrade and patching experience.

Soft Skills & Delivery

• Adaptability: Willingness to pivot quickly between different platform modules and diverse business requests.
• Requirements translation: Ability to turn basic business requests into functional platform configurations.
• Problem solving: Troubleshoot basic platform errors and user issues.
• Communication: Ability to gather requirements from non‑technical stakeholders.
• Assist with the design and implementation with business process requirements.

Couse Completion

• ServiceNow Fundamentals course
• IAT II Certification
• One of the following active certifications or the ability to obtain within three months of hire: ServiceNow Certified Application Developer, ServiceNow Certified System Administrator, ServiceNow Certified Implementation Specialist, or other ServiceNow certification.

Preferred Qualifications

• ITIL v3/v4 Foundations Certification
• ServiceNow API experience, such as REST and SOAP
• Experience with ServiceNow on‑prem.

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

September 10, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline onlyand 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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.