ServiceNow Developer Senior
Leesburg, Virginia
Experience: 8
Category: Information Technology
Contractor Work Model: Hybrid
Brand: System One
Compensation Range: 70.00 - 90.00 Per Hour
Job ID: 349388
Date Posted: 04/17/2026
Shortcut: http://jobs.systemone.com/7fg9gZ
Job Title: ServiceNow Developer Senior
Location: Leesburg, Virginia
Type: Contract
Compensation: $70-80/HR W-2
Contractor Work Model: Hybrid – onsite and remote
Responsibilities
- Design, develop, and implement ServiceNow applications, modules, scripts, workflows, and integrations.
- Configure and customize ServiceNow including UI policies, business rules, client scripts, flows, catalog items, and update sets.
- Support the expansion of ServiceNow across additional business functions (e.g., ITSM, HRSD, Asset Management).
- Develop and maintain integrations between ServiceNow and external systems using REST, SOAP, MID Servers, and other technologies.
- Troubleshoot and resolve technical issues across environments (Dev/Test/Prod).
- Collaborate with stakeholders, product owners, and SMEs to gather requirements and translate them into technical solutions.
- Ensure platform stability, performance, and adherence to best practices, development standards, and security requirements.
- Participate in code reviews, release management, and ongoing platform upgrades.
- 5+ years of hands-on ServiceNow development experience.
- Strong knowledge of ServiceNow architecture and core modules (ITSM required; HRSD, ITAM, or ITOM preferred).
- Proficiency with JavaScript, Glide API, Flow Designer, and ServiceNow scripting.
- Experience with update set management, data imports, CMDB, and ACLs.
- Familiarity with integrations (REST/SOAP), MID Servers, and authentication methods (OAuth, SAML, etc.).
- Strong problem-solving abilities and experience supporting cross-functional teams.
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
#M-2
#LI-CK1
Ref: #850-Rockville (ALTA IT)
-
ServiceNow Consultant
Leesburg, VA
Job Title: ServiceNow Consultant Location: Leesburg, VA Type: Contract Compensation: 70-90/hr W2 Contractor Work Model: Hybrid Hours: 40.0 Responsibilities Develop, configure, and maintain ServiceNow applications with emphasis on Service Catalogs and R...
Date Posted: 04/12/2026 Recommended
-
IRM GRC ServiceNow Developer Senior
Englewood, Colorado
Job Title: IRM GRC ServiceNow Developer Senior Location: Englewood, CO Type: Contract To Hire Compensation: 130-160K Contractor Work Model: On-site Security Clearance: Clearable for a secret clearance (but don't have to have a current one to start). Du...
Date Posted: 04/29/2026 Recommended
-
Full-Stack Developer
NA, Virginia
Senior Full-Stack Developer (Python / Django / AWS) Location: Remote (EST Preferred) Type: Contract To Hire Contractor Work Model: Remote Responsibilities Work closely with clients, technical leads, and cross-functional teams to design and deliver scal...
Date Posted: 05/05/2026 Recommended
-
Windows CNO Developer
Herndon, Virginia
Job Title: Windows CNO Developer Location: Herndon, Virginia Type: Direct Hire / Salaried Contractor Work Model: Onsite Security Clearance: CI Poly needed to start Join a top-tier aerospace & defense company supporting mission-critical national securit...
Date Posted: 05/14/2026 Recommended
-
.Net Developer (Secret Clearance)
Quantico, Virginia
.NET Web Application Developer FBI Virtual Academy Hybrid schedule: 1 day/month onsite in Quantico, VA Secret clearance required RESPONSIBILITIES: • Design and Develop .NET based web application functionality using C# and MVC • Build web applications u...
Date Posted: 05/05/2026 Recommended
-
Software Developer (C++/C#/ASP.Net)
Merrifield, Virginia
Software Developer (C++/C#/ASP.Net) Merrifield, VA $130,000 plus benefits Candidates must be able to work without sponsorship Must be able to obtain Public Trust clearance We are seeking a skilled and motivated Software Developer with a strong educatio...
Date Posted: 05/08/2026 Recommended
-
API developer with Tenable
McLean, VA
Job Title: API developer with Tenable Location: McLean, VA Type: Contract To Hire Compensation: $110,000.00 - $150,000.00 Contractor Work Model: Hybrid – onsite and remote Responsibilities Develop and maintain custom connectors between Tenable and inte...
Date Posted: 03/17/2026 Recommended
-
Network Engineer (TS/SCI)
Springfield, Virginia
Network Engineer Springfield, VA - onsite Security Clearance: TS/SCI Responsibilities: Provide advice and training to end-users and less-experienced network personnel Identify, analyze, and resolve network incidents and problems Provide network/equipme...
Date Posted: 05/13/2026 Recommended
-
Java Mainframe Developer
Vienna , VA
Job Title: Java Developer Location: Remote Type: Contract Responsibilities Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed applications with the organ...
Date Posted: 05/06/2026 Recommended
-
Project Manager
Alexandria, Virginia
Job Title: Project Manager Location: Alexandria, Virginia, United States Type: Direct Hire Compensation: Contractor Work Model: Remote – offsite Responsibilities Lead the planning, execution, governance, and delivery management of large-scale Salesforc...
Date Posted: 05/13/2026 Recommended
-
Forgerock Developer
Salt Lake City, Utah
Job Title: Forgerock Developer Location: Salt Lake City, Utah Type: Contract To Hire Compensation: $0.00 Contractor Work Model: Onsite – onsite Hours: 40.0 Security Clearance: Not specified Overview Leave placeholder text here for recruiter to input Re...
Date Posted: 04/10/2026 Recommended
-
Content Developer
Birmingham, Alabama
Job Title: Content Developer Location: Birmingham, Alabama Type: 6 month Contract Compensation: $25.00 Contractor Work Model: Onsite – onsite Hours: 40.0 Responsibilities Supports the analysis, design, development, implementation, and maintenance of tr...
Date Posted: 04/28/2026 Recommended
-
Product Analyst
Vienna, Virginia
Job Title: Product Analyst Location: Vienna, VA Type: Contract Contractor Work Model: Hybrid – onsite and remote Responsibilities • Clearly communicate status updates and issues in both oral and written formats; lead product meetings. • Author a wide r...
Date Posted: 05/11/2026 Recommended
-
AEM Developer Architect
Centennial , Colorado
Job Title: AEM Developer Architect Location: Centennial, Colorado Type: Contract To Hire Contractor Work Model: Onsite Responsibilities Lead the design and development of enterprise-grade AEM solutions focusing on modularity, scalability, and maintaina...
Date Posted: 03/18/2026 Recommended
-
AEM Developer Architect
Centennial , Colorado
Job Title: AEM Developer Architect Location: Centennial, Colorado, United States Type: Contract To Hire Contractor Work Model: Onsite Hours: 40.0 Responsibilities Lead the design and development of enterprise-grade AEM solutions focusing on modularity,...
Date Posted: 04/03/2026 Recommended
-
Senior Cloud Security Specialist (API) - onsite
Washington, DC
Senior Cloud Security Specialist (API) Washington, DC – onsite US citizenship required per government contact Must be able to obtain Public Trust clearance Type: Multi-year Contract Open to W2 and C2C Deadline to apply: May 5th We are seeking a Senior ...
Date Posted: 05/01/2026 Recommended
-
.NET Mainframe Developer
Vienna , VA
Job Title: .NET Developer Location: Remote Type: Contract Contractor Work Model: Remote Responsibilities Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distribut...
Date Posted: 05/06/2026 Recommended
-
Mid level Java Developer
Washington, District Of Columbia
Full Stack Developer (UI focused) Washington, DC – hybrid (3 days a week onsite) Candidates must be able to work without sponsorship Must be able to obtain Public Trust clearance 6 month contract System One is seeking a mid-level Full Stack Developer t...
Date Posted: 05/05/2026 Recommended
-
Sr ServiceNow Product Owner
Reston, VA
Job Title: ServiceNow Sr Product Owner Type: Contract To Hire Compensation: $73/HR Contractor Work Model: Hybrid Must be USC/GC holder per client LOCATION: Hybrid - onsite 1-2x / week in Reston, VA. Onsite interview. System One is seeking a ServiceNow ...
Date Posted: 03/06/2026 Recommended
-
.NET Developer
Kittery, Maine
Job Title: .NET Developer Location: Kittery, Maine Required : Currently active Secret Clearance If interested reach out directly to kimberly.spicer@systemone.com Required: .NET development experience, including custom database-driven web parts and time...
Date Posted: 04/13/2026 Recommended
-
Business Application Developer
Tampa, FL
Job Title: Business Application Developer Location: Tampa, FL Type: Direct Hire Security Clearance: Must Be Able to Obtain a DoD Secret Security Clearance Job Summary: System One is seeking a Business Application Developer for a full-time/permanent opp...
Date Posted: 04/27/2026 Recommended
-
Software Developer
Washington, District Of Columbia
Title: Software Developer Location: Washington, DC Clearance: Active Secret clearance/Top-Secret preferred Type: Direct Hire Contact: Crystaldinnocenti@systemone.com Successful Software Developer's demonstrate competency in integrating advanced technol...
Date Posted: 03/25/2026 Recommended
-
Oracle Technical Developer
Bellevue, Washington
Job Title: Oracle Technical Developer Type: Contract Compensation: $72 - $90 hourly Hybrid: Bellevue, WA Job Title: Oracle Technical Developer Overview: We are seeking an experienced Oracle Technical Developer for a 12-month contract opportunity. In th...
Date Posted: 04/06/2026 Recommended
-
Lead Kafka Developer
Pittsburgh, PA
Job Title: Lead Kafka Developer – Software Engineer Lead Location: Pittsburgh, PA Type: Contract Compensation: Contractor Work Model: Onsite – onsite Hours: 40.0 Security Clearance: Responsibilities Design and develop Kafka-based streaming architecture...
Date Posted: 05/11/2026 Recommended
-
ServiceNow Technical Lead
salt lake city, Utah
Position Title: ServiceNow Technical Lead Position Location: Salt Lake City, UT Duration – Contract-to-Hire after 6 Months Employment Type - This is for W2 Employment Key Qualifications: • Experience: o 8+ years of experience in ServiceNow development,...
Date Posted: 02/27/2026 Recommended
-
AI Mobile/ RPA SME
Hampton, Virginia
Job Title: AI / RPA Solutions SME (TS/SCI) Location: Hampton, VA Type: Direct Hire Work Model: Onsite Clearance: TS/SCI Required Overview We are seeking a TS/SCI-cleared AI / RPA Solutions SME to support Air Force modernization efforts by building and ...
Date Posted: 04/21/2026 Recommended
-
Quality Assurance Engineer
McLean, Virginia
Quality Assurance Engineer Contractor Work Model: Remote If interested reach out directly to kimberly.spicer@systemone.com What You Will Do: As a Quality Assurance Engineer, you will create tests that identify issues with product software and infrastru...
Date Posted: 05/01/2026 Recommended
-
Network Engineer
Reston , Virginia
Job Title: Network Engineer Location: Reston, VA Role Type: Contract Clearance Required: CI Poly Roles and Responsibilities: Work full-time at the customer site in Reston, VA. Communicate with the customer(s), sales teams, peers, engineering and suppor...
Date Posted: 05/14/2026 Recommended
-
Quality Assurance Engineer
McLean, Virginia
Job Title: Quality Assurance Engineer Location: McLean, Virginia Type: Contract To Hire Contractor Work Model: Remote – offsite Responsibilities Create tests that identify issues with product software and infrastructure prior to launch Develop test str...
Date Posted: 04/23/2026 Recommended
-
Network Administrator
Bethesda, Virginia
Job Title: Network Administrator Location: Bethesda, Md Contractor Work Model: Onsite If interested reach out directly to kimberly.spicer@systemone.com Responsibilities Requires: professional certification (CCNA or CCNP). Support the network infrastruc...
Date Posted: 05/08/2026 Recommended