ServiceNow Sr. Developer​/Tech Lead

Centennial Technologies is seeking a Service Now Senior Developer / Technical Lead to support the design, development, and implementation of Service Now solutions for federal clients. This role serves as a hands-on technical leader
, responsible for guiding development efforts, ensuring best practices, and delivering scalable, high-quality Service Now capabilities.

Unlike an Architect, this role is execution-focused
, with responsibility for solution implementation, team guidance, and technical quality
, rather than enterprise-wide architecture ownership.

• Lead the design and development of Service Now solutions across modules such as ITSM, ITOM, CSM, HRSD, or custom applications
• Translate business and functional requirements into technical solutions and platform configurations
• Serve as a technical lead for development teams
  , providing guidance, mentorship, and code reviews
• Develop and customize Service Now applications using:
  Business Rules, Script Includes, UI Policies, Client Scripts, Flow Designer, Integration Hub, and Automation workflows
• Support integration efforts with external systems via REST/SOAP APIs, MID Server, and third-party tools
• Ensure adherence to Service Now best practices
  , coding standards, and platform governance
• Participate in Agile/Scrum ceremonies
  , sprint planning, and backlog refinement
• Troubleshoot and resolve complex technical issues across the platform
• Collaborate with architects and stakeholders to align solutions with overall platform strategy
• Support testing activities
  , including unit testing, system testing, and deployment validation
• Contribute to documentation
  , including technical design documents and implementation guides

• 5–8+ years of experience in Service Now development and implementation
• Experience developing custom applications and workflows on the Service Now platform
• Proven ability to lead development efforts or serve as a technical point of contact
• Experience with integrations (REST, SOAP, APIs, MID Server)
• Familiarity with Agile development methodologies
• Strong problem-solving skills and ability to work in a fast-paced environment
• Excellent communication skills with both technical and non-technical stakeholders

• Experience with additional Service Now modules such as: ITOM, CSM, HRSD, Sec Ops, GRC
• Experience in federal or public sector environments
• Familiarity with platform upgrades, releases, and instance management
• Exposure to Dev Ops/Dev Sec Ops  practices within Service Now delivery
• Experience mentoring junior developers or leading small teams

• Service Now Certified System Administrator (
  required
  )
• Service Now Certified application Developer (
  preferred
  )
• Additional Service Now certifications (e.g., ITSM, ITOM, CSM) are a plus

• Ability to obtain and maintain a Public Trust Clearance

• Bachelor’s degree in Computer Science, Information Systems, or related field (or equivalent experience)

• Location:
  
  Hybrid – At least 4 days onsite in Tysons Corner, VA.
• Job Type: Full-time

• Medical and Vision Insurance – Centennial covers 80% of employee and family premium costs, making high-quality healthcare affordable for you and your loved ones.
• Dental Insurance – 100% employer-paid coverage for employees.
• Short-Term and Long-Term Disability Insurance – Fully employer-paid, providing financial security and peace of mind.
• Life Insurance – Company-paid coverage to support you and your family.
• 401(k) Retirement Plan with Employer Match – A competitive 401(k) retirement plan with employer matching to support your long-term financial goals.
• Paid Time Off & Federal Holidays – A generous paid time off program and 11 paid federal holidays that support balance, flexibility,…