ServiceNow Sr. Developer / Tech Lead

Description
Centennial Technologies is seeking a ServiceNow Senior Developer / Technical Lead to support the design, development, and implementation of ServiceNow 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 ServiceNow 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.
Requirements
• Lead the design and development of ServiceNow 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 ServiceNow applications using: Business Rules, Script Includes, UI Policies, Client Scripts, Flow Designer, IntegrationHub, and Automation workflows
• Support integration efforts with external systems via REST/SOAP APIs, MID Server, and third-party tools
• Ensure adherence to ServiceNow 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
Required Qualifications
• 5–8+ years of experience in ServiceNow development and implementation
• Strong hands-on experience with: JavaScript, Glide API, ServiceNow scripting, Core ServiceNow modules, (ITSM required; others preferred)
• Experience developing custom applications and workflows on the ServiceNow 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
Preferred Qualifications
• Experience with additional ServiceNow modules such as: ITOM, CSM, HRSD, SecOps, GRC
• Experience in federal or public sector environments
• Familiarity with platform upgrades, releases, and instance management
• Exposure to DevOps/DevSecOps practices within ServiceNow delivery
• Experience mentoring junior developers or leading small teams
Certifications
• ServiceNow Certified System Administrator (required)
• ServiceNow Certified application Developer (preferred)
• Additional ServiceNow certifications (e.g., ITSM, ITOM, CSM) are a plus
Clearance Requirements
• U.S. Citizenship required
• Ability to obtain and maintain a Public Trust Clearance
Education
• Bachelor’s degree in Computer Science, Information Systems, or related field (or equivalent experience)
Work Conditions
• Location: Hybrid – At least 4 days onsite in Tysons Corner, VA.
• Job Type: Full-time
Benefits and Perks
• 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, and time to recharge.
• Metro Reimbursement – Transportation benefits to help offset commuting costs and make getting to work easier and more affordable.
Centennial offers a highly competitive benefits package that protects your family, rewards your future, and supports your work-life balance.
Work Environment and Culture
• Collaborative, respectful, and inclusive culture.
• Direct access to leadership and decision-makers.
• Opportunity to work on high-impact federal modernization programs.
• Recognition programs for outstanding performance and innovation.
Technology and Innovation
• Exposure to cutting-edge technologies (AI, cloud, data, automation, cybersecurity).
• Opportunities to contribute to proprietary platforms and innovation labs.
• Modern tools and environments that support productivity and creativity.
Why Employees Love Working at Centennial
• Small business agility with enterprise-level impact.
• Your ideas are heard and implemented.
• You see the real-world impact of your work in government programs that matter.
• Strong values: professionalism, focus, integrity, trust, innovativeness, and excellence.
Equal Opportunity Employer:
Centennial is an equal opportunity employer and complies with all applicable federal, state, and local employment laws.