We are seeking an experienced ServiceNow Sr. Developer to support a strategic ServiceNow consolidation initiative related to the integration of Exact Sciences (OnCO) into the environment. This role will focus on the design, development, configuration, integration, and migration of ServiceNow capabilities as the organization transitions approximately 8,000 users to a single ServiceNow instance.
The ideal candidate will have deep technical expertise across the ServiceNow platform, including ITSM, CMDB, integrations, workflow automation, and data migration. This individual will work closely with ServiceNow architects, business analysts, process owners, and platform leadership to deliver scalable solutions that support service management process alignment and platform consolidation.
Key Responsibilities
ServiceNow Development & Configuration
Design, develop, and configure solutions within the ServiceNow platform to support migration and integration objectives.
Build and enhance workflows, business rules, client scripts, UI policies, Flow Designer solutions, and custom applications.
Develop and maintain platform customizations while adhering to ServiceNow development best practices.
Troubleshoot and resolve complex platform issues, defects, and performance challenges.
Platform Integration & Migration
Develop and support technical integrations between legacy and target ServiceNow environments.
Assist in the migration of ServiceNow processes, configurations, data, user groups, and catalog items.
Support consolidation efforts into a single ServiceNow instance.
Develop scripts and automation solutions to streamline migration and transformation activities.
Participate in cutover planning and production deployment activities.
ITSM & Process Enablement
Support implementation and enhancement of:
Incident Management
Change Management
Problem Management
Service Catalog
Knowledge Management
Governance, Risk & Compliance (GRC)
Collaborate with Business Analysts and process owners to translate business requirements into technical solutions.
Configure workflows and automation supporting future-state processes.
CMDB & Data Management
Support CMDB integration, configuration, and data migration efforts.
Analyze and transform configuration data, CI relationships, and service mappings.
Assist with CMDB data quality initiatives and governance requirements.
Develop solutions supporting infrastructure, network, and application asset integration.
Collaboration & Delivery
Work closely with ServiceNow architects, SMEs, and technical teams to design and implement scalable solutions.
Participate in technical design sessions and code reviews.
Contribute to solution documentation, deployment plans, and operational support procedures.
Support testing, validation, and remediation activities throughout the migration lifecycle.
Provide technical expertise during project planning and execution phases.
Additional Skills & Qualifications
Experience developing ServiceNow integrations using REST, SOAP, APIs, MID Server, and IntegrationHub.
Strong JavaScript development skills within the ServiceNow platform.
Experience with data migration, transformation, and platform consolidation initiatives.
Knowledge of ServiceNow security, ACLs, roles, and application architecture.
Ability to troubleshoot complex technical issues and deliver scalable solutions.
Job Type & Location
This is a Contract position based out of North Chicago, IL.
Pay and Benefits
The pay range for this position is $65.00 - $75.00/hr.
Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.
Eligibility requirements apply to some benefits and may depend on your job
classification and length of employment. Benefits are subject to change and may be
subject to specific elections, plan, or program terms. If eligible, the benefits
available for this temporary role may include the following:
• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a fully onsite position in North Chicago,IL.
Application Deadline
This position is anticipated to close on Sep 14, 2026.
We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.
The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.
Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.
We’re TEKsystems and TEKsystems Global Services. We accelerate business transformation for our customers, so they can capitalize on change and master the momentum of technology. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities.
TEKsystems and TEKsystems Global Services are Allegis Group companies.
