Senior Greenhouse Implementation Consultant

About the Role  We are seeking an experienced Senior Greenhouse Implementation Consultant (1099 Contractor) to lead the implementation of Greenhouse across our global Talent Acquisition organization. You will serve as the technical implementation lead, partnering closely with Talent Acquisition Operations, HRIS, Greenhouse Professional Services, IT, Legal, Compliance, and third-party vendors to successfully deliver Greenhouse while ensuring hiring continues without interruption. This is a high-ownership, hands-on implementation role requiring deep Greenhouse expertise, strong technical knowledge, and exceptional project management skills. You will own the technical execution of the implementation, including system configuration, data migration, integrations, testing, go-live readiness, and Hypercare, ensuring Greenhouse is implemented as a scalable, well-integrated solution that supports Talent Acquisition today while providing a strong foundation for future growth. The ideal candidate has successfully led many enterprise Greenhouse implementations, proactively identifies risks, makes thoughtful recommendations, and delivers scalable solutions that support long-term business growth.  Engagement Type: 1099 Independent Contractor  Duration: Approximately 22 weeks (approximately 275 hours)  Target Start: July 2026  Target Go-Live: November 3, 2026  Hypercare Through: December 2026    What You'll Be Doing  Greenhouse Implementation  Lead the end-to-end implementation of Greenhouse across NinjaOne's global Talent Acquisition organization   Serve as the primary technical implementation lead, translating business requirements into scalable Greenhouse solutions while balancing recruiting best practices, long-term maintainability, and business needs. Partner with Talent Acquisition Operations, HRIS, Greenhouse Professional Services, IT, Legal, Compliance, and third-party vendors throughout the implementation   Proactively identify implementation risks, recommend solutions, and drive successful execution from planning through Hypercare   System Configuration  Own all Greenhouse configuration outside the scope of Greenhouse Professional Services   Configure and optimize recruiting workflows, candidate stages, hiring plans, scorecards, interview kits, approvals, permissions, automation, email templates, careers pages, CRM settings, referrals, agencies, reporting, and recruiting administration   Recommend scalable configuration decisions that balance business requirements with Greenhouse best practices while minimizing unnecessary customization   Maintain system documentation and configuration standards throughout the implementation   Data Migration  Develop and execute the migration strategy for candidate and requisition data from Jobvite and HireHive, ensuring data integrity and minimal disruption throughout the transition to Greenhouse Partner with Talent Acquisition Operations and HRIS to validate legacy recruiting data and support data mapping, transformation, import coordination, and post-migration quality assurance   Resolve data quality issues and ensure accurate migration with minimal disruption to recruiting operations   Integrations & Technical Support  Partner with HRIS, IT, Greenhouse Professional Services, and third-party vendors to design, implement, validate, troubleshoot, and optimize integrations that support reliable end-to-end recruiting workflows Support integrations including Dayforce, Okta SSO, Microsoft 365, calendar services, email authentication, DocuSign, background screening providers, assessment platforms, job boards, APIs, webhooks, and middleware solutions   Validate end-to-end integration functionality and coordinate technical issue resolution throughout implementation   Testing & Go-Live  Lead configuration testing, integration testing, User Acceptance Testing (UAT), regression testing, and production readiness activities   Develop testing scenarios that validate standard recruiting workflows and exception cases   Coordinate defect tracking, issue resolution, and validation prior to launch   Support implementation cutover, go-live activities, and Hypercare while ensuring a seamless transition from Jobvite to Greenhouse   Change Management & Training  Partner with Talent Acquisition Operations to support organizational readiness, communications, training, and user adoption   Develop administrator documentation and support training for recruiters, coordinators, hiring managers, HR partners, and system administrators   Promote Greenhouse best practices that improve long-term adoption and system utilization   Project Leadership & Documentation  Own implementation timelines, milestones, dependencies, risks, and project documentation   Coordinate implementation activities across Talent Acquisition Operations, HRIS, IT, Legal, Compliance, Greenhouse Professional Services, and third-party vendors   Document configuration decisions, governance, and system administration procedures   Deliver comprehensive knowledge transfer to Talent Acquisition Operations and HRIS to support long-term ownership   Additional duties as assigned      About You  8+ years of experience implementing HR systems or applicant tracking systems (ATS)   5+ years of hands-on Greenhouse administration and implementation experience   Successfully led a minimum of two enterprise Greenhouse implementations from discovery through go-live   Experience serving as the technical lead for an enterprise ATS implementation involving multiple cross-functional stakeholders and external implementation partners   Strong understanding of enterprise recruiting operations and Talent Acquisition workflows   Experience migrating from Jobvite or another enterprise ATS preferred   Experience implementing HR technology integrations, including APIs, webhooks, middleware, SSO, and third-party recruiting platforms   Experience implementing ATS solutions that integrate with enterprise HRIS platforms such as Dayforce with a strong understanding of how recruiting data flows across interconnected systems Experience working with Greenhouse Professional Services and third-party implementation vendors preferred   Strong project management skills with the ability to manage multiple workstreams, identify implementation risks, and independently drive project execution   Excellent communication skills with the ability to communicate technical concepts effectively across technical and business audiences   Experience supporting global organizations and multi-region recruiting environments preferred   Ability to develop comprehensive documentation, governance, and knowledge transfer materials that support long-term system success   You align with our values of Curiosity, Integrity, Kindness, Humility, and Builders and are committed to creating an environment where those values flourish    About Us   NinjaOne unifies IT to simplify work for nearly 40,000 customers in 140+ countries.     The NinjaOne Unified IT Operations Platform delivers endpoint management, autonomous patching, backup, and remote access in a single console to improve efficiency, increase resilience, and reduce spend. By automating IT and managing all endpoints, organizations give employees a great technology experience at work.   NinjaOne is obsessed with customer success and has retained a 98% customer satisfaction score for more than 5 years.     What You’ll Love   We are a collaborative, kind, and curious community.       Additional Information  This position is NOT eligible for Visa sponsorship.  #LI-KG1  #LI-Remote   #BI-Remote