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 de…