Senior HRIS Integration Specialist

HR Tech Job; Hercules (CA); On-site; USD 110,000 - 140,000; Part time

Job summary

CTG is seeking a Senior HRIS Integration Specialist to lead the design, development, and support of SAP SuccessFactors EC integrations with external HR/payroll systems. The role emphasizes building mappings, data flows, and robust API queries, while coordinating with middleware teams and vendors to ensure data integrity.

Responsibilities include testing across lifecycle events, production support, and guiding the Workday transition.

Qualifications

• 8+ years HRIS experience with 5+ years SAP SuccessFactors EC integration.
• Experience in designing and troubleshooting OData/CompoundEmployee queries.
• Experience supporting payroll integrations and enterprise data exchanges.

Responsibilities

• Lead design, development, testing, and support of SAP SF EC integrations with external systems.
• Develop and maintain mappings, data flows, and technical specs.
• Design and troubleshoot SuccessFactors OData and CompoundEmployee API queries.
• Build and monitor SF Integration Center jobs using CSV, EDI, OData, SOAP with SFTP/PGP.
• Validate integrations with ADP Celergo and ADP GlobalView.
• Collaborate with CPI and IICS teams to troubleshoot interface failures.
• Plan and execute end-to-end testing across lifecycle events.
• Provide production support and maintain docs and test evidence.
• Assist SF to Workday transition with mapping redesign and parallel testing.
• Partner with HR, Payroll, IT, middleware, and vendors to manage dependencies.

Skills

SAP SF EC

OData API

Integration Center

CPI (SAP)

IICS

ADP Celergo

ADP GlobalView

XML/JSON/CSV

SFTP/PGP

Data mapping

Testing

Tech documentation

Agile

Stakeholder mgmt

Education

Bachelor's degree in CS/IS

SF EC certification

Tools

JIRA ITSM

Workday integrations

Job description

CTG is seeking to fill a Senior HRIS Integration Specialist position for our client.

Location:

Hercules, CA

Duration:

Ongoing Contract

Duties:

• Lead the technical design, development coordination, testing, and support of integrations between SAP SuccessFactors Employee Central (EC) and external HR, payroll, and enterprise systems.

• Develop and maintain technical specifications, source-to-target mappings, transformation rules, value mappings, and data-flow documentation.

• Design, optimize, and troubleshoot SuccessFactors OData and CompoundEmployee API queries, including filters, delta extraction, effective dating, and complex employee data scenarios.

• Build, configure, and support SuccessFactors Integration Center jobs using CSV, EDI, OData, and SOAP formats, including scheduling, SFTP connectivity, PGP encryption, and monitoring.

• Maintain and validate integrations with ADP Celergo and ADP GlobalView, ensuring accurate employee data replication and timely resolution of errors.

• Collaborate with SAP Integration Suite (CPI) and Informatica IICS teams to troubleshoot interface failures, analyze messages, validate payloads, and resolve mapping and data-quality issues.

• Plan and execute integration testing, including unit, system integration, regression, and end-to-end testing across employee lifecycle events and retroactive changes.

• Provide production support by investigating integration incidents, identifying root causes, implementing corrective actions, and maintaining technical documentation and test evidence.

• Support the transition from SuccessFactors to Workday by assessing existing integrations, documenting requirements, redesigning data mappings, coordinating parallel testing, and preparing for migration and cutover.

• Partner with HR, Payroll, IT, middleware developers, and external vendors to manage integration dependencies, resolve issues, and ensure compliance with business and technical requirements.

Skills:

• Expert-level knowledge of SAP SuccessFactors Employee Central integrations, including OData and CompoundEmployee APIs.

• Strong understanding of the SuccessFactors data model, including Person and Employment objects, Job Information, Compensation, MDF objects, foundation objects, picklists, and effective dating.

• Proficiency in SuccessFactors Integration Center configuration and support.

• Working knowledge of SAP Integration Suite (CPI) and Informatica IICS.

• Hands-on experience with ADP Celergo and ADP GlobalView payroll integrations.

• Proficiency in XML, JSON, CSV, and fixed-width data formats, including SFTP connectivity and PGP encryption.

• Strong technical documentation, data mapping, integration testing, defect management, and root-cause analysis skills.

• Excellent analytical, troubleshooting, communication, and stakeholder management skills.

• Ability to coordinate effectively across HR, Payroll, IT, middleware teams, and external vendors.

• Familiarity with Agile delivery methodologies.

Experience:

• 8+ years of HRIS experience, including at least 5 years of hands-on SAP SuccessFactors Employee Central integration experience.

• 5+ years of experience developing, configuring, and supporting SuccessFactors Integration Center jobs.

• Extensive experience designing and troubleshooting OData and CompoundEmployee API queries, including complex employee data scenarios and delta extraction.

• Experience supporting payroll integrations, middleware interfaces, production environments, and enterprise data exchanges.

• Demonstrated experience with integration testing, data validation, incident resolution, and technical documentation.

• Experience supporting HRIS platform migrations, including integration assessments, requirements mapping, interface redesign, parallel testing, and cutover activities.

• Preferred exposure to Workday integrations, including EIB, Core Connectors, Workday Studio, or PECI.

• Experience working in a complex, global enterprise HRIS environment with multiple payroll providers and external vendor interfaces.

• Familiarity with JIRA ITSM for incident, problem, and change management.

Education:

• Bachelor's degree in Computer Science, Information Systems, or a related discipline, or equivalent practical experience.

• SAP SuccessFactors Employee Central certification preferred.

Excellent verbal and written English communication skills and the ability to interact professionally with a diverse group are required.

CTG does not accept unsolicited resumes from headhunters, recruitment agencies, or fee based recruitment services for this role.

About CTG

CTG, a Cegeka company, delivers IT and business solutions that enhance clients’ digital agility, empowering them to seize new opportunities and overcome any challenge. Backed by more than 60 years’ experience and a commitment to being a reliable, results-driven partner, we work shoulder to shoulder with clients to shape digital together. Our vision is to be an indispensable partner to our clients and the preferred career destination for digital and technology experts. With more than 9,000 team members in over 15 countries, we combine global expertise with local insight to deliver innovative solutions. We operate across the Americas, Europe, and India, working with over 3,000 clients in many of today's highest-growth industries.

Together, we shape what’s next—working shoulder to shoulder to deliver impactful solutions for our clients and society. Our culture is built by the people who work at CTG, the values we hold, and the actions we take. It's a living, breathing thing that is renewed every day through the ways we engage with each other, our clients, and our communities. At CTG, you’ll find a workplace where you are encouraged to grow, supported in your ambitions, and empowered to shape your own career journey. For more information, visit www.ctg.com .

CTG will consider for employment all qualified applicants including those with criminal histories in a manner consistent with the requirements of all applicable local, state, and federal laws.

CTG is an Equal Opportunity Employer. CTG will assure equal opportunity and consideration to all applicants and employees in recruitment, selection, placement, training, benefits, compensation, promotion, transfer, and release of individuals without regard to race, creed, religion, color, national origin, sex, sexual orientation, gender identity and gender expression, age, disability, marital or veteran status, citizenship status, or any other discriminatory factors as required by law. CTG is fully committed to promoting employment opportunities for members of protected classes.