The Opportunity:
The position of a Human Capital Specialist will provide Workday support for Oliver Wyman in the United States and some international locations. It will be based in Warsaw and will be part of the HC Services function. As this role provides administrative support for a regional team, the individual in the role will need to be a self-starter who can operate without close supervision.They must be a team player and will require excellent communication skills. They must be comfortable working within a virtual team environment. The role also requires a high degree of organization, significant attention to detail and a strong customer service orientation. Oliver Wyman is a fast-paced environment that requires fluency in English. Working hours will be 8 hours per day.
Key Responsibilties:
- Enter/Submits US payroll transactions into Workday. This includes new hires, terminations, salary changes, leaves of absence, special payments, etc
- Audits US payroll transactions to ensure that the transaction is accurately calculated, and the pay is correct
- Calculates overpayments, underpayments and repayments
- Work closely with the MMC payroll team, to resolve US payroll issues
- Researches and resolves employee payroll issues
- Provides payroll information to authorized individuals as appropriate
- Assist with entering/submitting international Workday transactions including new hires, terminations, salary changes, leave of absences, etc
Key Requirements:
- Bachelor’s degree and/or equivalent work experience
- Working Knowledge of Workday System Administration or similar HR Information System
- Excellent data maintenance skills
- Strong demonstrated problem solving and analysis skills
- Excellent written and verbal communication skills in English
- Highly organized and detail-oriented
- Ability to multi-task in a high-paced environment
- Self-starter with a strong work ethic and an ability to work with minimal oversight
- Data entry experience preferred
- Able to maintain and respect confidentiality
- Ability to work collaboratively in a global team in a multicultural environment
- Excellent Microsoft Word, Excel and Outlook skills
- Experience in management consultancy, financial services, and/or a similar professional services industry is a plus.
What we can offer you:
- Full time job contract with an attractive compensation package
- Flexible benefits package which you can tailor to your needs (e.g. private health care, insurance, sport card, lunch card, gift card, saving plan, pension plan)
- Opportunity for professional growth in a stable, global company
- Access to mentoring and training programs
- Inclusive culture with Employee Resources Groups and CSR activities
- Working in diverse and dynamic teams, friendly and flexible workplace that promotes work-life balance
- A range of digital collaboration and online communication tools to support effective team work
- Various social initiatives and learning opportunities adapted for virtual settings
- Fresh fruit, beverages and snacks while working in our modern office near the city center.
Marsh McLennan Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Marsh McLennan and has not been reviewed or approved by Marsh McLennan.
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Leave & Time Off Breadth — Leave offerings are described as generous, including sizable PTO, paid holidays, paid sick days, and additional time off such as paid volunteer time and “Summer days.” These time-off benefits are portrayed as a standout part of the overall rewards package.
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Healthcare Strength — Healthcare coverage is characterized as comprehensive, spanning medical, dental, and vision options, with additional supports like disability and life insurance and access to mental health resources and an EAP. The breadth of plan options is positioned as a core strength of the benefits package.
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Retirement Support — Retirement benefits are framed as solid, with 401(k) programs and employer matching frequently highlighted alongside other financial programs. Stock purchase options are also referenced as an additional wealth-building component of the total rewards mix.
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What We Do
Marsh McLennan (NYSE: MMC) brings together nearly 78,000 experts in risk, strategy, and people across Marsh, Guy Carpenter, Mercer, and Oliver Wyman, serving clients in over 130 countries. Marsh enables enterprise worldwide by helping clients manage risks, transforming uncertainty into opportunity. Guy Carpenter helps clients grow profitably with reinsurance broking expertise, advisory services, and advanced analytics. Mercer helps organizations advance the health, wealth, and careers of their most vital asset — their people. Oliver Wyman’s expertise in strategy, operations, risk, and organization transformation changes what is possible for our clients, their industries, and society. Together, we combine a unique range of capabilities to help our clients solve problems, seize opportunities, and build lasting success in increasingly complex operating environments.









