[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Merck & Co. jobs](https://jobs.opennash.com/companies/merck-co/) · [Search jobs](/search/) Merck & Co. # Senior Administrative Coordinator POL - Mazowieckie Wojewodztwo - Warsaw Full-time Senior individual contributor Administrative Listed on Merck & Co.’s official careers site. Posted October 30, 2026. Check that it is still open and apply there. [Apply on Merck & Co.’s careers site →](https://msd.wd5.myworkdayjobs.com/SearchJobs/job/POL---Mazowieckie-Wojewodztwo---Warsaw-Trade-Center/Senior-Administrative-Coordinator_R424928-2) [OpenNash Jobs](https://jobs.opennash.com/) / [Merck & Co.](https://jobs.opennash.com/companies/merck-co/) / Senior Administrative Coordinator ## Job description ### Job Description Senior Administrative Coordinator The Senior Administrative Coordinator will support managers and their teams within Data Integration & Automation hub. Job responsibilities require coordination of multiple tasks to complete work assignments, which include analytical thinking, organization skills, independent judgement, creativity, and problem-solving skills. This position also requires strong communication skills for effective interaction with administrative colleagues, company executives and internal/external clients/vendors both on-site and remotely to maintain overall workflow. Primary responsibilities include, but are not limited to: - Conduct general secretarial/clerical duties and support overall office arrangements - Support managers and team with variety of regular tasks and initiatives on daily basis - Organize and plan variety of visitors’ agendas; receive guests, provide guidance, and coordinate inquiries - Organize team’s meetings, trainings, and other events; help with overall preparation and contact with involved vendors - Organize complex international travel arrangements and manage expense reports - Support finance systems management as per management request - Communicate at a high level to effectively interact with company executives and their administrative/executive assistants and internal/external clients - Organize archiving activities as needed, including external vendor document management - Manage a correspondence of the department and coordinate an appropriate movement of documents and information Qualifications: The individual must possess strong communication and people (social) skills; have some experience with event planning/coordination and general office arrangements: Fluency in English (spoken and written, B2 level minimum) University degree preferred - Minimum of 1 year of administrative experience (international company would be an advantage); experience of dealing with different time zones is a plus - Proficiency in computer skills (MS Office applications) Experience with international travel organization would be an advantage - Ability to handle and effectively prioritize many simultaneous assignments Accuracy and attention to detail in all aspects of work Responsive and solution-oriented attitude Good organizational and communication skills (both in Polish and English) with the ability to foster good relationships with staff Flexible and mature attitude with the ability to work unsupervised High reliability, integrity, and confidentiality in handling jobs We are offering: Independent work in an international team in a company with an established position on the market Employment based on a permanent employment contract with a rich package of benefits Additional location(s) ### Compensation Information Required Skills: Confidentiality, Database Management, Event Planning, Executive Relationship Management, Extensive Traveling, File Management, International Travel Arrangements, Inventory Management, Office Administration, Office Management, Payment Handling, Prioritization, Processing Expense Reports, Project Coordination, Purchase Order Management, Secretarial Work, Travel and Expense Management, Travel Coordination, Vendor Management Preferred Skills: Current Employees apply HERE Current Contingent Workers apply HERE Search Firm Representatives Please Read Carefully Merck & Co., Inc., Rahway, NJ, USA, also known as Merck Sharp & Dohme LLC, Rahway, NJ, USA, does not accept unsolicited assistance from search firms for employment opportunities. All CVs / resumes submitted by search firms to any employee at our company without a valid written search agreement in place for this position will be deemed the sole property of our company. No fee will be paid in the event a candidate is hired by our company as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails. ### Employee Status Regular Relocation: Domestic VISA Sponsorship: No Travel Requirements: 10% Flexible Work Arrangements: Hybrid Shift: Not Indicated Valid Driving License: No Hazardous Material(s): n/a Job Posting End Date: 11/16/2026 *A job posting is effective until 11:59:59PM on the day BEFORE the listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date. ## At a glance - Posted by the employer: Oct 30, 2026 - First seen by OpenNash: Nov 1, 2026 - Last checked: Nov 1, 2026 - Listed for: 2 days - Location: POL - Mazowieckie Wojewodztwo - Warsaw - Employment type: Full-time[Apply on Merck & Co.’s careers site →](https://msd.wd5.myworkdayjobs.com/SearchJobs/job/POL---Mazowieckie-Wojewodztwo---Warsaw-Trade-Center/Senior-Administrative-Coordinator_R424928-2) ## Hiring at Merck & Co. - Open jobs: 818 - New in the last 7 days: After two weekly collections - Tracked since: Jul 10, 2026 [All Merck & Co. jobs](https://jobs.opennash.com/companies/merck-co/) · [Weekly hiring report](/reports/hiring/) ## More jobs at Merck & Co. ### [Associate Specialist, Data Architect](https://jobs.opennash.com/companies/merck-co/jobs/5ceec11bf4e2a3b38971/) POL - Mazowieckie Wojewodztwo - Warsaw ### [Business System Validation Associate Specialist](https://jobs.opennash.com/companies/merck-co/jobs/8bfe174f6c57e05baf4b/) POL - Mazowieckie Wojewodztwo - Warsaw ### [Business System Validation Senior Specialist](https://jobs.opennash.com/companies/merck-co/jobs/800162c5ff273b94cee7/) POL - Mazowieckie Wojewodztwo - Warsaw ### [Business System Validation Specialist](https://jobs.opennash.com/companies/merck-co/jobs/c96bd8b800911d6ab96d/) POL - Mazowieckie Wojewodztwo - Warsaw ### [Companion Diagnostics Manager](https://jobs.opennash.com/companies/merck-co/jobs/ca5f5d034a0e42b5d627/) POL - Mazowieckie Wojewodztwo - Warsaw ## Similar jobs at other companies ### [Sales Coordinator & Administrative](https://jobs.opennash.com/companies/marriott-international/jobs/cf158aae2c0bed7cd3d6/) Marriott International ### [Administrative Coordinator II](https://jobs.opennash.com/companies/thermo-fisher-scientific/jobs/4db727175ce6365fc881/) Thermo Fisher Scientific · Whitby, Ontario, Canada ### [Sales Coordinator-Property Administrative](https://jobs.opennash.com/companies/marriott-international/jobs/e86a4ba396cddaaf0c09/) Marriott International ### [Administrative Assistant/Project Coordinator](https://jobs.opennash.com/companies/sgs/jobs/e7ba32ee45f542177abc/) SGS · Burlington, ON, Canada ### [Administrative Coordinator I](https://jobs.opennash.com/companies/ppg/jobs/636944a34b2a7da8e378/) PPG · MYS - Shah Alam OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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