[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All UnitedHealth Group jobs](https://jobs.opennash.com/companies/unitedhealth-group/) · [Search jobs](/search/) UnitedHealth Group · Westborough, MA # Medical Assistant - 3.5 days/week - Adult Medicine Westborough, Massachusetts, United States {'@type': 'MonetaryAmount', 'currency': '', 'value': {'@type': 'QuantitativeValue', 'unitText': ''}} Healthcare & Clinical Listed on UnitedHealth Group’s official careers site. Posted October 6, 2026. Check that it is still open and apply there. [Apply on UnitedHealth Group’s careers site →](https://careers.unitedhealthgroup.com/job/westborough/medical-assistant-3-5-days-week-adult-medicine/34088/101625166512) [OpenNash Jobs](https://jobs.opennash.com/) / [UnitedHealth Group](https://jobs.opennash.com/companies/unitedhealth-group/) / Medical Assistant - 3.5 days/week - Adult Medicine ## Job description $3,000 Sign On Bonus for External Candidates For those who want to invent the future of health care, here's your opportunity. We're going beyond basic care to health programs integrated across the entire continuum of care. Join us to start Caring. Connecting. Growing together. ### Location Reliant Medical Group, a Part of Optum: 900 Union St. ### Westborough, MA Schedule 3.5 days/week TBD Specialty: Adult Medicine Primary Responsibilities: - Prepare examination rooms and sterilize medical equipment & instruments Room patients, obtain health history and check vital signs - Document patient care using electronic medical records software - Perform phlebotomy, urinalysis, and handle patient specimen samples - Administer medications and perform injections/immunizations - Assist providers with minor, in-office procedures and perform point-of-care testing You'll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in. ### Required Qualifications Technical certification or 1+ years of experience performing the critical skills of a Medical Assistant after on-the-job training OR current enrollment in an accredited Medical Assistant program OR EMT certification Experience working as a Medical Assistant or EMT Preferred Qualification: Active Medical Assistant certification (CMA, CCMA, NCMA, RMA and CMAC) Successful completion of Basic Life Support (BLS-CPR) or completed within 90 days of date of hire Experience with electronic medical records software (EPIC) Experience performing medical back-office tasks including obtaining vital signs, injections/immunizations, phlebotomy, urinalysis and administering medications Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you'll find a far-reaching choice of benefits and incentives. The hourly pay for this role will range from $16.00 - $29.00 per hour based on full-time employment. We comply with all minimum wage laws as applicable. At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission. OptumCare is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations. OptumCare is a drug-free workplace. Candidates are required to pass a drug test before beginning employment. ## At a glance - Posted by the employer: Oct 6, 2026 - First seen by OpenNash: Oct 13, 2026 - Last checked: Oct 20, 2026 - Listed for: 14 days - Location: Westborough, Massachusetts, United States - Pay: {'@type': 'MonetaryAmount', 'currency': '', 'value': {'@type': 'QuantitativeValue', 'unitText': ''}}[Apply on UnitedHealth Group’s careers site →](https://careers.unitedhealthgroup.com/job/westborough/medical-assistant-3-5-days-week-adult-medicine/34088/101625166512) ## More jobs at UnitedHealth Group ### [LPN Patient Care Manager Assistant](https://jobs.opennash.com/companies/unitedhealth-group/jobs/4316aefaa2a5f56ba759/) Westborough, Massachusetts, United States ### [Medical Assistant - OBGYN - Reliant Medical Group](https://jobs.opennash.com/companies/unitedhealth-group/jobs/dc17dd4aeb739aedca1d/) Westborough, Massachusetts, United States ### [10 -16 Patients, No Call - Outpatient Physician - Baton Rouge, LA](https://jobs.opennash.com/companies/unitedhealth-group/jobs/114e3b330e7e00143b50/) Baton Rouge, Louisiana ### [10-16 Patients, No Call - Outpatient Physician- Houma, LA](https://jobs.opennash.com/companies/unitedhealth-group/jobs/a0d5029b5ee6865b5202/) New Orleans, Louisiana ### [7 on/7 off - Hospitalist Nurse Practitioner or Physician Assistant - WellMed Networks, Inc - Austin, TX](https://jobs.opennash.com/companies/unitedhealth-group/jobs/b7cc386d13ccc3cda159/) Leander, Texas, United States ## Similar jobs at other companies ### [Warehouse Associate (4 Days/Week, 1st Shift)](https://jobs.opennash.com/companies/cardinal-health/jobs/210454e0fca63b4f2e1c/) Cardinal Health · Elgin, IL ### [Warehouse Associate I WKND (+ 2 week days)](https://jobs.opennash.com/companies/hubbell/jobs/489172435c794cefb6a9/) Hubbell · Arden, NC, US ### [Platform Engineer (DevOps / Full-Stack Hybrid) [Up to 2 days/week telework]](https://jobs.opennash.com/companies/general-dynamics/jobs/f67d6303af9eaece9e6b/) General Dynamics · Annapolis Junction, MD, US OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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