Administrative Manager

Milliman’s Seattle Health Practice seeks an Administrative Manager to work under the direct supervision of the Director of Operations, supporting our leadership and broader staff team in our Seattle office. The Administrative Manager will play a pivotal role in overseeing administrative and billing operations and providing leadership to the administrative and billing team.

Milliman’s Seattle Health Practice partners with a broad spectrum of organizations, including insurance companies, health plans, government agencies, healthcare providers, reinsurers, Accountable Care Organizations (ACOs), health technology firms, and employers. Our team includes over 180 actuarial professionals, supported by expert consultants, IT specialists, and dedicated operations staff.

Join Milliman and collaborate with some of the most accomplished professionals in the health industry. Our mentor program ensures you have a dedicated colleague to guide your career growth, providing the support and resources you need to thrive. For motivated candidates, this is an exceptional opportunity to advance professionally while making a meaningful impact in healthcare.

In this role, you will have the opportunity to :

• Oversee all day-to-day operations of the Administrative and Billing teams, ensuring efficient, high-quality support for the practice.
• Continuously evaluate tools and processes to identify inefficiencies, proactively recommending and implementing improvements.
• Independently lead complex, cross-functional (often technical) projects to streamline and optimize operational workflows.
• Provide leadership, coaching, and feedback to the Administrative and Billing teams; develop performance metrics and create opportunities for professional growth to strengthen team skills and capabilities.
• Help build and sustain an efficient, collaborative, and diverse operations function that supports the success of the Seattle Health practice.

• Minimum of seven or more years of progressive administrative experience, including at least three years in a leadership or supervisory capacity.
• Demonstrated ability to independently lead and drive large, cross-functional operations initiatives.
• Proven experience implementing technological solutions to enhance operational efficiency.
• Intermediate or higher knowledge of Microsoft Office applications, especially SharePoint and Excel.
• Demonstrated aptitude to learn internal tools quickly including but not limited to internal ticketing systems, billing reports, and timekeeping tools.
• Hands‑on approach to analyzing tools and systems, with the ability to recommend and implement enhancements.
• Visual acuity to prepare, read, and analyze data.
• Must be available to work on‑site in our Seattle office and work minimal overtime, as necessary.
• Able to stand, walk, lift, and move objects weighing up to 25 pounds.

• Proven leadership skills with the ability to lead and motivate a team effectively.
• Accuracy and strong attention to detail.
• A polished demeanor and ability to interact professionally and amicably with all levels of staff.
• Direct experience managing initiatives involving executive‑level stakeholders.
• Thrives in ambiguous, fast‑paced environments and demonstrates decisive, confident decision‑making.
• Demonstrates a growth mindset and is flexible to changing business needs.
• Resourceful, service‑oriented, dependable, and tactful, with the ability to learn quickly and work independently.
• Efficient worker with good organizational skills who can prioritize numerous projects and tasks, support multiple professionals, and work with frequent interruptions and time constraints.
• Demonstrated integrity, trustworthiness, and respect for confidentiality.
• Experience with legal agreements and vendor management.
• Enthusiastic, helpful attitude with a willingness to learn.
• Good analytical and problem‑solving skills.
• Track record of collaborating in a team environment.
• Ability to receive and integrate feedback.

• Experience with Asana, Concur, Adobe Acrobat, and process management software preferred but not required

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