Employee benefits and retirement plan provider for mid-market employers
Sentinel Group operates a mid-sized employee benefits and retirement services business founded in 1987, currently expanding its advisor channel and modernizing its workflow automation stack. The company is adopting Apache Airflow to migrate existing automated processes — a signal of engineering maturity and data-pipeline standardization. Hiring momentum is accelerating across sales (advisor channel growth) and engineering, while pain points cluster around fiduciary compliance, IRS regulatory requirements, and competing at scale against larger incumbents.
Sentinel Group provides employee benefits administration, group retirement plans, and investment advisory services to mid-market employers in the United States. The business operates through a multi-channel model combining direct sales and an expanding network of financial advisors. Core operations involve plan administration, compliance management, and performance optimization — areas where regulatory risk and operational complexity are central concerns. The company maintains a 201–500 person workforce from its headquarters in Wakefield, Massachusetts.
Microsoft 365, Salesforce, AWS, Python, React, Node.js, SentinelOne, Active Directory, Azure AD, Freshservice, and NinjaRMM. Currently migrating workflow automation to Apache Airflow.
Wakefield, Massachusetts. The company is privately held and was founded in 1987.
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