Biogen employees working as Associate II (Contractor) in US have attributed a compensation and benefits rating of 5 out of 5 stars, based on 2 ratings. This is in line with the average of Associate II (Contractor) professionals at Biogen worldwide.
The salary trajectory of a Associate II (Contractor) ranges between locations and employers. The salary starts at $77,791 per year (estimate) and goes up to $338,010 per year (estimate) for the highest level of seniority.
The estimated average salary for a Associate II (Contractor) at Biogen is $49,980 per year or $24 per hour, but some professionals have reported earning up to roughly $72,630 per year (90th percentile). The typical pay range is between $41,338 (25th percentile) and $60,946 (75th percentile) annually. This is based on 1 salaries submitted by Biogen Associate II (Contractor) professionals on Glassdoor, as of Jul 2026.
Associate II (Contractor) professionals typically earn between $20 and $29 per hour.
Associate II (Contractor) professionals typically earn between $3,445 and $5,079 monthly.
Associate II with an estimated total pay of $38 - $51/hr
Associate III with an estimated total pay of $40 - $53/hr