US Army employees working as O2 - Army - First Lieutenant in US have attributed a compensation and benefits rating of 4.6 out of 5 stars, based on 54 ratings. This is 5% higher than the average of O2 - Army - First Lieutenant professionals at US Army worldwide.
The salary trajectory of a O2 - Army - First Lieutenant ranges between locations and employers. The salary starts at $0 per year (estimate) and goes up to $0 per year (estimate) for the highest level of seniority.
The estimated average salary for a O2 - Army - First Lieutenant at US Army is $165,242 per year or $79 per hour, but some professionals have reported earning up to roughly $302,393 per year (90th percentile). The typical pay range is between $123,932 (25th percentile) and $231,339 (75th percentile) annually. This is based on 255 salaries submitted by US Army O2 - Army - First Lieutenant professionals on Glassdoor, as of Jun 2026.
O2 - Army - First Lieutenant professionals typically earn between $60 and $111 per hour.
O2 - Army - First Lieutenant professionals typically earn between $10,328 and $19,278 monthly.