CW3 OER Writing Guide

The CW3 OER evaluates a senior warrant officer serving as an advanced technical expert and systems integrator. CW3s are expected to operate at the battalion level and above, providing expertise that bridges tactical operations and institutional systems. Evaluators look for strategic technical impact.

Typical duties:

Battalion-level or higher technical expert advising senior leaders on complex systems

Manages multi-faceted programs spanning maintenance, logistics, intelligence, or aviation operations

Integrates technical systems across the organization to improve operational capability

Develops training programs and certification standards for technical personnel across the battalion

Serves on boards, working groups, and institutional panels representing the warrant officer corps

Provides reach-back expertise to subordinate units on advanced technical challenges

Example bullets:

o served as the battalion’s senior technical expert, advising the commander on system integration across three companies

o developed a battalion-wide certification standard for technical personnel, adopted at the brigade level within the year

o managed a multi-faceted maintenance program spanning three companies, sustaining readiness above 95% throughout a deployment

o represented the warrant officer corps on a brigade-level equipment modernization board, shaping the fielding plan for two battalions

o provided reach-back technical expertise to a subordinate unit during a critical equipment failure, restoring capability within 48 hours

o mentored the battalion’s warrant officer cohort, developing two CW2s for follow-on senior technical positions

o integrated a new technical system across the battalion, reducing reporting errors by half

o advised the battalion commander on a systemic readiness gap, informing a resourcing request that was approved at brigade