To excel as an Overnight Fire Extinguisher Inspector, you need knowledge of fire safety regulations, mechanical aptitude, and often a high school diploma or equivalent. Familiarity with inspection checklists, reporting software, and possibly certification such as NICET in fire protection is beneficial. Attention to detail, reliability, and strong communication skills are crucial for accurately documenting findings and ensuring safety compliance during off-hours. These skills ensure fire safety standards are met, risks are minimized, and facilities remain protected when regular staff are not present.