Hiring in Livonia, Michigan. What You'll Contribute to OHM Advisors. This Administrative Assistant will work 20 hours / week. Work shall be completed during business hours but may be flexed over the course of the workweek. This person will work in-person at our Livonia office and perform a range of administrative duties supporting our Environmental & Water Resources Group and interacting with all levels of staff daily. Your Primary Focus. Schedul...