Senior System Administrator
Delivered Tier 2 and Tier 3 support for problem identification, diagnosis, and issue resolution.• Conducted routine and emergency maintenance of servers and network equipment.• Contributed to the development, administration, and testing of disaster recovery plans.• Devised scripts and automation tools to improve system efficiency.• Implemented virtualization cluster and migrated critical line-of-business applications to improveperformance and reliability.• Ensured compliance with existing and future government cybersecurity regulations, including NIST800-171 and CMMC 2.0 Level 2