![File:US Navy 110914-N-ZZ447-005 Machinist's Mate 1st Class Ryan Jacobsen, right, demonstrates proper maintenance procedures to Electrician's Mate Firema.jpg - Wikimedia Commons File:US Navy 110914-N-ZZ447-005 Machinist's Mate 1st Class Ryan Jacobsen, right, demonstrates proper maintenance procedures to Electrician's Mate Firema.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/9/96/US_Navy_110914-N-ZZ447-005_Machinist%27s_Mate_1st_Class_Ryan_Jacobsen%2C_right%2C_demonstrates_proper_maintenance_procedures_to_Electrician%27s_Mate_Firema.jpg)
File:US Navy 110914-N-ZZ447-005 Machinist's Mate 1st Class Ryan Jacobsen, right, demonstrates proper maintenance procedures to Electrician's Mate Firema.jpg - Wikimedia Commons
![NAVY Spotlight-Machinist's Mate (Nuclear) 2nd Class Matthew Roney and Machinist's Mate (Nuclear) 3rd Class Richard Truong | U.S. Veterans Magazine NAVY Spotlight-Machinist's Mate (Nuclear) 2nd Class Matthew Roney and Machinist's Mate (Nuclear) 3rd Class Richard Truong | U.S. Veterans Magazine](https://usveteransmagazine.com/wp-content/uploads/2020/03/Navy-Spotlight.jpg)
NAVY Spotlight-Machinist's Mate (Nuclear) 2nd Class Matthew Roney and Machinist's Mate (Nuclear) 3rd Class Richard Truong | U.S. Veterans Magazine
![DVIDS - Images - Machinist Mate Nuclear First Class selected as Navy Recruiting Command Assessor of the Year DVIDS - Images - Machinist Mate Nuclear First Class selected as Navy Recruiting Command Assessor of the Year](https://d1ldvf68ux039x.cloudfront.net/thumbs/photos/2202/7047134/1000w_q95.jpg)