Become an Extended Range Professional Teach Extended Range diving and become an ambassador for this exciting sport. SSI has a broad range of professional SSI courses, meaning you can follow your passion and meet your personal goals. Depending on your experience and training, you can become an instructor in overhead, rebreather, or open-circuit courses. You will teach divers how to plan and conduct dives in new environments, with new equipment, and beyond the decompression limit. As you lead certified technical divers and run different levels of Extended Range courses, you can explore the world’s best technical dives and truly immerse yourself in SSI scuba diving. Ask your training center about upcoming Extended Range courses and start your SSI dive courses today! Explore SSI’s range of professional open-circuit courses With SSI’s Extended Range open circuit programs, there is no limit to your tec diving ambitions! Your first step is to become an SSI Extended Range Instructor and teach others the thrill of diving up to 45 meters deep. When you are ready, get certified as an SSI Technical Extended Range Instructor and teach decompression diving up to 60m deep. Take the ultimate step as an open-circuit instructor and dive to 100m deep as an SSI Hypoxic Trimix Instructor. Extended Range Nitrox Diving InstructorGo deeper for longer and learn the skills all technical courses are based on. The SSI Extended Range Nitrox Diving Instructor certification is the first step in your technical instructor journey. Start this essential nitrox diving course now!Learn more Extended Range Trimix InstructorGo deeper, explore further, and develop your SSI Professional dive career. Become an SSI Extended Range Trimix Instructor and teach others the thrill of Extended Range. Start this technical dive training online today!Learn more Extended Range Foundations InstructorTake your SSI Pro dive career to the next level as an SSI Extended Range Foundations Instructor. Teach divers in a workshop environment the ultimate mastery of technical scuba diving skills. Start this essential tec diving course online today!Learn more Extended Range Sidemount InstructorDo you love sidemount diving? Do you want to develop your diving career and enjoy global job opportunities? Become an SSI Extended Range Sidemount Instructor and share the exhilaration of sidemount diving. Start this sidemount diver course online today!Learn more Technical Extended Range Trimix InstructorHone your technical diver skills and grow your professional diver career. Become an SSI Technical Extended Range Trimix Instructor and teach two gas switch decompression dives up to a maximum depth of 60 meters. Start this SSI dive certification now!Learn more Hypoxic Trimix InstructorDiscover unlimited depth and hone your trimix scuba skills. Become an SSI Hypoxic Trimix Instructor and teach multiple-gas switch, multiple-stop, decompression dives up to a maximum depth of 100 meters. Start this scuba diving instructor course now!Learn more Extended Range Cavern Diving InstructorGrow your SSI career and share the thrill of diving cenotes and caverns. Become an SSI Extended Range Cavern Diving Instructor and get certified to teach all SSI cavern diving and cenote dive courses. Start this dive instructor course online today!Learn more Extended Range Instructor TrainerInspire the next generation of dive professionals. Become an SSI Extended Range Instructor Trainer for open circuit, rebreather, and overhead environment diving. Start this ultimate SSI scuba certification and hone your diving trainer skills today!Learn more Share the silence – Become an SSI rebreather professional Share the silent world and enhance your career with SSI’s range of professional rebreather courses. Get started with the SSI SCR Diving Instructor course and teach no-decompression dives up to a maximum depth of 30 meters using the Mares Horizon semi-closed rebreather (SCR). Extend your range! As an SSI SCR Extended Range Instructor, you can train divers to conduct decompression dives up to a maximum depth of 40 meters using the Mares Horizon SCR. Are you passionate about closed-circuit rebreather (CCR) diving? The SSI CCR Diving Instructor course certifies you to teach no-decompression dives to a maximum depth of 30 meters using a CCR. Challenge yourself and become a CCR Extended Range Trimix Instructor to teach mixed gas decompression dives to a maximum depth of 45 meters. Is that no longer enough? Teach unlimited decompression diving to 60 meters as a CCR Technical Extended Range Instructor. Are you ready to take it all the way? Become a CCR Hypoxic Trimix Instructor and teach decompression diving to depths of up to 100 meters. SCR Diving InstructorDive deeper into the world of semi-closed rebreathers (SCR). Take your SCR diving to the next level and enjoy the best scuba jobs for rebreather divers. Become an SSI SCR Diving Instructor. Start this rebreather course online now!Learn more CCR Diving InstructorAre you passionate about closed circuit rebreather (CCR) diving? Do you want to share this pioneering sport with others? Become a CCR Diving Instructor and teach CCR diving at SSI centers around the world. Start this CCR diver training online now!Learn more CCR Extended Range Trimix InstructorEnhance your closed circuit diving career and share the thrill of bubble-free diving. Become an SSI CCR Extended Range Trimix Instructor and teach decompression dives to a maximum depth of 45 meters. Start this trimix dive course online today!Learn more CCR Technical Extended Range InstructorExplore the deep ocean and share your closed-circuit rebreather (CCR) diving passion. Become an SSI CCR Technical Extended Range Instructor and teach unlimited decompression dives up to a maximum depth of 60 meters. Start this CCR training today!Learn more CCR Hypoxic Trimix InstructorGo deeper than ever before. Become an SSI CCR Hypoxic Trimix Instructor and train divers to conduct decompression dives up to a maximum depth of 100 meters. Achieve the ultimate CCR diving instructor rating. Start online today!Learn more Leave the daylight behind – SSI Cave Instructor courses Become an SSI Extended Range Cavern Diving Instructor to certify SSI Recreational Cavern/Cenote Diving and Extended Range Cavern Diving courses. Ready to leave the daylight behind and explore further? Become an SSI Cave Diving Instructor. You will teach others how to safely penetrate caves with a single navigation decision and deal with problems in this extreme environment. Take the ultimate step and join the ranks of elite dive instructors – become an SSI Full Cave Diving Instructor! You will train divers to dive the most challenging environments there are and undertake the ultimate in overhead environment training. Cave Diving InstructorLeave the daylight behind, push your limits, and join the best scuba instructors. There is no limit to your ambitions with this SSI course. Become an SSI Cave Diving Instructor and teach tec divers. Start this cave diving certification today!Learn more Full Cave Diving InstructorJoin the ranks of elite dive instructors with this ultimate SSI cave diving training. Experience extreme cave dives, teach worldwide and further your career. Become an SSI Full Cave Diving Instructor. Start this cave diver course online today!Learn more Taste the history – Become a Wreck Instructor Indulge your passion for wreck diving and teach others to conduct wreck penetration dives. Start by becoming an SSI Extended Range Wreck Diving Instructor and certify divers to conduct wreck penetration dives within the daylight zone to depths of up to 40 meters. Take the next exciting step in your SSI scuba diving career and become an SSI Technical Wreck Diving Instructor. You will get certified to teach divers to conduct complex navigation wreck penetration dives. Extended Range Wreck Diving InstructorShare the thrill of wreck diving and enhance your career. Become an SSI Extended Range Wreck Diving Instructor. If you want to teach wreck divers at dream locations worldwide, this is the best way to do it. Start this SSI wreck diving course today!Learn more Technical Wreck Diving InstructorEarn the ultimate wreck diving certification. Share your tec diver passion and explore the deepest wrecks. Become an SSI Technical Wreck Diving Instructor and teach divers to conduct complex wreck penetration dives out of the light zone. Start now!Learn more Extend your skills to further your career Instructor TrainerAre you ready for the final step in SSI´s Instructor Career Pathway? Join the most elite dive instructors in the industry. Become an SSI Instructor Trainer and start teaching the entire range of SSI recreational diving courses today!70-80Suggested duration (h)2Open Water SessionsBasic Freediving InstructorWith the Basic Freediving Instructor course, active SSI scuba professionals can easily expand their diving career into the freediving market. Help water enthusiasts learn to freedive by teaching them basic freediving skills in this entry-level program.8-12Suggested duration (h)Freediving Assistant InstructorBecome an SSI Freediving Professional. If you are an experienced SSI Freediver and have completed the Training Techniques specialty, you can take the first step toward your professional freediving career by becoming a Freediving Assistant Instructor.50-64Suggested duration (h) Discover the Wonders of the Deep with SSI's Blog Join us on an exciting journey of discovery and learn more about exhilarating diving adventures, dedicated conservation initiatives, and innovative educational opportunities that will help you illuminate the extraordinary beauty of the underwater world. Let's explore the underwater world together and delve into the hidden wonders beneath the gentle waves. Pro Mermaids: The Skills You Need to Teach, Lead, and Inspire 2026-03-14 Pro mermaids need more than performance skills. Learn how to teach, lead safely, and build confidence through structured professional training. 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