What are some of the toughest military jobs?

I'm curious about the toughest jobs in the military and what makes them so challenging. If anyone has insight into these roles or personal experiences, I'd love to hear about the skills and mindset required to succeed in them.

There's quite a few positions in the military that can be considered "tough" due to the physically demanding aspects, the high-stress environment, or the extensive training required. Here are some examples across different branches:

1. Army Ranger: Army Rangers are part of the U.S. Army's elite light infantry unit. They are subject to an over two-month-long Ranger School which tests a soldier's endurance and combat skills under extreme conditions.

2. Navy SEAL: Navy SEALs undergo one of the most rigorous training programs in the U.S. military, known as BUD/S (Basic Underwater Demolition/SEAL). This training tests physical endurance, mental toughness, pain and cold tolerance, and ability to perform under high levels of stress and fatigue.

3. Special Forces Medical Sergeant (Green Beret): In addition to the combat training all Special Forces soldiers go through, these medics receive extensive medical training to provide emergency, routine, and long-term medical care to their units when a physician is not available.

4. Air Force Pararescue: These specialized airmen are trained to rescue and recover downed aircrews from hostile or unreachable areas. They undergo rigorous physical training, but must also have strong medical and parachuting skills.

5. Marine Recon: The US Marine Corps has its Reconnaissance Battalions who are responsible for providing vital intelligence on enemy forces. Due to the nature of their work, they have to be skilled in a variety of environments and combat situations which requires varied and intense training.

6. Explosive Ordnance Disposal (EOD) Technicians across service branches are tasked with the immensely high-stress job of disarming unexploded ordnance, improvised explosive devices (IEDs) and weapons of mass destruction.

Each of these roles requires not only physical strength and stamina, but also mental resilience, tactical thinking, teamwork and dedication. They do come with higher risks and more intensive training compared to other military roles, but they also provide the opportunity to be a part of unique and highly specialized units.