You Cannot Train for This Behind a Desk
There is a type of person who reads about preparation, watches the right videos, buys the right kit, and genuinely believes they are ready. They are not ready. You cannot think your way into physical and tactical competence. You have to do the work, repeatedly, in conditions that are uncomfortable, until the doing of it becomes unremarkable. That is the only route and there is no version of it that is easier than it sounds.
The physical baseline comes first. Not fitness in the sense of being able to run a 5k or lift reasonably well in a clean gym. Functional fitness for this kind of work means being able to operate for extended periods in heat, carrying weight, without sleep, on food that is not what you would choose, and still make good decisions at the end of it. That is a specific kind of conditioning and it requires specific preparation. Long steady-state work, loaded carries, training in heat where possible, getting comfortable with discomfort as a baseline state rather than something to be avoided.
Strength matters but not in the way people assume. You are not trying to be impressive. You are trying to be capable. There is a difference. The capability you need is functional, practical, and sustainable across a deployment that might last weeks. Training for that means compound movements, carrying, pushing, pulling, things that translate to real situations rather than things that look good in a mirror.
The tactical side is a different discipline entirely and it sits on top of the physical foundation. You cannot train tactics effectively if the physical work is not already there, because fatigue degrades decision-making faster than almost anything else. When you are tired, your judgement goes. Your reactions slow. Your attention narrows. The point of the physical preparation is to push the threshold at which that happens as far out as possible.
Tactical training in this context covers a range of things. Movement. How you move through an environment, individually and as part of a small team. How you communicate without making noise. How you use ground and cover. How you maintain awareness of what is around you without fixating on any one thing. These are learnable skills but they require practice in real space, moving through real terrain, not in a classroom.
Drills are the foundation of tactical competence. Repetitive, deliberate practice of specific sequences until they are automatic. Entry and exit from vehicles. Movement between positions. Immediate responses to specific scenarios. The reason drills exist is the same reason weapons handling becomes automatic through repetition. In a fast-moving situation you do not have time to think through a response from scratch. The drill fires and you execute it. The thinking happened in training, not on the day.
Working as part of a small team adds a layer of complexity that solo training does not prepare you for. You have to know where the other people are at all times. You have to communicate clearly and briefly under pressure. You have to trust that the person next to you has done the same preparation you have and will respond predictably. That trust is built through training together, not through conversation about it. You find out quickly in a drill whether someone is where they should be and doing what they should be doing.
Scenario training is where it comes together. You take the physical conditioning, the individual skills, the drills, and you run them through situations that are as realistic as they can be made. Stress inoculation, some people call it. The point is to expose yourself to pressure in a controlled environment so that when pressure arrives in an uncontrolled one it is not entirely unfamiliar. You have been in a version of this before. Your body knows what elevated heart rate and fast decision-making feels like. You are not encountering it for the first time.
The training never really stops. Between deployments you maintain the physical work. You revisit the skills. You identify gaps and work on them. There is always something that could be sharper, something that needs more repetition, something you noticed on the last deployment that you want to be better at next time. That ongoing attitude is what separates people who are genuinely prepared from people who were once prepared and have been coasting since.
I do not say any of this to make it sound more dramatic than it is. It is just work. Consistent, unglamorous, necessary work. The drama, if it ever comes, is brief. The preparation for it is everything else.
Ollie