Sean Fit Engineer

Sean Fit Engineer

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Aerospace engineer turned fitness coach. Founder of PEAK Physique Coaching. Iron sharpens iron (Prov. 27:17). DM me “5STEP” to start.

I help busy high achieving pros engineer fat loss and build strong, disciplined bodies.

07/16/2026

Crash diets will not tone your legs, training your entire lower body will.

You have already wasted enough time guessing.
Follow Sean Fit Engineer and fix it today.

07/15/2026

All fruits have sugar but the fiber content determines how fast that sugar spikes your insulin, which means pineapple and mango are quietly working against your fat loss every day while pears and apples are your best options.

You have already wasted enough time guessing.

Follow Sean Fit Engineer and fix it today.

07/15/2026

Keto, fasting, and cleanses failed you because none of them build muscle.

You have already wasted enough time guessing.

Follow Sean Fit Engineer and fix it today.

07/14/2026

The scale measures weight not fat, and if you are building muscle while losing fat the number will lie to you every single week, but weekly weigh-ins combined with strength tracking and progress photos tell you exactly what your body is actually doing.

You have already wasted enough time guessing.
Follow Sean Fit Engineer and fix it today.

07/14/2026

All the cardio in the world will not burn the fat if you are not in a caloric deficit.

You have already wasted enough time guessing.

Follow Sean Fit Engineer and fix it today.

Photos from Sean Fit Engineer's post 07/14/2026

Sweat does not build the body you want, the right plan does.You have already wasted enough time guessing.

Follow Sean Fit Engineer and fix it today!

07/13/2026

Twelve dumbbell rows, curl to press, pullovers, reverse flies, and tricep kickbacks in 25 minutes gives you the back thickness and arm definition that builds confidence in everything you wear.

You have already wasted enough time guessing.

Follow Sean Fit Engineer and fix it today.

07/13/2026

Uno barbell, tres row variations, and you have covered your side delt, your upper back width, and your rear delt so that every angle of your upper body looks jacked.

You have already wasted enough time guessing.
Follow Sean Fit Engineer and fix it today.

07/13/2026

If your legs are not growing, you are probably skipping the hamstring curl.

You have already wasted enough time guessing.

Follow Sean Fit Engineer and fix it today.

Photos from Sean Fit Engineer's post 07/13/2026

You cannot punish your way to results, you build them by chasing strength and consistency.

Follow Sean Fit Engineer and fix it today!

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San Jose, CA
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