Arrange salmon filets and broccolini on a sheet pan. Brush the salmon with olive oil and toss with broccolini to coat.
Zest the lemon right over the salmon and broccolini. Season with salt and pepper. Drizzle the lemon juice over the top and bake for 20 minutes.
While salmon is baking, cook the pasta according to package directions. Drain and set aside.
Combine all sauce ingredients in a saucepan over medium-low heat. Stir occasionally and reduce the liquid by half.
Divide the cooked pasta among 4 meal prep containers and cover with the sauce. Top with salmon filets and broccolini. Store in the refrigerator for up to 4 days.