checkbox.php

<?php 

// Controller
public function edit($id)
{
    //passar o model com id
    $usu = User::find($id);

    $perf = Perfil::all();

    $oper = Operacao::all();

    // Get building categories
    $user_opps = [];
    foreach($usu->operacaos as $opp):
        $user_opps[$opp->Operacao_ID] = true;
    endforeach;

    return view('usuario.edit', compact('usu', 'perf', 'oper', 'user_opps'));
}

// View
<div class="input-group">
    @foreach($oper as $opp)
        @if($opp->Operacao_Status == 1 && $usu->perfil_id == 2)
            <input type="checkbox"
            name="ids_operacoes[{{ $opp->Operacao_ID }}]"
            value="{{ $opp->Operacao_ID }}" 
            {{ isset($user_opps[$opp->Operacao_ID]) ? 'checked' : '' }}
            />

            {{ $opp->Operacao_Status }}  {{ $opp->Operacao_Descricao }}
        @endif
    @endforeach
</div>