<?php 
 
 include('header.php');
 require 'PHPMailerAutoload.php';
 $message='';
 
 if(isset($_POST["submit"]))
 {
  $path='upload/'.$_FILES["resume"]["name"];
  move_uploaded_file($_FILES["resume"]["tmp_name"], $path);
 
  $mail = new PHPMailer;
 
 $mail->SMTPDebug = 0; // Enable verbose debug output
 
 $mail->isSMTP(); // mailer to use SMTP
 $mail->Host = 'smtp.gmail.com'; // Specify main and backup SMTP servers
 $mail->SMTPAuth = true; // Enable SMTP authentication
 $mail->Username = '[email protected]'; // SMTP username
 $mail->Password = 'mypasswordgoeshere'; // SMTP password
 $mail->SMTPSecure = 'ssl'; // Enable TLS encryption, `ssl` also accepted
 $mail->Port = 465; // TCP port to connect to
 
 $mail->From=$_POST['email'];
 $mail->FromName=$_POST['name'];
 $mail->setFrom($_POST['email']);
 $mail->addAddress('[email protected]'); 
 
 $mail->AddCC($_POST['name'],$_POST['email']);
 
 $mail->WordWrap=50;
 
 $mail->AddAttachment($path);
 
 $mail->Subject='application for job';
  // Add a recipient
  // Name is optional
 $mail->addReplyTo($_POST['email']);
 
 $mail->isHTML(true); // Set email format to HTML
 
 //$mail->Subject = $_POST['subject'];
 $mail->Body = $_POST['message'];
 $mail->AltBody = $_POST['message'];
 
 
 
 if(!$mail->send()) {
  echo '<script>alert("Message could not be sent.")</script>';
  echo 'Mailer Error: ' . $mail->ErrorInfo;
 } else {
  echo '<script>alert("Message has been sent");
 
  window.location.href="career.php";
  </script>';
 
 }
 
 
 }
 
 ?>

Mailer Error: SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting