With over a decade in the field, my expertise is custom-tailored for your WHM/CPanel mail queue challenges. My solid grasp of WHM/CPanel, particularly when it comes to troubleshooting and email configurations, ensures a methodical approach to resolving your mail queue issue. My experience with LAMP installations on Linux makes me thorough in tackling server connectivity issues like a pro.
Throughout my career, I've managed countless dedicated/shared and VPSs using various control panels including cPanel- similar to your project requirements. This means that not only have I successfully troubleshooted several mail queue issues like yours before, but I also boast a deep understanding of the processes involved.
Additionally, my profile showcases my skills in identifying root causes and implementing reliable solutions within tight deadlines. My previous tasks align closely to your needs—from setting up servers from scratch and conducting security audits to installing control panels, managing disk space, and skyrocketing server performance. I am confident that with my comprehensive grasp on this domain and hands-on experience in rectifying such issues makes me the top choice for solving your mail queue woes. Looking forward to working together!