In a large pot, melt the butter over medium heat and sauté the onion, celery, and carrot until the vegetables are soft and translucent.
Stir in the tomato paste, dried thyme, and smoked paprika, cooking for one minute until the spices are fragrant.
Pour in the dry sherry to deglaze the pan, scraping up any browned bits from the bottom.
Add the seafood stock and bring the mixture to a gentle simmer for 10 minutes to allow the flavors to meld.
Using an immersion blender, puree the soup until it reaches a completely smooth consistency.
Stir in the heavy cream, sea salt, and black pepper, then fold in the lobster meat and heat for 2 minutes until warmed through.