Paddy Lowe has swapped the Mercedes garage for the Williams one
Lowe left Mercedes after four highly successful years with the team, during which they lifted the title three times in a row.
Earlier this month, he came to the end of his period of gardening leave and started work with Williams where he spent six years before joining the McLaren F1 team in 1993.
And Lowe reckons despite his new team finishing more than 600 points behind Mercedes last year, they do have some advantages.
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"The process is the same and there are undoubtedly things here at Williams that are much better than they have in Mercedes already," Lowe told Autosport.
"I have to see what the strengths are and what are the gaps, and then build on those.
"I've been asked many times over the past several years, 'what is the secret?' but it would be extremely misplaced for anybody to think they can come into any team and expect to suddenly find some sort of miracle or silver bullet.
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Paddy Lowe two decades working at McLaren
"The first stage is to get to know the team and see how I can bring value.
"The challenge is how to make the best with what you have available to get the best gains and the best value from it.
"That's no different whether you're working from one particular base, as I might have in another team, or what we have here."
Felipe Massa and rookie Lance Stroll will drive for Williams in 2017
Lowe has taken over the role as chief technical officer at Williams and is replacing Pat Symonds, the 63-year-old who will work as a Sky Sports pundit in 2017.
And he admitted that it has been a roller coaster of emotions since leaving Mercedes for Williams.
"It's interesting because of course you have feelings about what you have done [at another team] – these are feelings you have in that no man's land when you're between jobs," Lowe added.
"I strongly suspect that by the time I've landed in Australia and I'm completely turned 100% towards my new team that my only thoughts would be around where we're at and how we can be better.
"It automatically disappears with the intensity with which you immerse yourself in the competition of Formula 1.
"[Coming back to Williams] is an amazing story, I'm still coming to terms with it.
"It was an emotional moment to come back – it's almost 30 years since I started with Williams at the end of '87 and it's very, very special to come back and in effect take on the position of my original boss, Patrick [Head, former Williams technical director].
"At the same time, this is not about the sentimental side, this is about going forward and not telling old stories.
"I'm very excited about the future, and already I'm very happy with what I've seen and how we can build on that."