Atkins achieved turnover of $2.49bn (GBP1.86bn) during Q2 2016, representing a 6% revenue increase.
The UK-headquartered consultancy reported a pre-tax profit of $186m (GBP139m) during the three-month period.
Among the reasons given for the figures was a strong performance in the Middle East, driven by the firm’s work with the Central Planning Office (CPO) in Qatar.
Other factors include a significant improvement in the UK and European markets, along with two major transportation project wins in North America, which the firm contends will underpin its workload into the new financial year.
Atkins added that it was a difficult year for energy, although it recorded solid growth within the fields of nuclear and renewables.
A statement issued by the consultancy noted: “Overall, we remain confident for the year ahead, despite continued uncertainty in some of our markets.