** Shares of WorleyParsons Ltd rise as much as 2.6 pct to A$13.950, hitting an over 6-week high
** The engineering firm says it was awarded an engineering, procurement, fabrication and construction (EPC) contract for the pipestone processing facility in Alberta, Canada, by energy producer Encana Corp
** Stock among biggest pct gainers on the S&P/ASX 200 benchmark index
** Stock lost about 16.1 pct in 2018, compared to the benchmark which shed nearly 7 pct
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