Dow Jones industrial futures are down a point to 13,218. The broader S&P futures have added 0.90 points to 1,454.50. Nasdaq futures are up 3.75 points to 2,729.25.
The Labor Department is expected to report that employers continued to add jobs in December, suggesting consistent economic growth in the U.S.
But markets still appeared uncertain Friday, a day after minutes released from the Federal Reserve's most recent meeting. The minutes showed a divide among members over continuing a program to buy U.S. bonds, an effort to encourage investors to remain active in stocks and other riskier bets.
That effectively ended a stock rally that began Wednesday.