The government releases its monthly employment report for April before the market opens.
Economists expect the unemployment rate held steady at 8.8 percent last month. They expect the economy added 185,000 jobs, down from the 216,000 jobs added in March.
Stocks have fallen by 2 percent this week because investors worry that the economy isn't growing as quickly as previously thought.
Friday marks the one-year anniversary of the "Flash Crash." Stocks tumbled that day when one large trade overwhelmed the market's computer servers and sent prices in a tailspin.
Ahead of the opening, Dow Jones industrial average futures are up 16 points, or 0.1 percent, to 12,586. S&P 500 futures are up 3, or 0.2 percent, to 1,338. Nasdaq 100 futures are up 5, or 0.2 percent, to 2,384.