Here's a list of all game modes in the game:

Multiplayer Modes
- Blitz - Make it to the portal on the enemy's spawn point.

- Cranked - Kill enemies before the timer ends. Each kill restarts the timer.

- Domination - Capture and hold the flags. Every two seconds a flag is held, the team gets a point. First team to 200 points wins.

- Free-for-All - Every man for himself. First player to 30 kills is the winner.

- Grind - Recover dog tags and take them to the objective marker to score for your team.

- Hunted - Available in both team and free-for-all. Resources are limited. Fight for control of weapon drops to gain superiority.

- Infected - Eliminated players become Infected. Last player to survive when the timer ends wins.

- Kill Confirmed - Recover dog tags to gain points for your team. First team to 100 points wins.

- Search and Destroy - Teams take turns defending or trying to destroy the objective. Every player has 1 life

- Search and Rescue - Teams take turns defending or trying to destroy the objective. Recover dog tags to allow or deny respawns.

- Team Deathmatch - Kill players on the enemy team. First team to reach score limit wins.

PROOF

Here's a still Screenshot from the Multiplayer Reveal back earlier this year that clearly states its a active gamemode for multiplayer:
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