Full list of all 30 Operation: Tango achievements. It takes around 8-10 hours to unlock all of the achievements in the base game on Windows.
The base game contains 24 achievements, and there is 1 DLC pack containing 6 achievements.
Complete A Viral Heist as an agent
Complete A Viral Heist as a hacker
Complete A High-Tech Target as an agent
Complete A High-Tech Target as a hacker
Complete Business on the Go as an agent
Complete Business on the Go as a hacker
Complete Digital Dive as an agent
Complete Digital Dive as a hacker
Complete Institutional Cleanup as an agent
Complete Institutional Cleanup as a hacker
Complete Big-Bang Theory as an agent
Complete Big-Bang Theory as a hacker
Locate the bomb as an agent
Locate the bomb as a hacker
Complete all missions as an agent
Complete all missions as a hacker
Complete all missions with both characters
Request a Hint
Kill your partner as an agent
Kill your partner as a hacker
Use all emotes as an agent
Send three messages to your partner as a hacker
Find Clever Plays on the world map
Complete all other Achievements
Complete all challenges as an Agent
Complete all challenges as a Hacker
Complete all challenges with both characters
Earn a bronze medal or better in all challenges
Earn a silver medal or better in all challenges
Earn a gold medal in all challenges