If you might be interested in receiving funding from DARPA, here is an announcement for their upcoming proposers day. Registration deadline is June 3 (physical attendance) or June 13 (Webcast attendance).
Nominations for the Breakthrough Prize are due May 31. The mathematics prize is relevant for TCS researchers.
A new-ish faculty fellowship program through the DoD, which looks suitable for TCS researchers working in quantum computation and network science.
Note there are information Webinars about the program on May 24th and 31st.