Information Systems Security Officer (ISSO)
Tetrad Digital Integrity LLC • Alexandria, VA • Posted June 13, 2026
About the Role
Tetrad Digital Integrity (TDI) is a leading-edge cybersecurity firm with a mission to safeguard and protect our customers from increasing threats and vulnerabilities in this digital age.
TDI is looking for an ISSO who possesses an active Secret clearance to support our Defense customer on a hybrid basis in Alexandria, VA. We would also consider a 1099 consultant for this position. There is the possibility after a few months that the role could convert to a FTE with TDI.
RESPONSIBILITIES:
+ Establish, implement, and enforce cybersecurity policies, procedures, and practices in support of customer objectives and DoD requirements.
+ Develop, maintain, and submit Assessment & Authorization (A&A) documentation, including Body of Evidence artifacts, SSPs, and related security documentation within eMASS to support authorization and continuous monitoring activities.
+ Serve as the Information System Security Officer (ISSO) for assigned Joint Service...
TDI is looking for an ISSO who possesses an active Secret clearance to support our Defense customer on a hybrid basis in Alexandria, VA. We would also consider a 1099 consultant for this position. There is the possibility after a few months that the role could convert to a FTE with TDI.
RESPONSIBILITIES:
+ Establish, implement, and enforce cybersecurity policies, procedures, and practices in support of customer objectives and DoD requirements.
+ Develop, maintain, and submit Assessment & Authorization (A&A) documentation, including Body of Evidence artifacts, SSPs, and related security documentation within eMASS to support authorization and continuous monitoring activities.
+ Serve as the Information System Security Officer (ISSO) for assigned Joint Service...