Senior Systems Engineer / Information Systems Security Officer (ISSO)
CACI International • Fort Meade, MD • Posted June 17, 2026
About the Role
Job Title: Senior Systems Engineer / Information Systems Security Officer (ISSO)
Job Category: Engineering
Time Type: Full time
Minimum Clearance Required to Start: TS/SCI with Polygraph
Employee Type: Regular
Percentage of Travel Required: Up to 10%
Type of Travel: Continental US
* * *
**The Opportunity:**
Join CACI as a Systems Engineer with an Information Systems Security Officer (ISSO) focus, where you will play a key role in ensuring the security, integrity, and reliability of mission‑critical systems. You will apply systems engineering principles across the full system lifecycle—from concept through retirement—while partnering closely with stakeholders, technical teams, and senior leadership. This role offers the chance to directly influence secure system design, support cloud modernization efforts, and guide programs through key security authorization activities.
**Responsibilities**
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Job Category: Engineering
Time Type: Full time
Minimum Clearance Required to Start: TS/SCI with Polygraph
Employee Type: Regular
Percentage of Travel Required: Up to 10%
Type of Travel: Continental US
* * *
**The Opportunity:**
Join CACI as a Systems Engineer with an Information Systems Security Officer (ISSO) focus, where you will play a key role in ensuring the security, integrity, and reliability of mission‑critical systems. You will apply systems engineering principles across the full system lifecycle—from concept through retirement—while partnering closely with stakeholders, technical teams, and senior leadership. This role offers the chance to directly influence secure system design, support cloud modernization efforts, and guide programs through key security authorization activities.
**Responsibilities**
<...