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

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**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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