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Security Engineer, SME

CACI International Inc
United Statesfull_timeVerifiedPosted 3 Jun 2025
💰 $252,100/yr($114,600/yr$252,100/yr)

About the role

Security Engineer, SME

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: Top Secret

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

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The Opportunity:

CACI is seeking an experienced and highly skilled SME Security Engineer to join our team supporting U.S. Southern Command (USSOUTHCOM) in Doral, Florida. This position is contingent upon award.  

 

The ideal candidate demonstrates expert knowledge in network security solutions, with particular emphasis on Zero Trust Reference Architecture (ZTRA) implementation. The ideal candidate should possess a basic understanding of complex security issues and secure/non-secure voice systems.  

 

The role requires developing skills in communicating security concepts, designing zero trust strategies, and producing cybersecurity architectural artifacts. The ideal candidate should be able to conduct Security Assessment and Authorization (A&A) and apply Risk Management Framework (RMF) principles. This position involves providing Tier 3 O&S support and assisting with technical IT project activities under supervision. 


Responsibilities:

  • Design and implement network security solutions focusing on Zero Trust Reference Architecture (ZTRA) 

  • Analyze complex security issues and develop effective solutions 

  • Provide cybersecurity analysis and support for secure and non-secure voice systems 

  • Design, implement, and advise on zero trust security strategies and architecture 

  • Produce cybersecurity architectural artifacts and documentation  

  • Conduct Security Assessment and Authorization (A&A)  

  • Apply Risk Management Framework (RMF) in security practices 

  • Conduct in-depth analysis of military DoDIN policies, guidelines, and regulations; provide expertise and recommendations on military policies and best practices; and interpret and advise on DoD policies, regulations, and directives 
     

Qualifications:
Required: 

  • US citizen with active Top Secret clearance with SCI eligibility

  • 10+ years of relevant cybersecurity experience with 2+ years of experience in network security 

  • Bachelor's degree (BA/BS)

  • DoD 8140 certification at Advanced level (e.g., CISSP, CISM, or CASP/SecurityX) 

  • Familiarity with Zero Trust principles and NIST frameworks and extensive experience in military policy analysis and implementation

  • Expert knowledge of DoD policies, regulations, and directives 


Desired:

  • Master's degree (MA/MS) and DoD 8140 certification at Advanced level (e.g., CISSP, CISM, or CASP/SecurityX) 

  • Experience with military or Government systems and Senior level cybersecurity engineering experience 

  • Familiarity with Identity and Access Management (IAM) concepts 

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What You Can Expect:

 

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

 

An environment of trust

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Company

CACI International Inc

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