Senior Security Engineer

Senior Security Engineer

Job Category: Security

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 a Senior Security Engineer to join and support our IAM team with access management initiatives using IDS/IPS, Corelight, and Suricata. The ideal candidate will have extensive knowledge of IAM best practices and hands-on experience with all three specific platforms. This candidate will support a DHS facility located in Stennis, MS.

The Sr. Security Engineer should feel comfortable working on customer site and remotely while optimizing the network security infrastructure and collaborating with cross-functional teams to enhance DHS’ overall security posture. This role is part of the IAM Team of Engineers working to define, develop, and manage strategies that reduce risk and improves resiliency.

Responsibilities:

The Sr. Security Engineer will:

• Serve as a local network detection point of contact for the DHS Stennis, Ms. location providing technical guidance and supporting the IDS/IPS, Corelight, and Suricata implementations.
• Support the design, implementation, and maintaining of all three solutions and technologies
• Configure, tune, and optimize Corelight sensors for enhanced network visibility
• Develop, deploy, and maintain Suricata rules for effective threat detection
• Analyze network traffic and security events to identify and respond to potential threats
• Collaborate with other security teams to integrate IDS/IPS, Corelight, and Suricata data into the overall security ecosystem
• Conduct regular network performance and optimizations of detection systems
• Troubleshoot complex issues and provide technical support to end-users and IT support teams
• Document and map the architecture of the current IAM solutions
• Support the development of a Security Engineering Tool roadmap
• Collaborate with cross-functional teams to enhance overall security posture through automation
• Stay current with emerging security technologies and industry trends to recommend improvements or additions.


Qualifications:

Required: 

• Ability to attain DHS EOD and Top Secret (TS) clearance
• ITIL V4 Foundations certification (or obtain in first 6 months)
• MA/MS or equivalent +10 years of experience (BA/BS + 13yrs or AA/AS +15yrs)
• Significant experience in IAM with at least 3 years focused on network security, specifically IDS/IPS technologies
• 5+ years of hands-on experience with Corelight and Suricata
• Strong understanding of network protocols and traffic analysis
• Proficient with scripting languages (Python, Bash, etc.)
• 4 or more years of hands-on experience in enterprise network IT support
• Experience working with and guiding technicians with varying skill levels and supporting end users remotely
• Experience with security tools and technologies, like SIEM and firewalls
• Strong analytical and problem-solving skills, particularly in optimizing security workflows
• Professional, customer-oriented, and even-keeled under pressure
• Effective communicator at all levels, both written and verbal


Desired:

• Any of the following certifications:
o GIAC Certified Intrusion Analyst (GCIA)
o EC-Council Certified Security Analyst (ECSA)
o Corelight Certified Engineer (CCE)
o Corelight Certified Analyst (CCA)
o OISF Suricata Training Certificate
• Significant experience with DevOps practice and tools
• Cybersecurity relevant certification Security +, CEH, GPEN, OSEP, Information Systems Security Engineering Professional (ISSEP)

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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.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy. 

 

Your potential is limitless. So is ours.

Learn more about CACI here.

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Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here.

The proposed salary range for this position is:

$86,000 - $189,100

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.