HCM Cloud Cybersecurity & ATO Specialist

Job Title: HCM Cloud Cybersecurity & ATO Specialist

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: None

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

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The Opportunity:

CACI is seeking Cybersecurity & ATO Specialists to support a large-scale federal HCM modernization program. This initiative operates in a FedRAMP-authorized Oracle Cloud environment and requires rigorous security compliance for federal civilian workforce data.  You will lead security authorization activities, implement security controls, and ensure continuous compliance with federal cybersecurity requirements. This role combines hands-on security engineering with RMF/ATO documentation and compliance expertise.  We are building a Security team that will protect sensitive federal HR data while enabling mission delivery through secure cloud operations.

Responsibilities:

• Lead Authority to Operate (ATO) package development and maintenance using RMF framework

• Implement and validate security controls aligned with NIST 800-53 and FedRAMP requirements

• Conduct security assessments and support third-party security audits

• Develop and maintain System Security Plans (SSP), security policies, and procedures

• Configure and monitor security tools including SIEM, vulnerability scanners, and endpoint protection

• Perform vulnerability assessments and coordinate remediation activities

• Support incident response activities and security investigations

• Implement data protection controls including encryption, masking, and access controls

• Review and validate Oracle Cloud security configurations against federal requirements

• Develop POA&Ms and track remediation of security findings

• Provide security guidance to development and operations teams

Qualifications:

Required:

• Bachelor's degree in Cybersecurity, IT, or related field + 5 years experience (additional experience may substitute)

• 4+ years experience with federal cybersecurity frameworks (RMF, FedRAMP, FISMA)

• Hands-on experience developing ATO packages and security documentation

• Knowledge of NIST 800-53 security controls and assessment procedures

• Experience with security tools (SIEM, vulnerability scanners, endpoint protection)

• CISSP, CISM, or equivalent security certification

• Must be able to obtain and maintain a Public Trust clearance (US Citizenship required)

Desired:

• 8+ years federal cybersecurity experience (for Lead positions)

• FedRAMP assessment or authorization experience

• Cloud security experience (OCI, AWS, Azure)

• Oracle Cloud security configuration experience

• CAP, CISA, or additional security certifications

• Experience with continuous monitoring and ConMon reporting

• Familiarity with federal HR data protection requirements

• Active Secret clearance or higher

This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI.

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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.

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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.

Since this position can be worked in more than one location, the range shown is the national average for the position.

The proposed salary range for this position is:

$75,200-$158,100

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.