Information Systems Security Officer (ISSO)

Information Systems Security Officer (ISSO)

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: Continental US

Anticipated Posting End: 1/26/2026

The Opportunity:

CACI is responsible for providing comprehensive Integrated Product Support (IPS) services for the Tactical Integrated Ground Suite (TIGS) System of Systems (SoS). These services cover a range of support categories including management, engineering, maintenance, supply, data, training, continuous support, infrastructure, logistics , and personnel. The primary objective of these diverse services is to ensure warfighting readiness across the globe by increasing the operational availability and mission effectiveness of all currently deployed and future TIGS SoS.

Responsibilities:

• Determine enterprise information assurance and security standards.

• Develop and implement information assurance/security standards and procedures.

• Create and maintain System Security Plans for information systems leveraging NIST RMF, DoD RMF, and FEDMRAP methodologies.

• Ensure that a Certification and Accreditation package is prepared and maintained in accordance with (IAW) the DoD Information Assurance Certification and Accreditation Process (DIACAP), or the DoD Risk Management Framework (RMF).

• Recommend information assurance/security solutions to support customer's requirements.

• Identify , report, and resolve security violations.

• Establish and satisfy information assurance and security requirements based upon the analysis of user, policy, regulatory, and resource demands.

• Support customers at the highest levels in the development and implementation of doctrine and policies .

• Ensuring development and implementation of procedures in accordance with configuration management (CM) policies and practices for authorizing the use of hardware/software on an IS.

• Performs analysis, design, and development of security features for system architectures.

• Analyzes and defines security requirements for computer systems which may include mainframes, workstations, and personal computers.

• Act as the primary point of contact for stakeholders regarding system ATO inquiries and security compliance matters.

• Collaborate with IT and security teams to ensure compliance with security controls and facilitate the ATO process.

• Working knowledge of system functions, security policies, technical security safeguards, and operational security measures. Provides integration and implementation of the computer system security solution .

• Assist in the development and refinement of security policies and procedures related to ATO and information system security.

• Analyzes general information assurance-related technical problems and provides basic engineering and technical support in solving these problems .

• Performs vulnerability/risk analyses of computer systems and applications during all phases of the system development life cycle.

Qualifications:

Required:

• BA/BS + 7 years of relevant experience ( additional 5+ years of recent relevant experience may be substituted for degree, for a total of 12+ years of experience)

• Must possess a current Top Secret DoD Security Clearance with ability to obtain SCI.

• Experience managing and auditing privileged user provisioning processes and knowledge of DoD security training requirements.

• Excellent writing and documentation skills, with experience in creating System Security Plans (SSPs) and related ATO documentation.

• Experience working independently and, in a team, to support the customer, both on-site and remotely

• Exceptional verbal and written communication skills, with the ability to engage and educate stakeholders at all levels.

• Strong analytical and problem-solving skills, with the ability to interpret complex security regulations and standards.

• DoD 8570 IAT or IAM level III Certified

• Familiarity with DoD Risk Management Framework (RMF) or DIACAP processes

• ITIL Foundation (version 4) preferred.

Certifications (must possess at least one):

• (ISC)² Certified in Governance, Risk and Compliance (CGRC) / Certified Authorization Professional (CAP)

• CompTIA Advanced Security Practitioner (CASP+) CE

• (ISC)² Certified Cloud Security Professional (CCSP)

• CompTIA Cloud+ CE

• (ISC)² Systems Security Certified Practitioner (SSCP)

• CompTIA Security+ CE

• GIAC Security Essentials (GSEC)

Conditional Alternative Certifications (Considered):

• (ISC)² Certified Information Systems Security Professional (CISSP)

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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:
$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.