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Information Systems Security Engineer ( ISSE)

Caci, Inc. - Federal

Columbia, MD · Posted August 4, 2026

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About the job

Job Title: Information Systems Security Engineer ( ISSE)

Job Category: Information Technology

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

* * *

The Opportunity:

The Information Systems Security Engineer (ISSE) shall perform technical security assessments of computing environments to identify points of vulnerability, non-compliance with established Information Assurance (IA) standards and regulations, and recommend mitigation strategies.

Responsibilities:

Participate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of secure networking, computing, and enclave environments

Participate as a security engineering representative on teams for the design, development, implementation and/or integration of IA architecture, systems, or system components

Participate as the primary security engineering representative for the design, development, implementation, evaluation, and or integration of security networking, computing and enclave environments

Apply knowledge of AI policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environments

Interact with the customer and other project team members

Participate as the primary security engineering representative on engineering teams for the design, development, implementation, evaluation, and or integration of IA architectures, systems, or system components

Support the Government in the enforcement of the design and implementation of trusted relationships among external systems and architectures

Support security planning, assessment, risk analysis, and risk management

Identify overall security requirements for the proper handling of Government data

Provide security planning, assessment, risk analysis, and risk management

Perform system or network designs that encompass multiple enclaves, to include those with differing data protection/classification requirements

Recommend system-level solutions to resolve security requirements

Qualifications:

Required:

Twelve (12) years’ experience as an ISSE on programs and contracts of similar scope, type, and complexity to include recent experience within the last five (5) years with Cybersecurity principles and technology, including: Access/control

Authorization, identification and authentication

PKI

Network and enterprise security architecture

Bachelor’s degree in Computer Science, Information Assurance, Information Security System Engineering, or related discipline from an accredited college or university

In lieu of a Bachelor’s degree, five (5) additional years of ISSE experience

IAM Level I Certification required

TS/SCI Poly required

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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.

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.

The proposed salary range for this position is: $120,800 - $265,800

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.