Cyber Defense Engineer: Zero-Trust & Compliance

CACI International Inc.; Oklahoma City (OK); On-site; USD 81,000 - 171,000; Full time

Job summary

CACI International Inc. seeks a Cyber Security Engineer in Oklahoma City to design, implement, and operate a DFARS-compliant security environment protecting endpoints, servers, and OT/IoT.

You will collaborate with networking engineers to harden systems and maintain a Zero-Trust posture. The role requires a strong cybersecurity background, significant networking expertise, and the ability to draft technical requirements, risk assessments, and remediation plans while communicating clearly with

Qualifications

• Bachelor’s degree and/or 7+ years of experience in Cybersecurity Engineering.
• Strong cybersecurity background with significant networking expertise.
• Ability to collaborate with stakeholders at all business levels and present findings.
• Experience drafting technical requirements, network diagrams, and remediation plans.

Responsibilities

• Provide robust cybersecurity guidance for CACI networks and infrastructure.
• Partner with networking engineers to evaluate security risks and ensure systems meet compliance requirements.
• Research emerging cybersecurity threats and NIST 800 standards to strengthen system security.
• Monitor enterprise systems as part of ongoing vulnerability management activities.
• Develop mitigation strategies, document risk levels, and follow up with stakeholders; prepare reports as needed.
• Maintain and reinforce a Zero‑Trust environment using strong networking and security knowledge.
• Collaborate with internal teams and third‑party partners to ensure all networking technologies are securely engineered, deployed, and aligned with industry best practices.
• Work effectively in a team‑centric environment and engage with stakeholders at all business levels.
• Draft technical requirements, procedural documentation, and network diagrams to enhance overall system security documentation.
• Analyze security reports, test results, and remediation plans to ensure thorough and compliant security processes.
• Demonstrate strong presentation, written, and verbal communication skills.

Skills

Cybersecurity

Networking

Communication skills

Teamwork

Presentation skills

Education

Bachelor’s degree

Job description

CACI International Inc. seeks a Cyber Security Engineer in Oklahoma City to design, implement, and operate a DFARS-compliant security environment protecting endpoints, servers, and OT/IoT.

You will collaborate with networking engineers to harden systems and maintain a Zero-Trust posture. The role requires a strong cybersecurity background, significant networking expertise, and the ability to draft technical requirements, risk assessments, and remediation plans while communicating clearly with