Journeyman Cybersecurity Engineer

CACI International Inc; Ashburn (VA); On-site; USD 94,000 - 198,000; Full time

Job summary

CACI International Inc. is seeking a Journeyman Cybersecurity Engineer to support the GMOS contract for the Department of State. You will design and implement security across data centers, cloud platforms, and hybrid environments, applying zero-trust and defense-in-depth strategies.

You will mentor a high-performing team and ensure compliance with DOS, NIST, and RMF requirements. The role emphasizes security engineering leadership, collaboration with stakeholders, and integrating DevSecOps

Qualifications

• Bachelor's degree plus 4 years in cybersecurity-related fields or equivalent.
• Active Top Secret Clearance required.
• Experience with security engineering, security architecture design, and secure system design principles.

Responsibilities

• Design and implement security solutions for data centers, virtual hosting, and cloud platforms with defense-in-depth and zero-trust principles.
• Ensure environments and configurations comply with DOS security, FISMA, NIST 800-53, and STIGs.

Skills

Top Secret Clearance

Security engineering

Security architecture design

NIST 800-53

FISMA compliance

RMF

Cloud security (AWS/Azure)

CI/CD security integration

Education

Bachelor's degree in a related field

Tools

Ansible

Terraform

Jenkins

GitLab

SonarQube

Job description

Job Title: Journeyman Cybersecurity Engineer

Job Category: Engineering

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

* * *

The Opportunity

CACI is seeking a Journeyman Cybersecurity Engineer for the Global Mission Operations Support (GMOS) contract, supporting the Department of State. This role offers a unique opportunity to enhance national security through advanced IT solutions. You will collaborate with experienced professionals in an innovative environment, guiding a high-performing team to deliver excellence. The GMOS contract aims to provide world-class IT support by modernizing and maintaining applications and infrastructure using an integrated IT Service Management approach. Join us to make a meaningful impact on a program of national importance.

Responsibilities

• Design and implement comprehensive security solutions for physical data centers, virtual hosting environments, and cloud platforms incorporating defense-in-depth strategies and zero-trust security principles
• Ensure all operating environments, system configurations, and infrastructure deployments conform to Department of State and DT physical and information security requirements
• Incorporate security best practices throughout engineering designs and system development lifecycle activities, ensuring compliance with DOS security policies, FISMA requirements, NIST 800-53 controls, and STIGs
• Design and implement network security solutions including high-availability load balancing, DDoS detection and mitigation systems, intrusion prevention systems, and web application firewalls
• Implement and configure FedRAMP-compliant cloud systems, coordinating with DOS Cloud Computing Governance Board (CCGB) to ensure data sovereignty requirements and boundary protections
• Support infrastructure architecture security development by providing technical security expertise, conducting security architecture reviews, and performing threat modeling and risk assessments
• Implement comprehensive monitoring, logging, and alerting capabilities integrated with Enterprise Monitoring infrastructure and SIEM platforms
• Leverage DevSecOps tooling including Ansible, Terraform, Jenkins, GitLab, and SonarQube to construct and optimize CI/CD pipelines, automating security validation and vulnerability scanning
• Conduct security assessments, vulnerability testing, and security control validation for new and existing systems, generating detailed technical reports with remediation recommendations
• Collaborate with infrastructure engineers, application developers, security analysts, and Government stakeholders to implement secure technical solutions and promote security engineering best practices

Qualifications

Required –

• Bachelor's degree + 4 years of experience in related fields, such as cybersecurity engineering, security architecture, systems security engineering, network security, or DevSecOps; equivalencies considered.
• Active Top Secret Clearance
• Proven experience with security engineering, security architecture design, security controls implementation, and secure system design principles
• Demonstrated knowledge of information security frameworks including NIST 800-53, FISMA compliance, Risk Management Framework (RMF), and Federal security requirements
• Strong understanding of network security technologies including firewalls, IDS/IPS, load balancers, DDoS mitigation, and cloud security architectures (AWS, Azure)
• Proficiency with DevSecOps tooling such as Ansible, Terraform, Jenkins, GitLab, SonarQube, and knowledge of CI/CD pipeline security integration

Desired –

• Prior experience supporting federal agencies, especially the Department of State
• Professional security certifications such as CompTIA Security+, CISSP, Certified Ethical Hacker (CEH), Certified Cloud Security Professional (CCSP), or GIAC certifications
• Experience with FedRAMP authorization processes, Security Technical Implementation Guides (STIGs), and SIEM platforms (Splunk, ArcSight, QRadar)
• Background in threat modeling methodologies, penetration testing, vulnerability assessment tools

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

$94,400 - $198,200

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.