Cyber Security Engineer – TS/SCI Clearance | Charleston, SC

Cyber Security Engineer – TS/SCI Clearance | Charleston, SC

Cambridge International Systems, Inc.

Join a dynamic global team united by shared values: commitment, integrity, and perseverance. At Cambridge, you’ll work alongside top talent worldwide, tackling some of today’s most complex and critical challenges in defense and security.

We are currently seeking a Cyber Security Engineer to support operations in Charleston, SC. This is a full-time, CONUS position requiring an active DoD TS/SCI clearance.

What You’ll Do

As a Cyber Security Engineer, you will play a critical role in in monitoring, analyzing, and detecting cyber events and incidents within information systems and networks, that serve U.S. government missions at the Cambridge Customer Site. You will:

• Monitor and analyze network traffic, system logs, and security alerts to detect, investigate, and escalate cybersecurity threats and incidents, ensuring timely response and documentation.

• Support integrated cyber defense operations aligned with organizational risk management frameworks; maintain security tools to enable continuous monitoring and RMF/NIST authorization activities.

• Establish and apply methods to quantify and measure cyber risk, supporting risk-based decision-making across the enterprise.

• Evaluate business and system architectures to determine cybersecurity requirements and ensure alignment with information security standards and best practices.

• Conduct system security, vulnerability, and risk assessments to identify security gaps, integration challenges, and compliance issues.

• Develop cost estimates and implementation plans for cybersecurity solutions based on risk and compliance assessments.

• Prepare, implement, and enforce cybersecurity policies, standards, and Assessment & Authorization (A&A) requirements.

• Plan, implement, upgrade, and monitor security controls to enhance system resilience and support accreditation processes.

• Identify cybersecurity vulnerabilities, recommend remediation strategies, and track mitigation efforts to closure.

• Respond to and investigate cybersecurity incidents, restore protections, and produce required incident reports in accordance with regulatory guidance.

• Develop and execute security test scripts and validation activities to verify the effectiveness of technical and operational controls.

• Design, develop, and integrate DoD Information Assurance architectures and secure system components within computing, network, and enclave environments.

• Ensure system architectures, including programs of record and special-purpose processing nodes, meet functional, performance, and security requirements.

• Support secure integration of platform IT and special-purpose systems with existing infrastructure.

• Develop and deliver cybersecurity training, lead post-incident reviews, and promote a strong security awareness culture.

What You’ll Bring

Required Qualifications:

• Education & Experience:

• HS Diploma + 5 years of relevant experience

• Technical Expertise:

• Experience with the RMF Process

• Experience with policy and RMF artifact development.

• Ability to lead a team of cyber security professionals and direct tasking and provide mentorship and leadership.

• Experience web-based applications designed to support the RMF and A&A such as eMASS and MCCAST.

• Certifications:

• CompTIA CISSP or CASP+ certification

• CompTIA CySA+ certification

• Must have a current and active DoD TS/SCI security clearance.

• Proficient with modern IT tools and infrastructure technologies

Preferred (Nice to Have):

• Desire experience with HBSS.

Travel & Passport

• Up to 25% travel, CONUS and OCONUS may be required.

Work Environment

• Compliance with vaccination and medical requirements for TDY/OCONUS roles as per Vaccine Recommendations by AOR | Health.mil.

Office setting:

• Primarily an office-based role in Quantico, VA

• Standard desk/computer work with flexibility for walking and movement on site

• Must be able to work in an office environment, sitting at a desk, looking at a computer for most of the workday.

• Work is physically comfortable; the employee has discretion about sitting, walking, standing, etc.

• May be required to travel short distances to offices/conference rooms and buildings on site.

Background & Security

• Employment is contingent upon successful background investigation

• Drug screening may be required for federal contract compliance

Benefits & Perks

We believe in investing in our team—both professionally and personally:

• Medical, dental, vision, life, accident, and critical illness insurance

• 401(k) immediate vesting and match

• Paid time off and company holidays

• Generous tuition & training support

• Relocation assistance

• Sign-on and performance-based bonuses

• Employee referral program

• Access to Tickets at Work, EAP, wellness initiatives, and more

Join Us

If you're driven by mission, technology, and teamwork—we want to hear from you. Cambridge is growing, and this position is just one of many opportunities on our global team. Know someone perfect for the role? Referrals are welcome—both employees and non-employees may qualify for a bonus.

Apply today and help shape the future of secure cloud computing for national security.

About Cambridge International Systems

At Cambridge, we recognize innovation and agility grow through teamwork. By working collaboratively, listening proactively, and engaging across functions we create solutions that build on the best ideas our employees bring to the table. We are committed to one another, to persevere in order to get the job done, and to do so with integrity every time. Learn more at www.cbridgeinc.com.

We are an equal opportunity employer. Applicants and employees are considered for positions and are evaluated without regard to any protected status under applicable law or other similar factors that are not job-related. We encourage all qualified individuals to apply for employment. Selected applicants may be subject to a background investigation and/or education verification.

We provide reasonable accommodation for qualified individuals with disabilities in accordance with federal, state, and local law. If you require a reasonable accommodation to participate in the application process or to perform the essential functions of the position, please contact our Recruiting Team at [email protected].

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