Principal Network Security Engineer

Business Unit : Cubic Defense

Read the overview of this opportunity to understand what skills, including and relevant soft skills and software package proficiencies, are required.

Company Details : When you join Cubic, you become part of a company that creates and delivers technology solutions in transportation to make people’s lives easier by simplifying their daily journeys, and defense capabilities to help promote mission success and safety for those who serve their nation.

Led by our talented teams around the world, Cubic is committed to solving global issues through innovation and service to our customers and partners.

We have a top-tier portfolio of businesses, including Cubic Transportation Systems (CTS) and Cubic Defense (CD). Explore more on Cubic.com.

Job Details :

Join DTECH Mission Solutions : Cubic’s industry-leading provider of compute and networking solutions at the tactical edge!

DTECH is looking for a talented Principal Network Security Engineer to join our mission-focused team. At DTECH , we enable edge users to connect, secure, and analyze mission-critical data with trusted, scalable, and intuitive edge technologies .

Our platforms provide a decisive advantage , combining advanced computing and networking capabilities to drive performance in the most demanding environments.

Every solution we develop is mission-engineered for reliability and survival in challenging conditions, with an eye toward continual innovation for the next mission.

Why Join Us?

• Be part of a team that is redefining the future of edge computing and networking .
• Work with mission-proven technologies that help save lives and power some of the most critical operations.
• Collaborate with industry experts and push the boundaries of what’s possible.
• Enjoy a dynamic, fast-paced environment where your contributions make a direct impact.
• Hybrid work model with flexibility, offering 3 days on-site per week and a 9 / 80 schedule.

Your Role : As a Principal Network Security Engineer, you will play a key role in designing, developing, and implementing secure information systems for our products.

You’ll be an expert in system security and infrastructure, with a deep understanding of federal security guidelines and advanced networking principles.

You’ll work cross-functionally with developers and quality assurance teams to ensure our systems are secure, reliable, and running at peak performance.

If you’re passionate about network security and enjoy solving complex challenges, this role is for you!

What You’ll Do :

• Design, develop, and implement secure information systems that align with our products and federal security requirements.
• Contribute to system architecture design, ensuring seamless integration with infrastructure components.
• Troubleshoot and resolve technical issues to optimize system performance, uptime, and security.
• Collaborate with cross-functional teams, including developers and QA, to ensure smooth system integration.
• Stay up-to-date with the latest trends, technologies, and advancements in network security and implement best practices.
• Create and maintain technical documentation, design specifications, and guidelines.
• Identify and resolve performance bottlenecks and technical challenges.

What You’ll Bring :

• Bachelor’s degree in Computer Science, Information Systems, or a related field (or Master’s degree with relevant experience).
• 8+ years of experience in network security engineering, with a deep understanding of information systems, hardware-software interactions, and security implementation.
• Expertise in federal security standards such as STIGs, NIST 800-53, CIS Benchmarks, and PKI infrastructure.
• Strong understanding of networking architecture, including routing, switching, VPN, and virtualized infrastructure (VMWare).
• Hands-on experience in Linux environments and proficiency with tools like Wireshark, Cisco, and VMWare.
• Ability to troubleshoot complex system issues using debugging tools and techniques.
• Must be a US citizen, able to obtain security clearance.

Cubic Pay Range :

$115,000 $174,770 + benefits.

Our compensation reflects the cost of labor across several US geographic markets. The base pay for this position ranges from our lowest geographic market up to our highest geographic market.

The Cubic pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Worker Type : Employee

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