Senior Network Security Specialist

Caterpillar Inc.•Irving, TX

1d•Onsite

About The Position

Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it. Senior Network Security Specialist The Senior Network Security Specialist will use strong technical skills and act as the lead technical authority for the design, evaluation, and review of secure enterprise network architectures. The person will serve as a trusted advisor by giving strategic guidance, performing detailed security reviews, and defining tangible remediation actions to protect critical applications, platforms, and data, while working closely with teams to ensure security supports business goals.

Requirements

Bachelor’s degree in a related field (or equivalent experience).
Extensive IT infrastructure experience, with a focus on secure network architecture
Proven ability to design and secure network architectures across AWS, Azure, GCP, on-premises, and hybrid environments.
Strong analytical, troubleshooting, and problem‑solving abilities with a focus on actionable outcomes.
Excellent communication and leadership skills, with the ability to influence senior stakeholders.
Ongoing awareness of emerging security technologies, risks, and compliance requirements.
Knowledge of effective planning techniques and ability to contribute to operational (short term), tactical (1-2 years) and strategic (3-5 years) planning in support of the overall business plan.
Knowledge of effective presentation tools and techniques to ensure clear understanding; ability to use summarization and simplification techniques to explain complex technical concepts in simple, plain language appropriate to the audience.
Knowledge of techniques, roles, and responsibilities in providing technical or business guidance to clients, both internal and external; ability to apply consulting knowledge appropriately.
Knowledge of developing cybersecurity policies, standards, and procedures; ability to develop and communicate policies, standards and procedures that guide interactions with customers.
Knowledge of tools, techniques, approaches, and processes of cybersecurity risk management; ability to ensure organizational network operation and minimize negative effect by cybersecurity risks.
Knowledge of technologies and technology-based solutions dealing with information security issues; ability to protect information security across the organization using encryption technologies and appropriate security software.

Nice To Haves

A recognized security certification (e.g., CISSP, CCNP Security, or similar preferred).
Expertise in architecting secure systems using a layered, defense-in-depth approach.
Experience implementing NIST CSF, or similar standards in operational environments.
Understanding of SASE, ZTNA, and modern remote-access architectures.

Responsibilities

Design and review secure network and enterprise architectures across cloud, hybrid, and on-premises environments.
Provide technical leadership on network security principles, controls, and best practices.
Identify security vulnerabilities and provide clear, actionable remediation plans.
Lead security-focused design reviews for infrastructure and platforms.
Collaborate with engineering, cloud, and infrastructure teams to embed security into solution design and deployment workflows.
Mentor and guide cybersecurity engineers and analysts.
Ensure network security controls remain aligned with regulatory, audit, and risk requirements.
Use platforms such as ServiceNow and Azure DevOps for workflow, tracking, and documentation.

Benefits

Our goal at Caterpillar is for you to have a rewarding career. Our teams are critical to the success of our customers who build a better world. Here you earn more than just a salary because we value your performance. We offer a total rewards package that provides benefits on day one (medical, dental, vision, RX, and 401K) along with the potential of an annual bonus. Additional benefits include paid vacation days and paid holidays.
Medical, dental, and vision benefits
Paid time off plan (Vacation, Holidays, Volunteer, etc.)
401(k) savings plans
Health Savings Account (HSA)
Flexible Spending Accounts (FSAs)
Health Lifestyle Programs
Employee Assistance Program
Voluntary Benefits and Employee Discounts
Career Development
Incentive bonus
Disability benefits
Life Insurance
Parental leave
Adoption benefits
Tuition Reimbursement