Senior Network Security Specialist

Career Area:
Technology, Digital and Data
Job Description:
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.
What You Will Do:

• 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.

What You Have:

• 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.

Top Candidates Will Have:

• 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.

Planning: Tactical, Strategic:

• 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.

Communicating Complex Concepts:

• 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.

Consulting:

• Knowledge of techniques, roles, and responsibilities in providing technical or business guidance to clients, both internal and external; ability to apply consulting knowledge appropriately.

Cybersecurity Standards and Policies:

• Knowledge of developing cybersecurity policies, standards, and procedures; ability to develop and communicate policies, standards and procedures that guide interactions with customers.

Cybersecurity Risk Management:

• Knowledge of tools, techniques, approaches, and processes of cybersecurity risk management; ability to ensure organizational network operation and minimize negative effect by cybersecurity risks.

Information Security Technologies:

• 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.

Additional Info:

• The primary location for this position is Peoria, IL, Irving, TX or Nashville, TN.
• THIS ROLE IS 5 DAYS ONSITE.
• SPONSORSHIP IS NOT AVAILABLE.
• Relocation is available to those who qualify.

What You Will Get:

• 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.
• All qualified individuals - Including minorities, females, veterans, and individuals with disabilities - are encouraged to apply.

About Caterpillar -
Caterpillar Inc. is the world's leading manufacturer of construction and mining equipment, off-highway diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives. For nearly 100 years, we've been helping customers build a better, more sustainable world and are committed and contributing to a reduced-carbon future. Our innovative products and services, backed by our global dealer network, provide exceptional value that helps customers succeed.
Summary Pay Range:
$147,760.00 - $240,110.00
Compensation and benefits offered may vary depending on multiple individualized factors, job level, market location, job-related knowledge, skills, individual performance and experience. Please note that salary is only one component of total compensation at Caterpillar.
Benefits:
Subject to plan eligibility, terms, and guidelines. This is a summary list of benefits.

• 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

* These benefits also apply to part-time employees
This position requires working onsite five days a week.
Relocation is available for this position.
Visa Sponsorship is not available for this position. This employer is not currently hiring foreign national applicants that require or will require sponsorship tied to a specific employer, such as, H, L, TN, F, J, E, O. As a global company, Caterpillar offers many job opportunities outside of the U.S which can be found through our employment website at www.caterpillar.com/careers.
Posting Dates:
March 4, 2026 - March 14, 2026
Any offer of employment is conditioned upon the successful completion of a drug screen.
Caterpillar is an Equal Opportunity Employer, Including Veterans and Individuals with Disabilities. Qualified applicants of any age are encouraged to apply.
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