(1117415) Network Security Engineer

Diversified Services Network, Inc.; Dallas, Nashville, East Peoria (TX, TN, IL); Sur place; USD 90 000 - 95 000; Plein temps

Avantages offerts par ce poste

401(k)

Dental insurance

Vision Insurance

Disability insurance

Employee assistance program

Health insurance

Health savings account

Life insurance

Paid time off

Paid Holidays

Résumé du poste

Diversified Services Network, Inc. is seeking a full-time Network Security Engineer to join our team at our Dallas, TX office (also in Nashville, TN and East Peoria, IL).

The role blends hands-on operations with project work to strengthen security posture across a global enterprise. Responsibilities include daily operational support for network and firewall policy services, NAC governance with Cisco ISE, and driving network improvement initiatives while collaborating with product owners and

Qualifications

• Bachelor's degree or equivalent experience in a related field.
• 5–7 years of relevant experience required.
• Solid knowledge of firewall management and network protocols.
• Experience with Cisco ISE and NAC governance is preferred.

Responsabilités

• Provide daily operational support for network and firewall policy services.
• Perform NAC governance using Cisco ISE.
• Lead network improvement and risk reduction initiatives including segmentation and hardware refresh.
• Manage application protection and proxy policy activities.
• Collaborate with internal teams to troubleshoot firewall, cloud policy and related products.
• Test and QA changes and new processes before production release.
• Assist Product Owners with technical aspects of firewall policy and network posture.

Connaissances

Cybersecurity best practices

Network management

Firewall management

Formation

Bachelor's degree in Cybersecurity/ Security Engineering/ Architecture/ CS

Outils

Cisco ISE

Description du poste

Network Security Engineer

Full-Time | Onsite, 5 Days per Week

Diversified Services Network, Inc. (DSN) is seeking a full-time Network Security Engineer to join our team in your choice of our Dallas, TX, Nashville, TN, or East Peoria, IL office locations. We offer full benefits, PTO, 401k, and more! If you're looking to grow your career within an extremely reputable, stable Fortune 100 company - let's talk!

Position Overview

The Network Security Engineer will join a team that delivers network security service offerings across a global enterprise environment. This role blends hands‑on operational support with project work aimed at strengthening the organization's overall security posture, keeping critical services secure, reliable, and continuously improving.

Key Responsibilities

• Provide daily operational support and maintenance for the team's network and firewall policy service offerings and the products that deliver them.
• Perform Network Access Control (NAC) governance activities using Cisco ISE.
• Execute network improvement and risk reduction initiatives, including network segmentation, application protection, and hardware refresh projects.
• Manage application protection and proxy policy activities.
• Partner with internal process partners to troubleshoot and resolve technical issues across firewall, cloud policy, and other supported products.
• Conduct testing and quality assurance for changes and new process deployments prior to production release.
• Assist Product Owners in resolving technical matters and in implementing, maintaining, and supporting the technical and process elements of firewall policy, network posture, and the team's web-based portal.

Qualifications

Education & Experience

• Bachelor's degree in Cybersecurity, Security Engineering/Architecture, Computer Science, or a related field, or equivalent experience.
• 5–7 years of relevant experience.

Required Technical Skills

• Working knowledge of cybersecurity network best practices.
• Working knowledge of internal network management and data/traffic flows.
• Solid knowledge of firewall management and network protocols.
• Functional, hands‑on experience with Cisco ISE.

Required Soft Skills

• Advanced customer service skills.

• 401(k)

• Dental insurance
• Vision Insurance
• Disability insurance
• Employee assistance program
• Health insurance
• Health savings account
• Life insurance
• Paid time off
• Paid Holidays

Salary expectations: 90,000-95,000 per annual