Top 17 Network security Jobs in Osceola, Ar

Senior Cisco ISE Network & Industrial Cybersecurity Specialist
Antares Tech Services Inc —Osceola, AR
- Up to $90,000 a year
- Full-time
- 7 years
- Engineering
- System design
- Health insurance
Quick Apply
Cybersecurity Technical Writer - AI Trainer
DataAnnotation —Arkansas
- $50 - $100 an hour
- Part-time
- Remote
- English
- Mid-level
- Bachelor's degree
- Flexible schedule
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Product Security Engineer - AI Trainer
DataAnnotation —Arkansas
- $50 - $100 an hour
- Part-time
- Remote
- English
- Mid-level
- Bachelor's degree
- Flexible schedule
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Network Administrator I, BRS
Big River Steel LLC —Osceola, AR
- On call
- 7 years
- Computer Science
- Bachelor's degree
- Health insurance
- Dental insurance
Application Security Engineer
H.W. Kaufman Group —United States
- Full-time
- Remote
- 5 years
- Salesforce
- Analysis skills
FBI Special Agent: Systems Integration & Network Security Expertise
Federal Bureau of Investigation —United States
- $103,236 - $133,200 a year
- Full-time
- Doctoral degree
- Mid-level
- Master's degree
- 401(k)
- Paid time off

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Senior Cisco ISE Network & Industrial Cybersecurity Specialist

Antares Tech Services Inc
Osceola, AR

Quick Apply

Job Details

Full-time
Up to $90,000 a year

Benefits

Health insurance

Qualifications

Cisco ISE
Authentication
Software deployment
Engineering
Software implementation
System design
PKI
Cisco routers/switches implementation
Analysis skills
IT support
Networking equipment (troubleshooting support)
System deployment
Industrial equipment
Technical troubleshooting support
Network security architecture design
Access control management
Identity and access management (IAM) solutions
Implementing IT solutions
Security technology solutions implementations
Active Directory management

Full Job Description

Antares Tech Services is a company specialized in engineering and technical services, focusing on automation and information technology for the steel industry, providing consulting, industrial software development, and technical support, located in the Houston Energy Corridor.

We are seeking an experienced Senior Cisco ISE Network & Industrial Cybersecurity Specialist to lead the design, deployment, and lifecycle management of secure industrial network infrastructures. The ideal candidate will have extensive experience with Cisco Identity Services Engine (ISE), industrial networking, and OT cybersecurity within manufacturing environments, preferably in the steel industry.

This role requires an engineer capable of architecting solutions from the ground up, implementing enterprise-grade security policies, supporting day-to-day operations, and driving continuous improvements throughout the entire infrastructure lifecycle.

Key Responsibilities

Design, implement, and maintain Cisco ISE environments from initial architecture through production deployment.
Lead greenfield and brownfield Cisco ISE implementations for industrial manufacturing facilities.
Develop and enforce network access control (NAC) policies using Cisco ISE.
Configure and manage: 802.1X authentication, MAB (MAC Authentication Bypass), TACACS+, RADIUS, Certificate-based authentication (PKI), Guest and contractor access
Design and implement secure segmentation strategies for IT/OT environments.
Develop security policies aligned with ISA/IEC 62443 and industrial cybersecurity best practices.
Support the complete infrastructure lifecycle, including: Design, Deployment, Testing, Commissioning, Optimization, Documentation, Maintenance & Upgrades
Perform Cisco ISE upgrades, migrations, backup, disaster recovery planning, and health assessments.
Configure and troubleshoot Cisco Catalyst and Industrial Ethernet switches.
Work closely with cybersecurity, controls engineering, IT infrastructure, and plant operations teams.
Support industrial control systems while minimizing production downtime.
Monitor network performance, investigate security incidents, and resolve authentication issues.
Create technical documentation, network diagrams, standard operating procedures, and implementation guides.
Participate in cybersecurity audits, vulnerability assessments, and remediation activities.
Provide technical leadership during commissioning, plant startups, and major network upgrades.

Day-to-Day Responsibilities

Administration and maintenance of Cisco ISE infrastructure.
Creation and modification of authentication and authorization policies.
Device onboarding and profiling.
Endpoint identity management.
Troubleshooting authentication failures and connectivity issues.
Monitoring system health, logs, alarms, and security events.
Supporting certificate renewals and PKI integration.
Managing software upgrades and patching activities.
Supporting network deployments across multiple manufacturing sites.
Collaborating with engineering teams on new production lines and plant expansions.

Required Qualifications

7+ years of experience in Cisco enterprise networking.
5+ years of hands-on Cisco ISE administration and deployment experience.
Proven experience implementing Cisco ISE from initial design through production rollout.
Strong understanding of enterprise authentication technologies.
Experience with Cisco Catalyst, Industrial Ethernet (IE) switches, and Cisco DNA environments.
Extensive knowledge of: Cisco ISE, 802.1X, RADIUS, TACACS+, PKI, Active Directory integration & Network segmentation.
Experience deploying secure IT/OT architectures.
Strong troubleshooting skills in complex enterprise and industrial environments.

Preferred Qualifications

Experience in heavy industrial manufacturing.
Steel industry experience is highly preferred.
Experience supporting Level 1 and Level 2 automation networks.
Familiarity with industrial protocols, including: PROFINET, EtherNet/IP, Modbus TCP, OPC UA
Knowledge of Cisco Secure Firewall (Firepower), Cisco Secure Network Analytics (Stealthwatch) and Cisco Secure Access.
Experience with VMware, Windows Server, DNS, DHCP, and Active Directory.
Familiarity with Cisco SDA (Software Defined Access).

Soft Skills

Strong analytical and problem-solving abilities.
Excellent communication and documentation skills.
Ability to work independently and lead technical initiatives.
Comfortable interacting with plant personnel, operations teams, and executive stakeholders.
Strong planning and organizational skills.
Ability to perform under pressure during critical production events and commissioning activities.

Nice to Have

Experience supporting large-scale industrial modernization projects.
Experience working with multinational manufacturing organizations.
Ability to travel to manufacturing sites as required.
Previous experience leading industrial network security projects from conception through

long-term operational support.

If you’re looking for a workplace that values technical excellence, personal growth, and industry-leading projects especially in in the steel, packaging, and food and beverage industries. Antares Tech is the place for you.

Job Type: Full-time

Pay: Up to $90,000.00 per year

Benefits:

Health insurance

Work Location: In person

Quick Apply

Refine Your Search

network security jobs in osceola, ar

Senior Cisco ISE Network & Industrial Cybersecurity Specialist

Cybersecurity Technical Writer - AI Trainer

Product Security Engineer - AI Trainer

Network Administrator I, BRS

Application Security Engineer

FBI Special Agent: Systems Integration & Network Security Expertise

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