Network Security Consultant
TecTammina
Apply to this job Houston, TX, us on site Until 8/22/2026 H-1B sponsor history First posted February 23, 2026 Last posted February 23, 2026
Job description
Job Description
- Strong Cisco Firewall install/config
- Strong Palo Alto Firewall install/config
- Solid TCP/IP, Switch and router experience
- Aruba Radius Servers, F5, or related network and security devices (e.g. IPS) and configurations are extremely beneficial
Key areas of responsibility include:
- Firewall Administration in a corporate environment
- Architecture, design, implementation, and support, of the network security infrastructure used to access the Global Corporate network.
- Design, configuration, deployment and operational maintenance of network security technologies to ensure secure and reliable network access to both internal and external global customers
- Participate in the development of enterprise network security standards, and help establish global governance.
- Assist with Network Security Risk Assessments for business units
- 2nd and 3rd Level support / troubleshooting of more complex & challenging operational issues related to Network Security Infrastructure.
Skills:
- Understand firewall technologies, configuration, and practices. Experience with either Cisco and/or Palo Alto Firewalls required. Migration experience from Cisco to Palo Alto Networks a definite asset
- Internet/Perimeter network Design, Review, and support for 3rd party connections to the business network
- Understand modern Cybersecurity threats and defense mechanisms
- Solid understanding of networking concepts, routing, wireless and WAN.
- Experience with F5 devices and RADIUS services would be beneficial
- Project management, technical documentation skills expected. Ability to translate business requirements into solutions.
- Able to work with international customers in the region and collaboration with a global team of peers.
- Experience with large international corporate environment.
- Basic understanding of SCADA networks.
Share the Profiles to dinesh@techtammina(dot)com
Contact: 703-349-1004
Job Type: Contract
Duration:Long Term
Citizenship: USC/GC/H1B
Expenses: All-inclusive
Keep the subject line with Job Title and Location
About this role
Summary
Manage firewall configurations, support network security infrastructure, and ensure secure global network access.
Job title
Network Security Consultant
Experience level
not specified
Industry
network security
Location requirements
Houston, TX, US; remote work not specified
Salary
Not specified
Visa sponsorship
H-1B sponsor history
Management role
No
Skills & keywords
Required skills
Cisco FirewallPalo Alto FirewallTCP/IPSwitchrouterfirewall configurationnetwork security
Preferred skills
F5RADIUSIPSnetwork designproject managementinternational collaborationSCADA
Specializations
firewallsnetwork securitycybersecuritynetwork designrisk assessment
Locations
Structured locations inferred from the posting.
Houston, TX, USA
On-site City
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