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Network Security Engineer

Dallas, TX, US • Posted 3 hours ago • Updated 3 hours ago

Full Time

On-site

USD $60.00 - 80.00 per hour

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Job Details

Skills

Recruiting
Firewall Administration
Computer Networking
Optimization
Palo Alto
Fortinet
Cisco
Performance Tuning
NAT
Inspection
Change Management
Remote Access
IPsec
SSL VPN
Multi-factor Authentication
Encryption
Network
Security Architecture
VLAN
DMZ
VMware
Access Control
Nessus
Qualys
Regulatory Compliance
Reporting
Scripting
Bash
Python
Linux
Network Security
Routing
Switches
Firewall
Virtual Private Network
Linux Administration
Vulnerability Management
Cisco Certifications
Management
Security Operations
Effective Communication
Agile

Summary

Benefits:

Competitive salary
Opportunity for advancement

Network Security Engineer

Location: Colorado (Onsite)

Employment Type: Full-Time

We are hiring a hands-on Network Security Engineer to support and strengthen enterprise security infrastructure. This role requires deep experience in Firewall Management, VPN configuration, Network Segmentation, Zero-Trust Implementation, and Linux system administration.

This position is fully onsite in Colorado. Candidates must be comfortable working directly with infrastructure, networking, and security teams in a production environment.

Key Responsibilities

Firewall Configuration & Optimization:

Configure, deploy, and manage enterprise firewalls such as Palo Alto Networks, Fortinet, or Cisco Systems
Perform rule set analysis, cleanup, and performance tuning
Implement NAT policies, access controls, and application-layer inspection
Support firewall upgrades and change management processes

VPN & Secure Remote Access:

Design and configure IPSec and SSL VPN solutions
Support secure remote workforce connectivity
Integrate multi-factor authentication into VPN environments
Troubleshoot connectivity and encryption issues

Network Segmentation & Security Architecture:

Design VLANs and security zones aligned with organizational policies
Implement DMZ architectures
Enforce least-privilege access models
Control east-west traffic to reduce lateral movement risks

Zero-Trust & Micro-Segmentation

Support implementation of zero-trust security principles
Configure micro-segmentation solutions such as VMware NSX or similar platforms
Enforce identity-based and policy-driven access controls

Security Compliance & Vulnerability Management

Perform vulnerability scans using tools such as Tenable (Nessus) or Qualys
Analyze CVEs and coordinate remediation efforts
Support compliance initiatives aligned with NIST, CIS, or similar frameworks
Track remediation status and provide reporting to stakeholders

Linux System Administration & Automation

Administer and harden Linux-based systems
Develop automation scripts using Bash or Python
Monitor logs and troubleshoot system-level issues
Support security appliances running on Linux platforms

Required Qualifications

6+ years of experience in network security engineering
Strong knowledge of TCP/IP, routing, switching, and firewall architecture
Hands-on experience with enterprise firewall platforms
Experience with VPN configuration and troubleshooting
Strong Linux administration skills
Experience with vulnerability management and remediation processes

Preferred Qualifications

Experience in zero-trust architecture implementations
Exposure to micro-segmentation technologies
Certifications such as CCNP Security, PCNSE, NSE, or similar
Experience in regulated or enterprise environments

Work Environment

Fully onsite role in Colorado
Collaborative team environment supporting enterprise infrastructure
Direct involvement in production security operations

Compensation: $60.00 - $80.00 per hour

About Us

We work to deliver profitability in your business - with effective communication, consulting, and interactive solutions. Following an Agile Work Approach, we make sure you get the ideal solutions at minimum expenses.

Work Approach

Our Philosophy
Our Philosophy starts-and-ends at the Client-first approach. Be it understanding your business requirements to choosing the right technologies, we work as a collective team that takes all the possible steps to grow continuously towards our common goal.

Work Policy

We promote a collaborative work environment. We involve everyone working in the organization in community decisions and encourage them to think from a broader perspective. Our work process promotes flexibility and we maintain a high level of discipline at different levels of execution.

The Future

SelectMinds have years of experience in the domain helps us understand the need-of-the-hour better. This understanding drives us to a better future with every minute ticking. We believe we will be taking off major businesses from their flagship positions, with the products we are eyeing today.

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: RTX1d4a85
Position Id: 1b225a53296e7fcdbb70273fc3ffbf2f
Posted 3 hours ago

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