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Freelance Core Network Engineer Jobs in Texas (NOW HIRING)

NorthMark Strategies

Network Security Engineer

Dallas, TX · On-site

$103K - $141K/yr

They are seeking a Senior Network Security Engineer to manage and optimize network security ... • Core network with VxLAN EVPN DC architecture experience • Experience with hybrid or multi ...

Kforce Technology Staffing

Network Engineer

Spring, TX · On-site

Kforce is immediately adding a full-time Network Engineer in support of our industry's leading ... Develop architecture and design specifications for core features and components of the Infoblox DDI ...

National Oilwell Varco

Network Engineer

Houston, TX

Job Overview The Network Engineer will directly support the Zscaler Platform Manager in executing ... Core Technical Skills * Zscaler Expertise - Proven experience with Zscaler Internet Access (ZIA ...

NOV, Inc.

Network Engineer

Houston, TX · On-site

Job Overview The Network Engineer will directly support the Zscaler Platform Manager in executing ... Core Technical Skills * Zscaler Expertise - Proven experience with Zscaler Internet Access (ZIA ...

NOV, Inc.

Network Engineer

Houston, TX · On-site

Job Overview The Network Engineer will directly support the Zscaler Platform Manager in executing ... Core Technical Skills * Zscaler Expertise - Proven experience with Zscaler Internet Access (ZIA ...

Ezee Fiber

Senior Engineer, Network Engineering

Houston, TX

$99K - $136K/yr

Guided by our core values of Integrity, Compassion, Accountability, and Collaboration , we empower ... Engineer, Senior Network Engineering to lead the design, implementation, and ongoing optimization ...

Atlas Energy Solutions

Network Engineer

Stanton, TX · On-site

... core mission of improving human beings' access to hydrocarbons that power our lives and, by doing ... Network Engineer will lead a team of network and system engineers in overseeing the technical ...

Addison Group

Cybersecurity Network Engineer

Houston, TX · On-site

$120K - $125K/yr

Cybersecurity / Network Engineer Location: Houston, TX (Hybrid) Pay Range: $120,000 - $125,000 ... Administer core Microsoft infrastructure including Active Directory, DNS, DHCP, and Group Policy.

Ezee Fiber

Senior Engineer, Network Engineering

Houston, TX · On-site

$99K - $136K/yr

Guided by our core values of Integrity, Compassion, Accountability, and Collaboration , we empower ... Engineer, Senior Network Engineering to lead the design, implementation, and ongoing optimization ...

Ezee Fiber

Senior Engineer, Network Engineering

Houston, TX · On-site

$99K - $136K/yr

Guided by our core values of Integrity, Compassion, Accountability, and Collaboration , we empower ... Ezee Fiber is seeking an accomplished and technically proficient Engineer, Senior Network ...

Vizio

(USA) Senior Network Engineer

Irving, TX · On-site

$80K - $155K/yr

Collaborating closely with Information Security, Cloud Engineering, and core network teams, the group maintains strong operational discipline. This environment is ideal for professionals skilled in ...

Vizio

(USA) Senior Network Engineer

Garland, TX · On-site

$80K - $155K/yr

Collaborating closely with Information Security, Cloud Engineering, and core network teams, the group maintains strong operational discipline. This environment is ideal for professionals skilled in ...

TEKsystems

SR NETWORK ENGINEER

Richardson, TX

$70 - $75/hr

... core, distribution, and access layer switching -Architect and implement routing solutions across ... engineering team -Design and enforce network segmentation strategies to meet DISA STIG and RMF ...

NABORS

Network Engineer II

Houston, TX · On-site

Network Engineer is expected to design, implement, and maintain our organization's network ... By leveraging its core competencies, particularly in drilling, engineering, automation, data ...

Vizio

(USA) Senior Network Engineer

Carrollton, TX · On-site

$80K - $155K/yr

Collaborating closely with Information Security, Cloud Engineering, and core network teams, the group maintains strong operational discipline. This environment is ideal for professionals skilled in ...

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All JobsCore Network Engineer JobsFreelance Core Network Engineer JobsFreelance Core Network Engineer Jobs in Texas

Freelance Core Network Engineer information

What is the difference between Freelance Core Network Engineer vs Network Operations Center (NOC) Technician?

AspectFreelance Core Network EngineerNetwork Operations Center (NOC) Technician
CertificationsCCNA, CCNP, Cisco certificationsCompTIA Network+, CCNA
Work EnvironmentRemote, client sites, project-based24/7 NOC facilities, shift work
Employer & IndustryFreelance, consulting firms, telecomsTelecom companies, managed service providers

The Freelance Core Network Engineer typically works independently on complex network design, configuration, and troubleshooting projects for clients remotely or on-site. In contrast, a NOC Technician monitors and maintains network health in a centralized facility, often working in shifts. Both roles require networking certifications like CCNA, but the freelance engineer focuses on project-based work, while the NOC technician handles ongoing network operations.

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The most popular types of Core Network Engineer jobs in Texas are:

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For Freelance Core Network Engineer jobs in Texas, the most frequently searched job titles are:

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Freelance Core Network Engineer jobs near you
Infographic showing various Freelance Core Network Engineer job openings in Texas as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 14% Part Time, and 2% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.

Network Security Engineer

NorthMark Strategies

Dallas, TX • On-site

$103K - $141K/yr

Full-time

Re-posted 7 days ago

Job description

Job Summary:
NorthMark Compute & Cloud (NMC²) is a technology-driven company focused on enhancing high-performance computing and cloud infrastructure. They are seeking a Senior Network Security Engineer to manage and optimize network security infrastructure, oversee security architecture initiatives, and mentor engineers while promoting automation in security practices.
Responsibilities:
• Mentoring junior and mid-level engineers, overseeing team activities and providing guidance in complex troubleshooting and architecture decisions
• Implementing and managing advanced security solutions using firewalls, proxy, system hardening, treat profile and segmentation strategies to secure the intellectual data
• Acting as a lead escalation for critical security incidents
• Developing automation playbooks, network security policies framework and consolidation, treat model and drive root cause analysis with corrective actions
• Overseeing network vulnerability assessments, penetration testing coordination and remediation planning
• Championing the integration of automated tools for infrastructure build, day two support and lifecycle management of all security infrastructure using platforms like Python, Terraform, and vendor APIs, leveraging tools such as Algosec, Tufin, Jenkins and Git
• Working closely with infrastructure, DevOps and application teams to embed security best practices throughout the technology stack
Qualifications:
Required:
• Extensive experience in network engineering and security engineering, along with proven architectural experience in trusted, untrusted and DMZ environments
• Proven leadership experience in a senior or lead engineering role, with the ability to drive the team and work individually
• Strong understanding of network protocols and the OSI model, with hands-on experience in TCP/UDP-based applications, routing, switching and load balancing
• Extensive knowledge of network security technologies, including firewalls, VPNs, proxies, MACsec, IPsec, HTTPS, certificate chains, DNS, NTP, AAA, and domain-based authentication and authorisation
• Expertise with multiple security vendors, such as, Palo Alto, Fortinet, Check Point and F5
• Strong understanding of Zero Trust principles, segmentation, and secure cloud networking in AWS or Azure
• Familiarity with scripting and automation using Python, Ansible, or Terraform for example
• Certifications such as CISSP, CCIE Security, GIAC (GSEC/GCIH/GXPN), Palo Alto, Fortinet or equivalent highly preferred
Preferred:
• Core network with VxLAN EVPN DC architecture experience
• Experience with hybrid or multi-cloud environments
• Prior involvement in M&A technical integrations
• Background in building SOC capabilities or working with MSSPs
• Excellent written and verbal communication skills
• Firewall automation experience is beneficial
Company:
NorthMark Strategies is a multi-strategy investment firm managing diverse portfolios and offering advisory services across sectors. Founded in , the company is headquartered in New York, USA, with a team of 51-200 employees. The company is currently Growth Stage.

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