Senior Network Security Architect

Post Date

Oct 22, 2025

Location

Dallas,
Texas

ZIP/Postal Code

75201
US
Jan 09, 2026 Insight Global

Job Type

Contract

Category

Network Engineer

Req #

NYC-8954021d-c38f-4af0-bb85-3f1fa88efd81

Pay Rate

$43 - $54 (hourly estimate)

Job Description

• Provide internal risk advisory and consulting services to lead infrastructure developers
• Partner with network admins and Engineering stakeholders to ensure network security designs meet standards
• Assist with design reviews, risk assessments and advocate for security design, posture, and resiliency improvement.
• Perform threat modeling to identify potential weaknesses and design mitigation strategies.
• Review and approve configurations for network components such as firewalls, IDS/IPS, VPN gateways, load balancers, WAFs and more.
• Develop patterns and certify reference architectures for security best practices and recommend changes where appropriate
• Develop, review and update network security policies, diagrams, procedures, standards, and guidelines.
• Collaborate with audit & compliance where needed
• Lead security and vulnerability reviews of legacy, production, and affiliated network connectivity.
• Architect segmentation to reduce exposure to sensitive data and critical applications.
• Adopt cybersecurity framework standards across network and application stacks.
• Review vulnerability and penetration test results to identify exposure and improve network security posture
• Remain educated about emerging threats and security best practices.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

• Preferably 8-plus years of experience in network systems security architecture or engineering
• Proficient with VPNs, network behavior, WAFs, next-generation firewalls, routers, switches, IAM, ZTNA, IDS/IPS, proxies, DNS, and network access control.
• In-depth proficiency with IPv4/IPv6, QoS, MPLS, BGP, TCP/IP, and the Open Systems Interconnection (OSI) 7-layer model
• An understanding of security principles and adeptness with NIST / CIS benchmarks, Cybersecurity Maturity Model Certification and Cybersecurity Framework.
• Advanced understanding of applications, databases, web services, authentication, and continuous integration/continuous delivery pipelines.
• Expertise in designing scalable, resilient, and secure network architectures, including LAN/WAN, Software-Defined Networking (SDN), and cloud networking
• Aptitude with one or more scripting languages (Python preferred).
• Strong written and oral communication skills across varying levels of the organization.
• Ability to stay organized and prioritize and complete tasks within defined SLAs

Benefit packages for this role will start on the 31st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.