Haystack
← Back to Jobs
Technology
ES

Cybersecurity Consultant

Estuate Inc.Houston, TX🇺🇸United StatesPosted Sep 16, 2026

Why This Role Stands Out

Advance your cybersecurity expertise by leading critical assessments and implementing advanced security solutions within a reputable tech company. This hybrid role is perfect for experienced professionals passionate about driving secure development practices and protecting high-impact web applications. Embrace this opportunity to shape robust security strategies and contribute to innovative projects.

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
Houston, TX, United States
Posted
23 hours ago
AWSAzureBash.NETPenetration TestingPowerShellPythonWAFZero Trust

Job Description

Job Title: Senior Cybersecurity Consultant

Location: Houston, TX

Contract: 6 Months

 

Key Responsibilities:

Lead security assessments and vulnerability management across the full portfolio of ~90 .NET-based web applications (customer-facing and internal)

Design and implement Web Application Firewall (WAF) policies and DDoS mitigation for customer-facing platforms

Perform application security reviews of .NET/full-stack codebases; embed SAST/DAST tooling into CI/CD pipelines

Drive secure Software Development Lifecycle (SDLC) and DevSecOps practices in partnership with .NET engineering teams

Monitor, detect, and respond to cyber threats targeting public-facing infrastructure

Conduct penetration testing and coordinate remediation across both customer-facing and internal applications, prioritized by risk

Ensure compliance with NERC CIP and other utility-sector regulatory requirements, including access management and incident response obligations

Evaluate and harden cloud infrastructure security (AWS/Azure) supporting the application portfolio

Apply Zero Trust principles across internal and customer-facing environments

Partner with IT, application, and infrastructure teams to embed security best practices

Prepare security reports and risk assessments for leadership

 

Required Skills & Experience:

8+ years of experience in cybersecurity, with a strong focus on application and web security

Hands-on application security experience with .NET/full-stack environments (secure coding review, SAST/DAST integration)

Strong hands-on experience with WAF, DDoS mitigation, and vulnerability management tools

Solid understanding of secure SDLC and DevSecOps practices

Experience with cloud security (AWS and/or Azure)

Working knowledge of NERC CIP or other energy/utility sector compliance frameworks

Scripting ability (Python, PowerShell, or Bash) for automation of security tasks

Relevant certifications preferred: CISSP, CEH, OSCP, or equivalent

Strong communication skills to work with both technical teams and leadership

 

Preferred Qualifications:

-          Prior experience in the energy/utility sector, particularly with OT/IT convergence awareness

-          Experience securing high-traffic, customer-facing digital platforms alongside internal business applications

-          Familiarity with SIEM tools and incident response processes

-          Zero Trust architecture implementation experience

Similar jobs