Job Description

Title: Senior Network Security Engineer Location: Hybrid in Spring, TX, 77389 ( Tues Thurs onsite | Mon/Fri remote )

Duration: 12-month contract-to-hire

Work Requirements: Holders, or Authorized to Work in the U.S.

Position Summary: We are seeking a Senior Network Security Engineer to join our client's Cyber Defense team as a senior-level individual contributor focused on incident response, detection optimization, and security operations excellence. This position is intended for someone with strong hands-on experience managing and responding to complex security incidents while continuously improving security tooling, processes, and operational effectiveness. This is not a monitoring-only role - we are looking for someone who can elevate the maturity of the security program.

Responsibilities:

• Incident Response Lead and coordinate cybersecurity incident investigations
• Perform containment, remediation, and recovery activities
• Conduct root cause analysis and document findings
• Support forensic investigations when necessary

Security Operations Optimization:

• Tune alerts and improve detection quality
• Enhance SOC processes and operational workflows
• Improve team efficiency and reduce alert fatigue
• Support security monitoring improvements

Threat Detection & Engineering:

• Perform threat hunting activities
• Investigate suspicious behaviors and indicators of compromise
• Improve detection logic and visibility across the environment

Platform Administration & Security Tooling:

• Operate within enterprise security platforms
• Support ongoing security posture improvements
• Provide recommendations for process and tooling enhancements

Required Qualifications:

• 5+ years of cybersecurity experience
• Strong incident response and SOC background
• Experience leading investigations from intake through resolution
• Strong understanding of endpoint, network, email, and cloud security
• Experience improving security operations environments
• Strong analytical and troubleshooting skills
• Process improvement mindset
• Comfortable operating independently and driving outcomes

Technical Qualifications Core Platforms: Microsoft Defender for Endpoint, Defender for Servers, Microsoft Sentinel, Defender XDR, Defender CSPM

Additional Preferred Experience: Proofpoint, OpenDNS, Threat Intelligence Platforms, Dark web monitoring, threat hunting methodologies

For applications and inquiries, contact: hirings@openkyber.com

Job Tags

Contract work, Remote work

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