Senior Security Engineer: PKI, Cloud & Threat Defense

Request Technology, LLC; Austin (TX); On-site; USD 125,000 - 170,000; Full time

Job summary

Request Technology, LLC is seeking a senior cybersecurity engineer in Austin to architect and operate PKI, encryption, and cloud security programs. You will drive secure onboarding of applications and platforms, align with Zero Trust, and lead automation efforts using PowerShell, Python, and KQL.

The role requires 5-8+ years IT and 3-5+ in security, with hands-on experience across CrowdStrike, SIEM, IAM, and cloud security tools.

Qualifications

• 5-8+ years IT experience with 3-5+ years in cybersecurity engineering.
• Deep PKI, cryptography and AD CS expertise.
• Strong EDR/SIEM, threat detection and incident response knowledge.
• Hands-on with CrowdStrike, Microsoft Sentinel, Netskope and other security platforms.
• IAM, cloud security, Zero Trust principles.
• Experience implementing cloud security controls in Azure and Entra environments.
• Automation using PowerShell, Python, and KQL.

Responsibilities

• Manage PKI lifecycle and AD CS environments, including renewal and automation.
• Administer encryption key management platforms and HSMs.
• Design and improve network, endpoint, cloud, and identity security controls.
• Optimize EDR, SIEM, DLP, CASB and related platforms for visibility and response.
• Identify gaps, lead remediation initiatives, strengthen security posture.
• Lead security initiatives, partnering with IT, architecture, product teams.
• Advance secure endpoint and identity practices with stakeholders.
• Develop and maintain security standards aligned with NIST/CIS.
• Automate workflows and telemetry to improve operations.
• Mentor teammates and contribute to knowledge sharing.
• Provide escalation support and contribute to incident response runbooks.
• Evaluate emerging security technologies and pilot beneficial solutions.

Skills

IT Experience

PKI & Crypto

EDR & SIEM

Security Platforms

IAM

Cloud Security

Automation & Scripting

Tools

CrowdStrike

Microsoft Sentinel

Google SecOps

Netskope

Cisco Umbrella

BeyondTrust

Cribl

DigiCert

CyberArk Venafi

Microsoft Entra

Job description

Request Technology, LLC is seeking a senior cybersecurity engineer in Austin to architect and operate PKI, encryption, and cloud security programs. You will drive secure onboarding of applications and platforms, align with Zero Trust, and lead automation efforts using PowerShell, Python, and KQL.

The role requires 5-8+ years IT and 3-5+ in security, with hands-on experience across CrowdStrike, SIEM, IAM, and cloud security tools.