Cyber Exposure Validation Engineer

Teledyne Technologies Incorporated; Stillwater (OK); On-site; USD 110,000 - 160,000; Full time

Job summary

Teledyne Technologies Incorporated is seeking a security architect to drive architecture-level risk themes across vulnerability management, threat hunting, and engineering. You will synthesize tactical findings, monitor the external perimeter, and report to the Sr.

Director of Enterprise Security Architecture while partnering with IT and business owners. You will validate controls, maintain topology awareness, and guide remediation with cross-functional teams.

Qualifications

• U.S. citizenship required.
• Bachelor's degree in Information Security, Computer Science, or related field.
• Progressive cybersecurity experience spanning network security, security engineering, or purple/red-team functions.
• Hands-on experience reviewing and administering firewall rule sets and network segmentation.
• Working knowledge of adversary TTPs and purple-team/adversary-emulation (MITRE ATT&CK).
• Experience with vulnerability management and external attack-surface monitoring tooling.
• Broad IT security knowledge across architecture, data, apps and networks.

Responsibilities

• Conduct collaborative environment assessments of enterprise architecture to validate detection and control effectiveness.
• Maintain awareness of enterprise network topology, cloud environments, and business-system interdependencies.
• Monitor external IP space for exposure and compare with baselines and firewall rule sets.
• Review firewall rules regularly to identify overly permissive or stale rules and evaluate exceptions.
• Prioritize remediation of hygiene gaps with vulnerability and patch teams.
• Collaborate with networking to identify under-monitored segments and orphaned assets.
• Develop and maintain a risk-ranked backlog of weaknesses; brief leadership on trends.
• Coordinate with IT and business owners to revalidate rule justification and adjust access.
• Document findings and remediation recommendations to inform detection-engineering priorities.
• Support incident response with architecture context during investigations.

Skills

U.S. Citizenship

Vulnerability management

Firewall rule review

Threat hunting

Adversary TTPs

Python

PowerShell

MITRE ATT&CK

Network segmentation

Education

Bachelor's degree in Information Security or Computer Science

Tools

MITRE ATT&CK

Python

PowerShell

CTEM/Attack-surface tools

Job description

Teledyne Technologies Incorporated is seeking a security architect to drive architecture-level risk themes across vulnerability management, threat hunting, and engineering. You will synthesize tactical findings, monitor the external perimeter, and report to the Sr.

Director of Enterprise Security Architecture while partnering with IT and business owners. You will validate controls, maintain topology awareness, and guide remediation with cross-functional teams.