Senior Security Engineer - Linux & Network Security Lead

Motion Recruitment; Scottsdale (AZ); Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Bonus eligible

Medical Insurance

Dental Insurance

Vision Insurance

Vacation Time

Stock Options

Job summary

Motion Recruitment is seeking a Senior Security Engineer in Scottsdale, AZ, with 5+ years in cybersecurity. You’ll lead Linux security, design network controls, manage vulnerabilities, and drive incident response while shaping security governance across multi-environment deployments.

The role offers a flexible hybrid schedule and direct-hire stability, with opportunities to influence strategy and work on PCI DSS–related environments.

Qualifications

• 5+ years of cybersecurity engineering experience.
• Hands-on Linux administration experience.
• Strong security architecture and threat mitigation knowledge.
• Experience with SIEM/EDR/XDR and vulnerability scanners.
• Ability to create technical documentation and standards.
• Experience in regulated environments such as PCI DSS is a plus.

Responsibilities

• Lead Linux infrastructure security across multiple environments.
• Design and implement network security controls and architectures.
• Drive vulnerability management and incident response initiatives.
• Contribute to security architecture and governance practices.

Skills

Security architecture

Vulnerability management

Incident response

Linux administration

Networking fundamentals

SIEM/EDR/XDR

Technical leadership

Documentation & procedures

Education

CISSP

GIAC

Security+

Tools

SIEM

EDR/XDR

Vulnerability scanners

Firewall / network security platforms

Job description

Motion Recruitment is seeking a Senior Security Engineer in Scottsdale, AZ, with 5+ years in cybersecurity. You’ll lead Linux security, design network controls, manage vulnerabilities, and drive incident response while shaping security governance across multi-environment deployments.

The role offers a flexible hybrid schedule and direct-hire stability, with opportunities to influence strategy and work on PCI DSS–related environments.