Senior Manager, Cybersecurity

A10 Networks, Inc.; San Jose (CA); On-site; USD 200,000 - 215,000; Full time

Job summary

A10 Networks, Inc. is seeking a senior cybersecurity leader to oversee their customer-facing SOC team and improve security capabilities across production environments. This role involves hands-on leadership in security operations, with a focus on automation and incident management to enhance the organization's security posture.

Candidates must have extensive experience in cybersecurity and proven leadership in production security settings. The position offers a hybrid work model with competitive compensation starting from $200,000.

Qualifications

• 10+ years in cybersecurity, infrastructure security, or production security engineering.
• 5+ years leading teams in production or security operations environments.
• Strong hands-on experience in data center infrastructure, cloud platforms, and hybrid models.

Responsibilities

• Oversee customer-facing SOC team ensuring continuity of service.
• Own security posture across production data centers and hybrid infrastructure.
• Lead security reviews of architecture and service dependencies.
• Drive automation to enhance security controls and reduce manual overhead.

Skills

Cybersecurity

Infrastructure security

Production security engineering

Scripting or automation

Incident management

Network security

Application-layer security

Job description

Core Leadership Philosophy

Lead through technical credibility and hands‑on engagement

Own security controls as operational systems, not theoretical frameworks

Build and improve — not just manage — security capabilities

Operate as an incident leader during high‑severity production events

Mentor engineers and analysts into stronger production security operators

Key Responsibilities

• Oversee a mature customer‑facing SOC team to ensure continuity of great customer service
• Own security posture across production data centers, cloud platforms, and hybrid infrastructure
• Partner with Infrastructure and SRE teams to embed security controls into platform design and deployment pipelines
• Ensure security controls operate reliably under production performance and availability constraints
• Lead security reviews of production architecture, traffic flows, and service dependencies
• Drive hardening standards across compute, network, identity, and application control layers
• Own lifecycle of security controls including detection, preventative, compensating, and response controls
• Lead control validation and continuous verification programs
• Drive reduction of manual operational overhead through automation
• Ensure security telemetry is actionable, high‑fidelity, and aligned to response automation
• Serve as senior incident commander for production security incidents
• Build response workflows aligned to production change control and reliability engineering practices
• Integrate security response into production incident management processes
• Lead post‑incident analysis focused on control improvement and systemic risk reduction
• Lead security practices across public cloud and hybrid infrastructure environments
• Partner with platform teams to secure identity and access models, network segmentation and service mesh security, container and orchestration environments, and Infrastructure‑as‑Code security controls
• Drive continuous cloud security posture improvement
• Lead development of automation and orchestration to reduce alert triage time, automate containment and enrichment, improve control deployment consistency, contribute to scripting and automation initiatives, and champion infrastructure‑as‑code and security‑as‑code practices

Required Qualifications

• 10+ years in cybersecurity, infrastructure security, or production security engineering
• 5+ years leading technical teams in production or security operations environments
• Strong hands‑on experience operating in data center infrastructure environments, cloud platforms (OCI, AWS, Azure, GCP), and hybrid infrastructure models
• Demonstrated experience building or operating production security controls
• Strong scripting or automation experience (Python, Go, Bash, or similar)
• Experience leading during high‑severity production incidents
• Strong understanding of network and application‑layer security, identity and access security models, detection and response workflows, and production reliability and change management principles

Preferred Qualifications

• Experience in networking, application delivery, or infrastructure security product companies
• Experience supporting security for customer‑facing service platforms
• Experience working directly with production operations or SRE organizations
• Experience implementing large‑scale automation or SOAR‑driven response models
• CISSP, GIAC, or equivalent certifications

What Success Looks Like (First 12‑24 Months)

• Security controls deeply embedded in production infrastructure lifecycle
• Measurable reduction in manual response through automation
• Strong security and production operational alignment
• Increased control visibility across data center and cloud environments
• Strong bench of engineers capable of operating security controls in production environments

A10 Networks is an equal opportunity employer and a VEVRAA federal subcontractor. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law. A10 also complies with all applicable state and local laws governing nondiscrimination in employment.

Hybrid Targeted compensation guideline: $200,000 - $215,000. Compensation will vary based on number of factors, including market demand for specific skills, role type, job level, and individual qualifications. Final salary offers are determined by considerations including, but not limited to, subject matter expertise, demonstrated skill level, relevant experience, geographic location, education, certifications, and training.