Staff Security Engineer - Security Operations
Pantheon Systems, IncResponsibilities
- Define and execute a multi-year SecOps roadmap covering detection engineering, incident response, threat intelligence, exposure management, and abuse prevention.
- Lead the architecture, evaluation, selection, and integration of SIEM, SOAR, EDR/XDR, cloud security posture, and identity-monitoring tools.
- Build high-fidelity detections mapped to MITRE ATT&CK across cloud, endpoint, and identity surfaces.
- Own incident response playbooks, runbooks, severity frameworks, post-incident reviews, and response for critical incidents.
- Build and operate a structured threat intelligence capability using internal telemetry, commercial feeds, ISACs, and open-source intelligence.
- Develop scalable automation for alert triage, enrichment, investigation, and response using SOAR, APIs, and scripting.
- Serve as the SecOps subject matter expert for GDPR, NIS2, SOC 2, PCI DSS, and NIST CSF requirements.
- Define vulnerability and exposure management strategy, remediation SLAs, and ownership models.
- Own technical strategies for abuse monitoring, credential attacks, account takeover, and platform misuse.
- Lead business continuity, disaster recovery, tabletop exercises, red team collaboration, and resilience testing.
- Present program metrics, risk narratives, and strategic briefings to senior leadership and the board.
- Mentor security engineers, run security training, and embed security practices across engineering teams.
Requirements
- 10+ years of information security experience, including 7+ years focused on security operations.
- Deep experience architecting and operating enterprise-grade SIEM and SOAR platforms at scale.
- Strong hands-on cloud-native security experience with GCP and/or AWS, including logging pipelines, cloud security posture management, and IAM monitoring.
- Expert knowledge of attack techniques and threat actor tradecraft, including MITRE ATT&CK and MITRE D3FEND.
- Demonstrated experience leading major incident response, cross-functional war rooms, and post-incident improvement.
- Proficiency in Python, Bash, or equivalent scripting and automation applied to security engineering.
- Experience owning or materially contributing to GDPR and NIS2 compliance from an operational security perspective.
- Experience influencing technical direction through design reviews, architecture documents, or cross-functional program leadership.
- Excellent written and verbal communication skills for technical and executive audiences.
- Preferred certifications include CISSP, CISM, GIAC certifications such as GCIA, GCED, GREM, or GDAT, OSCP, GCP Professional Cloud Security Engineer, or AWS Security Specialty.
- Preferred experience includes building detection engineering programs, operating threat intelligence platforms, abuse monitoring, phishing detection, takedown coordination, bug bounty operations, red or purple team collaboration, vendor management, RFPs, and Irish or EU regulatory work.
Benefits
- Remote work within Ireland.
- Distributed engineering culture with collaboration across North America and Europe.
- Scheduling flexibility is expected for cross-time-zone standups and incident response.
- Statutory leave entitlements under applicable Irish employment law.
Tech Stack
About Pantheon Systems, Inc
Pantheon is the only WebOps platform built to unify web infrastructure, workflows, and governance for Drupal, WordPress and Next.js. By eliminating outdated tech and tedious sysadmin tasks, Pantheon frees your team to focus on delivering exceptional results and creating extraordinary digital experiences. Trusted by innovative brands like Tableau, Uber, Okta, Home Depot, and Doctors without Borders, Pantheon powers over 700,000 websites and drives 17 billion monthly pageviews. With a lightning-fast content delivery network, always-on security, and effortless scalability, we empower web teams to build, iterate, and launch with confidence. Backed by $100 million in Series E funding from SoftBank Vision Fund 2 and over $100M in venture investment from Sageview Capital, Scale Venture Partners, Foundry Group, and more, Pantheon is revolutionizing how teams create and manage websites. Join us to experience the Pantheon difference—where the best web teams build, scale, and innovate without limits.