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Senior Corporate Security Operations Engineer

Attentive Mobile - United States - Hybrid - posted 2026-09-14

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Salary: USD 140,000 - 207,000 / annual

Attentive is an AI-powered marketing platform that unifies SMS, RCS, email, and push notifications for 1:1 personalization. The company partners with 8,000+ customers across 70+ industries and is recognized as the #1 SMS marketing provider by G2. As a Senior Corporate Security Operations Engineer, you will protect Attentive's workforce, corporate systems, identities, endpoints, SaaS applications, and business operations. This is a hands-on role spanning Security Operations and Corporate Security with a primary focus on incident response and security investigations. Key responsibilities include: - Lead and support security investigations and incident response involving account compromise, phishing, endpoint threats, suspicious SaaS activity, credential exposure, and third-party application risks - Monitor and investigate alerts across identity, endpoint, SaaS, email, SIEM, and other security platforms - Perform technical triage, determine severity and escalation paths, identify noisy detections or telemetry gaps, and partner with Security Engineering to improve detection quality - Lead and manage complex Corporate Security projects to improve controls across identity, endpoint, browser, SaaS, and Zero Trust environments - Perform technical security assessments of software vendors and third-party integrations, review security evidence and controls, and support risk-based approval decisions - Support customer security questionnaires, RFPs, and trust requests by providing accurate security responses and gathering supporting evidence - Improve Security Operations through automation, scripting, integrations, dashboards, workflow improvements, and alert enrichment - Participate in on-call rotation, maintain incident response runbooks and playbooks, and contribute to tabletop exercises - Communicate clearly with technical and non-technical stakeholders across Security, IT, Engineering, Legal, GRC, Procurement, Sales, and Customer Success You will partner closely with Security Engineering, IT, Legal, GRC, Procurement, and Engineering teams. This role combines operational security with engineering—you should be comfortable moving between investigating account compromises, reviewing endpoint or SaaS activity, assessing vendors, responding to customer security questionnaires, and improving tooling and automation. Requirements: - 5+ years of experience in Security Operations, Incident Response, Corporate Security, Detection & Response, Security Engineering, or related security discipline - Strong hands-on experience investigating security incidents and suspicious activity - Experience with identity, endpoint, SaaS, email, and security-monitoring telemetry - Strong understanding of common attacker tactics, techniques, and procedures (TTPs) - Experience with SIEM, EDR, identity, and enterprise SaaS security technologies - Ability to independently scope investigations, gather evidence, assess risk, and determine next steps - Experience with vendor security reviews, third-party risk assessment, customer security questionnaires, or similar security-assurance work - Experience using scripting, APIs, automation, or integrations to improve security operations - Experience with Python, Go, Bash, or similar scripting languages - Strong written and verbal communication skills and ability to work effectively across technical and business teams

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