{"id":179017,"url":"https://alion.io/job/motional-senior-cybersecurity-engineer-defense-operations","title":"Senior Cybersecurity Engineer, Defense Operations","company":{"id":66433,"name":"Motional","domain":"motional.com","url":"https://alion.io/company/motional-com","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":83,"open_postings":16,"ghost_share":0,"stale_share":0.5,"repost_share":0,"time_to_fill_p50_days":85,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Security","role_family":"Security","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":60000,"max_usd":121000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":44},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Crowdstrike","optional":false},{"name":"CVE","optional":false},{"name":"IAM","optional":false},{"name":"PowerShell","optional":false},{"name":"Python","optional":false},{"name":"SIEM","optional":false},{"name":"Splunk","optional":false},{"name":"Okta","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-05-22T05:14:37Z","employer_posted_date":"2026-10-16","last_verified_at":"2026-11-02T14:44:08Z","board_verified":true,"closed_at":null,"days_open":164,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":164},"description":"Motional is seeking a highly skilled Senior Cybersecurity Engineer to join our Defense Operations team. This operations-focused role puts you on the front lines of our security program, acting as a senior resource for security monitoring, system ownership, and the continuous improvement of Motional’s Defense Operations on-premise, SaaS and cloud platform services. In this role you will collaborate closely with your internal cybersecurity team members, external cybersecurity partners, and Motional teams and stakeholders across the organization.\nWhat You’ll Be Doing:\nAct as a frontline incident responder, from detection and containment to eradication, remediation, and recovery. Facilitate post-incident reviews to drive continuous improvement in securing our people, information, and systems.\nCollaborate closely with our 3rd-party managed detection and response provider as the primary APAC region interface for incident triage, escalation, and threat hunting activities.\nAdminister, monitor, and continuously optimize our core Defense Operations toolset including logging and monitoring (SIEM), endpoint detection and response (EDR), cloud security, email security, and vulnerability management services.\nEnhance cloud security operations across processes and tooling in collaboration with internal cybersecurity and engineering teams.\nDrive other Motional teams (DevOps, IT, HR, Engineering) to proactively identify, assess, and mitigate cybersecurity risks.\nProvide technical strategy and expertise to Motional’s end to end vulnerability management program, helping stakeholders address significant vulnerabilities in a timely manner.\nDesign, document, and operationalize security procedures, playbooks, and runbooks for key Defense Operations functions, specifically those involving Managed Detection and Response (MDR) or other third-party security service providers\nWhat We’re Looking for:\nBS or MS in Computer Science, Cybersecurity, Information Systems, Information Technology or equivalent knowledge and work experience.\n5+ years of full-time, hands-on experience in a cybersecurity operations, SOC, incident response, or cybersecurity engineering role.\nStrong hands-on experience with AWS and cloud-native security, including implementing security best practices across AWS infrastructure and services.\nProven ability to analyze security alerts and logs from a wide range of cybersecurity and IT tools (SIEM, EDR, SEG, CNAPP, IAM, OS logs, application logs, etc.).\nExpertise in investigating and responding to cybersecurity incidents within frameworks such as NIST, ISO, or others. \nBackground in deploying, administering, and using SIEM and/or EDR tools (e.g. Splunk, Microsoft, Crowdstrike).\nVulnerability management skills including vulnerability scanning and CVE impact analysis.\nAbility to support security automation through basic scripting (e.g. Python, bash, Powershell)\nExcellent analytical, problem-solving, and troubleshooting skills.\nStrong written and verbal communication skills, including the ability to document technical information and present to diverse audiences.\nAbility to work independently and as part of a team in a fast-paced environment.\nDemonstrated experience in leveraging and collaborating with 3rd-party managed detection and response security partners.\nCurious and security focused mindset\nBonus Points:\nFamiliarity with identity and access management tools and concepts are helpful for the role, even when not directly managing those tools (e.g. Okta, SSO, SAML).\nTerraform experience is beneficial\nMotional is a driverless technology company making autonomous vehicles a safe, reliable, and accessible reality. We’re driven by something more.\nOur journey is always people first.\nWe aren't just developing driverless cars; we're creating safer roadways, more equitable transportation options, and making our communities better places to live, work, and connect. Our team is made up of engineers, researchers, innovators, dreamers and doers, who are creating a technology with the potential to transform the way we move.\nHigher purpose, greater impact.\nWe’re creating first-of-its-kind technology that will transform transportation. To do so successfully, we must design for everyone in our cities and on our roads. We believe in building a great place to work through a progressive, global culture that is diverse, inclusive, and ensures people feel valued at every level of the organization. Diversity helps us to see the world differently; it’s not only good for our business, it’s the right thing to do. \nScale up, not starting up.\nOur team is behind some of the industry's largest leaps forward, including the first fully-autonomous cross-country drive in the U.S, the launch of the world's first robotaxi pilot, and operation of the world's longest-standing public robotaxi fleet. We’re driven to scale; we’re moving towards commercialization of our technology, and we need team members who are ready to embrace change and challenges.\nFormed as a joint venture between Hyundai Motor Group and Aptiv, Motional is fundamentally changing how people move through their lives. Headquartered in Boston, Motional has operations in the U.S and Asia. For more information, visit www.Motional.com and follow us on Twitter, LinkedIn, Instagram and YouTube.\nMotional AD Inc. is an EOE. We celebrate diversity and are committed to creating an inclusive environment for all employees. To comply with Federal Law, we participate in E-Verify. 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