Senior Security Engineer job at Ardent Mills in US National (Not hiring in MS, AK, CT, NM, RI, HI, WY, DC)

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Senior Security Engineer locations Remote US time type Full time job requisition id R9568 Senior Security Engineer As a Senior Security Engineer, you will provide deep technical leadership across detection engineering, endpoint/network/cloud security, and resilience. You will architect advanced controls, lead complex investigations, and mentor engineers while shaping the technical roadmap. This role partners closely across security and IT functions and provides cross-domain support to strengthen overall security coverage. Your responsibilities: Own detection engineering: SIEM use-cases, data pipelines, parsers, enrichment, and tuning to reduce false positives. Lead threat hunting and purple-team exercises; drive control improvements based on TTPs (ATT&CK). Architect endpoint and email security baselines; optimize EDR/XDR policies and response automation. Implement and optimize Data Loss Prevention (DLP) technical controls and integrations in alignment with enterprise data protection requirements. Guide vulnerability management strategy (risk-based prioritization, exploitability analysis, compensating controls). Design partner in network security architectures (micro-segmentation, firewall policies, NDR) and secure remote access (SASE/ZTNA). Provide key insights for cloud workload protection (CSPM/CWPP/CIEM) and secure identity governance integrations. Perform root-cause analysis and forensics coordination, document findings and corrective actions. Mentor engineers; set coding and automation standards for security tooling and integrations. Drive technology selection, POCs, and reference implementations; maintain technical roadmaps. Track and improve detection quality metrics (e.g., false positives, coverage, MTTR). Represent security in architecture boards and major program decisions. Develop and maintain security automation and response playbooks in partnership with SOC/MDR providers to improve detection and response efficiency. Familiarity with OT/ICS security considerations in manufacturing environments. Partner with SOC/MDR provider to continuously improve detection coverage and tuning. Essential skills and experience: Bachelor's degree in computer science, Engineering, or related field (or equivalent experience). 7-10 years in security engineering/operations with demonstrated leadership in complex environments. Expertise in SIEM/XDR (e.g., Microsoft Sentinel, Defender XDR), network security, identity security, and cloud security platforms. Experience working with SOC/MDR providers in a co-managed security model. Experience working in hybrid environments spanning on-premises and Azure cloud. Strong automation and scripting (Python/PowerShell); familiarity with data engineering for security telemetry. Certifications: CISSP; OSCP or equivalent offensive credential; GIAC (GCIA/GCED/GREM) or similar advanced certs; CCSP. Good to have: Experience leading red/purple team programs and building detection-as-code. Certifications: SANS/GIAC GSE, AWS/Azure professional-level security certifications. Physical requirements and working conditions (with or without reasonable accommodation): Remote eligible; occasional travel; availability during high-severity incidents. On-call rotation for major incidents. Other considerations: May act as technical owner for key platforms and represent security in executive forums. At Ardent Mills: At Ardent Mills, everyone matters and everyone has a voice. We are committed to providing an environment of mutual respect where equal opportunities are available to all applicants and team members and the decisions will be based on merit, competence, performance, and business needs. We are proud to be an equal opportunity employer. We do not discriminate on the basis of race, color, religion, creed, national origin, aboriginality, ancestry, marital status, sex, sexual orientation, gender identity or expression, physical or mental disability, pregnancy, genetic information, veteran status, age, political affiliation, or any other non-merit characteristic protected by law or not. Together, celebrating our differences, we make Ardent Mills. The preceding position description has been designed to indicate the general nature and essential duties and responsibilities of work performed by employees within this position. It may not contain a comprehensive inventory of all duties, responsibilities, and qualifications required of employees in this position. The description, duties, functions, and responsibilities are subject to change at the discretion of Ardent Mills. Location: At this time, Ardent Mills is not hiring in the following states: Alaska, Connecticut, District of Columbia, Hawaii, Mississippi, New Mexico, Rhode Island, and Wyoming. Candidates must reside in an eligible state to be considered for employment. Remote US Address: 1875 Lawrence Street, Denver CO, 80202 Additional Locations (if applicable): Employment Type: Full time Additional Information: Competitive Compensation: We provid

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