Senior System Security Engineer - Endpoint Security

Team Overview The Senior Security Engineer, Endpoint Security plays a key role in protecting the firm's endpoint computing environment by designing, implementing, and configuring enterprise endpoint security controls across workstations, servers, mobile devices, and cloud-connected systems. This is a hands-on engineering position responsible for advancing endpoint protection capabilities, reducing organizational risk, and supporting the firm's broader cybersecurity strategy. The engineer will partner closely with infrastructure, identity, security operations, risk, compliance, and application teams to deliver effective endpoint protections while enabling business objectives. Engineers in this role are expected to provide technical leadership across endpoint security technologies, threat protection programs, vulnerability management initiatives, endpoint compliance controls, and zero trust security efforts. The role will serve as a subject matter expert for enterprise endpoint detection and response (EDR), extended detection and response (XDR), endpoint hardening, local firewall management, and modern endpoint security architectures. What You'll Do

• Design, implement, and configure enterprise endpoint security controls that protect user devices, servers, and other managed endpoints.
• Serve as a senior engineering resource for endpoint detection and response (EDR), extended detection and response (XDR), endpoint hardening, device compliance, local firewall management, and endpoint threat prevention capabilities.
• Develop and maintain endpoint security standards, security baselines, and operational procedures aligned with industry best practices.
• Partner with infrastructure, workplace technology, identity, cloud, application, and security operations teams to integrate security controls across the enterprise technology ecosystem.
• Configure and optimize threat detection, prevention, investigation, and response capabilities to improve organizational security posture.
• Lead endpoint security platform lifecycle activities, including deployment, upgrades, configuration management, roadmap planning, and feature adoption.
• Establish and maintain endpoint security baselines aligned with established frameworks such as CIS Benchmarks, NIST Cybersecurity Framework, and Zero Trust principles.
• Lead moderate to large security initiatives and contribute technical expertise to enterprise cybersecurity programs.
• Mentor junior engineers and provide endpoint security subject matter expertise across technology teams.

What Experience You'll Need

• Bachelor's degree in Cybersecurity, Information Systems, Computer Science, Engineering, or a related field, or equivalent practical experience.
• 7+ years of experience in cybersecurity engineering, endpoint security engineering, systems security engineering, or a closely related field.
• Experience administering, engineering, or supporting enterprise-scale endpoint protection and endpoint detection and response (EDR) platforms.
• Strong understanding of endpoint security architecture, endpoint protection methodologies, attack surface reduction, exposure management, endpoint hardening, and threat prevention strategies.
• Experience managing endpoints across large enterprise environments and diverse operating systems.
• Experience supporting security monitoring, incident response, threat detection, threat intelligence, or threat hunting activities.
• Strong troubleshooting, analytical, critical thinking, and problem-solving skills.
• Experience working with cross-functional security, infrastructure, identity, and engineering teams.

What Could Set You Apart

• Experience engineering, administering, or supporting modern enterprise endpoint security platforms such as Microsoft Defender for Endpoint, CrowdStrike Falcon, SentinelOne, Cortex XDR, Sophos etc…
• Experience with extended detection and response (XDR) platforms and integrated security ecosystems.

**Candidates that live within a commutable distance from our Tempe, AZ and St. Louis, MO home office locations are expected to work in the office four days per week effective June 1, 2026. Before June 1, 2026, candidates that live within a commutable distance from our Tempe, AZ and St. Louis, MO home office locations are expected to work in the office three days per week, with preference for Tuesday through Thursday.**

Join a financial services firm where your contributions are valued. Edward Jones is a Fortune 500¹ company where people come first. With over 9 million clients and 20,000 financial advisors across the U.S. and Canada, we’re proud to be privately-owned, placing the focus on our clients rather than shareholder returns.

Behind everything we do is our purpose: We partner for positive impact to improve the lives of our clients and colleagues, and together, better our communities and society. We are an innovative, flexible, and inclusive organization that attracts, develops, and inspires performance excellence and a sense of belonging.

People are at the center of our partnership. Edward Jones associates are seen, heard, respected, and supported. This is what we believe makes us the best place to start or build your career.

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¹Fortune 500, published June 2024, data as of December 2023. Compensation provided for using, not obtaining, the rating.

At Edward Jones, we are building a place where everyone feels like they belong. We're proud of our associates' contributions to the firm and the recognitions we have received.

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Edward Jones' compensation and benefits package includes medical and prescription drug, dental, vision, voluntary benefits (such as accident, hospital indemnity, and critical illness), short- and long-term disability, basic life, and basic AD&D coverage. Short- and long-term disability, basic life, and basic AD&D coverage are provided at no cost to associates. Edward Jones offers a 401k retirement plan, and tax-advantaged accounts: health savings account, and flexible spending account. Edward Jones observes ten paid holidays and provides 15 days of vacation for new associates beginning on January 1 of each year, as well as sick time, personal days, and a paid day for volunteerism. Associates may be eligible for bonuses and profit sharing. All associates are eligible for the firm's Employee Assistance Program. For more information on the Benefits available to Edward Jones associates, please visit our benefits page.