Senior Systems Administrator - Corporate Services

You could say we're at the center of the center.

Here at Edward Jones the client is our single focus and our relationships with them are the measure of everything we do. And Service and Operations divisions are at the center of it all. We support our clients, branch teams and headquarter associates in providing the best possible experience. Advocate for our more than 7 million clients through regulation communication, fraud protection and managing their investment distributions.

Protect their investments by mitigating risk. And innovate new ways of working. Using insights to create solutions for the future - in the here and now.

Position

Schedule:

Full-Time

This job posting is anticipated to remain open for 30 days, from 04-Mar-2026. The posting may close early due to the volume of applicants.

• Do you thrive on keeping mission-critical systems highly available and secure while enabling rapid change for the business?
• When a complex incident hits, are you the calm, methodical problem-solver who can lead triage, communicate clearly, and drive to root cause?
• Do you enjoy automating repetitive work and mentoring others so the whole team gets better?

If this sounds like you, we'd love to talk.

Our Information Systems organization is responsible for the reliability, performance, and security of the firm's infrastructure and core platforms. As a Senior Systems Administrator
, you'll design, implement, and support enterprise infrastructure across compute, operating systems, storage, virtualization, identity, and core services. You'll partner with engineering, solutions architects, external vendors, and security teams to deliver resilient, scalable solutions that power our business.

• Own availability & performance: Ensure uptime and reliability of Windows/Linux server platforms, virtualization, storage, and core services (e.g., DNS, DHCP, NTP, authentication/authorization).
• Design & implement solutions: Independently design, assemble, configure, install, and tune complex infrastructure components that meet business and security requirements.
• Vendor & partner coordination: Manage relationships with multiple external vendors to ensure successful delivery of production releases, patches, firmware updates, and support engagements. Coordinate schedules, validate deliverables, review technical plans, and ensure vendor work aligns with internal standards, change management processes, and reliability expectations.
• Incident leadership: Lead complex incident response and problem management; perform deep diagnostics using logs/metrics/traces; drive to root cause and long‑term fixes.
• Automation & standardization: Develop scripts and automations (e.g., Power Shell, Bash/Python) and use configuration management to reduce toil and drift.
• Lifecycle & hygiene: Own patching, vulnerability remediation, capacity planning, performance tuning, backup/restore validation, and disaster recovery exercises.
• Project delivery: Translate requirements into designs and implementation plans; develop estimates, test plans, deployment plans, runbooks, and documentation; follow the firm's project life cycle.
• Security by design: Implement IAM/least privilege, certificate and secrets management, hardening baselines, and audit/compliance controls.
• Mentor & uplift: Provide guidance and training to peers and less experienced administrators; champion best practices and knowledge sharing.
• 24×7 readiness: Participate in an on‑call rotation; proactively monitor and respond to alerts and system messages.

• Platform upgrades & migrations: Modernizing server OS versions and hypervisor platforms; refreshing storage/NAS; coordinating data replications and cutovers.
• Service resilience & DR: Improving high availability, backup/restore processes, and disaster recovery testing for critical applications.
• Vulnerability & patch programs: Reducing risk through coordinated patching of Windows/Linux/VMs and middleware across environments.
• Observability uplift: Expanding monitoring, logging, and alerting to speed detection, diagnosis, and MTTR.
• Automation…