Cloud Systems Administrator III

Alliant Insurance Services; Irvine (CA); Remote; USD 110,000 - 140,000; Full time

Benefits offered by this job

Competitive financial package

Job summary

Alliant Insurance Services, Inc. is seeking a seasoned Systems Administrator III to lead infrastructure initiatives end-to-end. You will drive stability and security improvements, standardize configurations, and mentor junior admins across on-prem and cloud environments.

You will strengthen our security posture through disciplined patch governance, secure-by-default configurations, and effective incident response leadership, reducing operational risk via automation and proactive monitoring.

Qualifications

• Five or more years in systems administration with production ownership.
• Experience in hybrid on-prem + cloud environments and identity integration.
• Familiarity with IaC concepts and tools.
• Proven track record in patch governance and incident response leadership.
• Experience in regulated environments and audit readiness.

Responsibilities

• Serve as technical lead for infrastructure projects, including planning and implementation.
• Own administration of assigned systems and security posture.
• Lead incident response and drive root-cause analysis.
• Develop and maintain system standards and naming conventions.
• Improve patching and vulnerability remediation processes.
• Design backup/DR plans and validate recovery objectives.
• Implement automation to reduce manual work and risk.
• Collaborate with Security on controls and privileged access workflows.
• Review changes for completeness, risk, and rollback readiness.
• Mentor junior staff and coordinate vendor engagements.
• Produce documentation and diagrams for handoff and audits.

Skills

Infrastructure leadership

Incident response

Automation scripting

Change management

Linux administration

Windows Server administration

Identity management

Documentation & diagrams

Communication with stakeholders

Education

Bachelor's degree in computer science or related field

Tools

Azure

AWS

Google Cloud

Infrastructure as code

Monitoring & analytics tools

Job description

At Alliant Insurance Services, we thrive on creating employee benefits solutions built on the idea that health makes growth possible. As top tier professionals dedicated to solving our clients' health and welfare insurance challenges, Alliant team members deliver an unrivaled depth of service, and our unique approach enables us to help clients stay resilient and turn change into opportunity. This position is a chance to join a dynamic, expanding company with prospects for individual and career growth.

As one of the 5 largest insurance brokerage firms in the U.S., Alliant provides property and casualty, workers' compensation, employee benefits, surety, and financial products and services to clients nationwide.

More information is available at www.alliant.com.

SUMMARY

Responsible for leading technical initiatives and owning critical infrastructure components end-to-end. This role drives stability and security improvements by designing implementation plans, standardizing configurations, and mentoring junior administrators. The administrator strengthens Alliant's security posture through disciplined patch governance, secure-by-default configurations, and effective incident response leadership. Systems Administrator III is expected to reduce operational risk by improving automation, monitoring, and recovery readiness.

ESSENTIAL DUTIES AND RESPONSIBILITIES

• Serve as a technical lead for infrastructure projects (server modernization, platform upgrades, identity improvements) including planning, implementation, validation, and transition to operations.
• Own administration of assigned systems/services, including lifecycle management, performance, capacity, and security posture.
• Lead incident response for system-related events: coordinate troubleshooting, drive root cause analysis, and ensure durable corrective actions.
• Develop and maintain system standards (build templates, hardening baselines, naming conventions, access models) and ensure consistent adoption.
• Improve patch and vulnerability remediation processes by defining schedules, exception handling, and reporting to stakeholders.
• Design and execute backup/restore and DR test plans; validate recovery objectives and document results and remediation actions.
• Implement automation to reduce manual work and error risk (scripted provisioning, standardized checks, automated reporting).
• Partner with Security to implement and validate controls (privileged access workflows, logging requirements, configuration baselines).
• Review and approve changes for technical completeness, risk, and rollback readiness; coach others on change quality.
• Mentor Systems Administrator I/II staff through hands-on training, peer review, and troubleshooting guidance.
• Manage vendor support engagements for assigned platforms; coordinate escalations and track remediation to closure.
• Produce high-quality documentation and diagrams suitable for operational handoff and audit review.

QUALIFICATIONS

EDUCATION/EXPERIENCE

• Bachelor's degree in computer science, Information Technology, or a related field or equivalent experience.
• Five (5) or more years in systems administration, including ownership of production systems and leading technical workstreams.
• Experience with hybrid environments (on-prem + cloud) and identity integration patterns.
• Familiarity with infrastructure-as-code concepts and tools.
• Demonstrated experience improving operational metrics (reducing incidents, improving patch compliance, shortening recovery times).
• Experience supporting regulated environments and leading audit response for infrastructure controls.
• Experience with Azure, AWS, Google Cloud operations in a multi-account or multi-subscription enterprise environment.
• Experience with cloud monitoring, log analytics, backup, security posture, policy compliance, cost management, and automation tools.
• Experience in insurance, financial services, regulated environments, or enterprise shared services.

SKILLS

• Advanced administration of Windows Server and core infrastructure services; solid Linux administration ability.
• Strong identity and access management experience (directory services, group policy strategy, privilege separation).
• Proven ability to lead troubleshooting for complex issues across systems, storage, and network dependencies.
• Experience designing and implementing standard builds and secure baselines.
• Strong change management execution and risk assessment skills.
• Automation proficiency (PowerShell required; ability to structure scripts/modules for reuse and peer review).
• Ability to mentor and lead through influence (not just "do the work," but level up the team).
• Excellent communication: concise incident updates, stakeholder-friendly post-incident summaries, and clear technical documentation.
• Comfort working across teams (Security, Network, Cloud, App Owners) to drive outcomes.

#LI-DR2

#LI-REMOTE

We are proud to provide comprehensive, high quality employee programs to meet employees' needs now and in the future, including a very competitive financial package. We encourage you to explore what we have to offer.

Alliant Insurance Services, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment based on their qualifications and ability without regard to race, color, religion, sex (including pregnancy, childbirth, breastfeeding, sexual orientation, and gender identity), national origin, ancestry, physical or mental disability, medical condition, marital status, age, genetic information, or status as a protected veteran, in accordance with applicable federal, state, and local laws, including California law.

Applicants are protected under Federal law from discrimination. If you need an accommodation to complete the application process or would like to review these materials in an alternative format, please reach out to [e-mail]

For more information on Alliant Insurance Service's benefits, please visit www.alliant.com/about/careers/benefits