System Engineer Senior

Maricopa County•Phoenix, AZ

2d•$82,000 - $125,000•Hybrid

About The Position

The Systems Engineer Senior plays a critical role in architecting, deploying, and managing enterprise infrastructure across cloud, compute, storage, load balancing, and datacenter environments. As a senior member of the Cloud, Infrastructure, and Platform Services (CIPS) team, this position ensures the reliability, security, and performance of both on-premises and cloud-based services. This role requires a deep understanding of virtual and physical compute systems, SAN and NAS storage, enterprise backup and disaster recovery, application delivery and load balancing platforms, and modern public cloud services. The Systems Engineer Senior will collaborate closely with architects, cybersecurity professionals, and development teams to integrate systems and services while maintaining compliance, automation, and operational excellence. The ideal candidate is equally comfortable managing VMs in a hypervisor cluster, provisioning storage in a datacenter, implementing high-availability in the cloud, and building infrastructure as code.

Requirements

Four years of progressively responsible experience in administering, configuring, managing, installing, and troubleshooting server, storage, and virtualization systems in an enterprise environment
Bachelor’s degree in Computer Science, Information Technology, or a closely related field
A combination of post-secondary education and/or job-related experience may substitute for the education requirement on a year-for-year basis

Nice To Haves

Experience with public cloud service providers (Azure, AWS)
Experience with Infrastructure as Code platforms (Terraform, Bicep, CloudFormation)
Hands-on experience managing and supporting Windows and Linux server platforms, including patching, performance tuning, and system hardening
Experience with virtualization technologies and compute infrastructure, including provisioning, migration, and resource optimization
Experience deploying and maintaining cloud-based infrastructure and services in hybrid or fully cloud environments
Exposure to configuring and supporting load balancing solutions, ensuring high availability and optimized traffic distribution for critical services
Practical experience integrating server and storage systems with identity, access, and network security components in a secure enterprise setting
Experience with Infrastructure as Code (IaC) tools such as Terraform, Ansible, or ARM/Bicep to provision, configure, and manage infrastructure across on-prem and cloud environments
Experience integrating automation into configuration management and change control processes to improve repeatability and reduce human error.
Ability to build or contribute to automated workflows and task orchestration within CI/CD pipelines or IT automation platforms

Responsibilities

Lead cloud strategy and implementation by designing, deploying, and managing public and hybrid cloud environments, while ensuring alignment with governance, security, and operational best practices
Provide advanced systems and infrastructure support for virtualized and physical environments, including Windows and Linux servers, storage, backup platforms, identity services, and enterprise directory systems
Manage and deliver infrastructure projects and roadmaps, including planning, technical research, requirements gathering, and execution of IT modernization and cloud initiatives
Research and evaluate emerging technologies, tools, and practices to inform IT strategy, assess feasibility, and recommend adoption where beneficial to organizational goals
Analyze and optimize system performance and cost efficiency, evaluating Return on Investment (ROI) and total cost of ownership for new and existing technologies
Administer and maintain core infrastructure platforms, including compute, storage, backup, identity, and cloud systems, with a focus on performance, availability, and lifecycle management
Provide technical leadership and mentorship, guiding IT staff on infrastructure architecture, cloud strategy, automation standards, and best practices
Coordinate system migrations and maintain documentation, ensuring secure transitions, minimal downtime, and comprehensive documentation to support ongoing operations and scalability
Troubleshoot and resolve complex infrastructure issues across on-prem and cloud environments, participating in root cause analysis and rotating 24/7 on-call support as required
Ensure infrastructure security and regulatory compliance by implementing and maintaining security controls, working with cybersecurity teams, and aligning with applicable standards and frameworks
Other job duties as assigned

Benefits

Exciting opportunity to work with modern public cloud technologies and enterprise infrastructure
Key role in driving cloud strategy, system optimization, and automation
Collaborate with architects, security teams, and developers to deliver scalable, secure solutions
Direct impact on reliability, security, and cost-effectiveness of IT services
Enhance efficiency through automation, governance, and cloud best practices
Tuition reimbursement
Exceptional work-life balance, with hybrid and alternative work schedule options
Opportunities for growth and development within Maricopa County
Low-cost, high-value healthcare for you and your qualifying dependents
Child care benefits including access to our on-site center Maricopa County Kids Club, dedicated to serving Maricopa County families exclusively
Paid vacation, sick time, and parental leave
Extensive wellness program, including healthcare premium discounts
Employee discounts for goods and services
Maricopa County participates in the Arizona State Retirement System. This defined retirement benefit requires a 12% monthly contribution rate and includes a 100% employer match on Day 1