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JBA International · 4 months ago

Senior Systems Engineer, IT

Irvine, California, US

Full-time

Onsite

Senior Level

$130K/yr - $140K/yr

7+ years exp

JBA International is seeking a Senior Systems Engineer to provide strategic direction and technical leadership for infrastructure design and implementation. The role involves managing critical systems, leading automation efforts, and mentoring junior staff while ensuring high availability and rapid incident response across various environments.

ConsultingHealth CareLegalProfessional Services

Diversity & Inclusion

No H1B

U.S. Citizen Only

Responsibilities

Provide strategic direction and technical leadership for infrastructure design, implementation, and optimization

Lead architectural discussions for Windows systems, cloud infrastructure (AWS, Azure), and hybrid solutions

Manage and maintain Active Directory (AD), DNS, DHCP, and other critical systems

Design, deploy, and maintain scalable, highly available solutions using cloud-native architectures in AWS and Azure

Oversee the configuration and management of network infrastructure, including firewalls, switches, and load balancers

Lead automation efforts for infrastructure deployment, configuration management using tools like PowerShell, Python, and Terraform

Architect, implement, and manage LAMP/LEMP stack systems

Establish comprehensive system monitoring and alerting for all environments to ensure high availability and rapid incident response (New Relic, Datadog, Prometheus, Grafana, Dynatrace)

Drive backup, disaster recovery (DR), and business continuity planning, including annual DR testing and refinement

Act as the lead technical resource for the design and deployment of identity management solutions (SSO, MFA) using tools like Okta and Azure AD

Collaborate with DevOps and development teams to optimize CI/CD pipelines, infrastructure as code (IaC), and containerized workloads

Backup procedures to safeguard data security, ensure resource availability, maintain data integrity, and meticulously log and review application activities

Mentor and coach junior system administrators and engineers, fostering skill development and knowledge sharing

Own system documentation, process improvements, and adherence to IT best practices

Troubleshoot and resolve complex system, network, and application issues efficiently

Lead a team of engineers and administrators, providing mentorship, performance feedback, and fostering a culture of innovation and continuous learning

Oversee project planning, resource allocation, and task prioritization for the infrastructure team

Qualification

AWSAzureNetwork designWindows ServerLinux administrationPowerShellPythonDisaster recoveryIdentity managementProject managementCommunication skillsCustomer-focused mindset

Required

7+ years of experience in systems engineering or infrastructure roles with a focus on architecture, implementation, and operational excellence

5+ years of experience in AWS and/or Azure environments, including designing and managing hybrid cloud solutions

Proven expertise in network design and administration, including firewalls, VPNs, and high-performance switches

Strong background in Windows Server administration and Linux-based environments (LAMP/LEMP stacks)

Hands-on experience supporting Microsoft 365 applications including (but not limited to): Outlook, Word, Excel, PowerPoint, OneDrive, Teams and SharePoint

Experience with enterprise identity and access management solutions, such as Okta or Azure AD

Advanced proficiency in scripting and automation using PowerShell, Python, or similar technologies

Hands-on experience with infrastructure monitoring tools and SIEM platforms, Deployment, Configuration. (New Relic, Datadog, Splunk, Zabbix, Prometheus, Grafana, Dynatrace)

Proven track record in disaster recovery planning, testing, and execution

Preferred

IT certifications such as Microsoft Certified Systems Engineer (MCSE), AWS Certified Solutions Architect, or Azure Solutions Architect are highly desirable

Experience with Microsoft Security Stack not limited to ATP, Intune, Sentinel, Defender Endpoint