Senior Systems Engineer, IT

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At Acra Lending our employees enjoy an opportunity to work with great people, celebrate events throughout the year with raffles and giveaways, and give back to the community. We provide a continental breakfast daily and cater lunch every Friday. Our headquarters are located on a beautiful campus in Irvine, California, and we offer free gym membership for office workers.

We are looking for candidates who are passionate about their vocation, committed to making a contribution, and eager to grow in their career. This role requires Level 3 System Engineer experience, architecting and managing IT infrastructure (AWS, Azure) and hybrid solutions, including experience with cloud migrations.

Pay Range: $130,000–140,000 Salary. Our pay range is based upon experience, education, location, and qualifications.

• 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 and configuration management using tools like Power Shell, 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 Dev Ops and development teams to optimize CI/CD pipelines, infrastructure as code (IaC), and containerized workloads.
• Implement 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.

• 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 Outlook, Word, Excel, PowerPoint, One Drive, Teams, and SharePoint.
• Experience with enterprise identity and access management solutions, such as Okta or Azure AD.
• Advanced proficiency in scripting and automation using Power Shell, Python, or similar technologies.
• Hands‑on experience with infrastructure monitoring tools and SIEM platforms (New Relic, Datadog, Splunk, Zabbix, Prometheus, Grafana, Dynatrace).
• Proven track record in disaster recovery planning, testing, and execution.
• IT certifications such as Microsoft Certified Systems Engineer (MCSE), AWS Certified Solutions Architect, or Azure Solutions Architect are highly desirable.
• Experience…