Systems Administrator

Systems Administrator

We are a reputable and well-established professional services company that has been serving the greater Orange County for over 10 years. We are located in Costa Mesa, CA and we have grown to over 250 employees and are continuing to steadily expand.

We are seeking a proactive Systems Administrator to maintain and improve our IT infrastructure, ensuring high availability, security, and performance across on-premises and cloud environments. The ideal candidate will own day-to-day system operations, manage AWS resources, administer Okta identity and access management, and drive automation to reduce manual work. This role supports end users, implements backup and recovery processes, and collaborates with security and engineering teams to enforce best practices.

Key Responsibilities

• Manage and maintain server infrastructure, virtual machines, and cloud resources (primarily AWS) to ensure reliability and performance.
• Administer Okta for identity and access management, including provisioning, SSO configuration, group and policy management, and periodic access reviews.
• Implement and support Single Sign-On (SSO) integrations and related identity services.
• Develop and maintain automation scripts and infrastructure-as-code (e.g., Terraform, CloudFormation) to deploy and configure systems consistently.
• Monitor system health, performance, and security events; respond to incidents and perform root cause analysis to prevent recurrence.
• Manage endpoint security and remote access solutions, ensuring devices are properly configured, patched, and compliant.
• Design, test, and maintain backup and recovery processes to minimize data loss and downtime.
• Configure and maintain network and perimeter defenses, including firewalls and VPNs, and support secure remote access.
• Provide second- and third-line helpdesk support for escalated technical issues and collaborate with the helpdesk team to improve triage and resolution workflows.
• Manage communications and telephony integrations (RingCentral) and other SaaS tools as needed.
• Document systems, runbooks, and change procedures; participate in change windows and maintenance planning.
• Collaborate with cross-functional teams to support projects, migrations, and security initiatives.

Qualifications

• 5+ years of experience as a Systems Administrator or similar role supporting servers, endpoints, and cloud infrastructure.
• Hands-on experience with AWS services (EC2, S3, IAM, VPC, CloudFormation, etc.) and working knowledge of cloud best practices.
• Proven experience administering Okta or similar identity management platforms, including SSO implementation and user lifecycle management.
• Strong scripting and automation skills (PowerShell and/or Python) with experience automating operational tasks and integrations.
• Experience with infrastructure-as-code tools such as Terraform and/or AWS CloudFormation.
• Familiarity with backup and recovery strategies, endpoint management, remote access solutions, and disaster recovery planning.
• Knowledge of network fundamentals and experience configuring and maintaining firewalls, VPNs, and secure remote access.
• Experience supporting helpdesk operations and providing escalation support for complex technical issues.
• Nice-to-have: experience with RingCentral administration, SS0/SSOS integrations, automation tooling, RIPPLING HRIS administration, and telecom/voice system troubleshooting.
• Excellent problem-solving, documentation, and communication skills, with a focus on operational stability, security, and continuous improvement.

Benefits

Full medical, dental, and vision coverage 401(k) with 3% employer match PTO, sick leave, and paid holidays Growth opportunities in a fast-paced, mission-driven company On-site amenities and collaborative work environment