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Information Technology Manager

Job in San Diego, San Diego County, California, 92189, USA
Listing for: Applications International Corporation
Full Time position
Listed on 2026-07-31
Job specializations:
  • IT/Tech
    Systems Administrator, Cybersecurity, Cloud Computing: Infrastructure & Operations, IT Support
Salary/Wage Range or Industry Benchmark: 125000 - 145000 USD Yearly USD 125000.00 145000.00 YEAR
Job Description & How to Apply Below

We are a dynamic SaaS company building innovative software solutions that make a difference in the Environmental Health Risk and Safety industry. Our collaborative team is passionate about technology and committed to excellence. We are looking for a talented Information Technology Manager to join our team in San Diego, CA and help drive our technical vision forward.


** THIS IS AN ON-SITE POSITION IN SAN DIEGO, CA 92127.**

Important Note:
This is a full-time, on-site with benefits role in San Diego,CA. We are only considering local candidates at this time. Relocation assistance is not available.

  • Competitive Salary Range: $125,000-$145,000 per year DOE

The Opportunity

The Information Technology Manager is a primarily hands-on execution role and is responsible for the day-to-day aspects of IT infrastructure, security, and operations to support the company’s SaaS environment. This role involves managing technology projects, maintaining system performance, ensuring compliance with security standards, and collaborating with cross-functional teams to align IT strategies with business objectives.

Duties and Responsibilities

Leadership and Management

  • Lead, coordinate, and provide day-to-day direction to one direct report (small team)
  • Assign and prioritize tasks between yourself and your direct report based on skill set and workload
  • Serve as the primary technical escalation point for your direct report
  • Provide informal coaching and support the professional development of your teammate
  • Report directly to business ownership on all IT operations, projects, and incidents

Infrastructure & Systems

  • Manage and maintain our virtualized server environment (installation, patching, and troubleshooting end to end)
  • Create, monitor, and verify backup jobs including immutable on-premises and cloud-based targets; execute restores when needed
  • Maintain SAN storage environment including installation, patching, and ongoing health monitoring
  • Administer Windows Server and Active Directory domain — group policies, access controls, and overall domain health
  • Maintain and update network diagrams, runbooks, and IT documentation on an ongoing basis
  • Administer identity, access management, endpoint management, and self-service tools
  • Manage, maintain, and support our on-premises Microsoft Exchange Server environment in a production DAG configuration
  • Monitor DAG replication health, mailbox database copies, and failover readiness; perform and validate failover testing
  • Perform Exchange upgrades, cumulative update (CU) patching, and capacity planning
  • Troubleshoot mail flow, transport rules, connectors, and delivery issues end-to-end
  • Manage email security including anti-spam, antivirus, and email threat protection policies
  • Maintain Exchange integration with Active Directory including recipient management and address policies
  • Manage and support VoIP/cloud phone system provisioning and troubleshooting for staff

Networking & Security

  • Own firewall policy management, VPN administration, and network threat monitoring across the environment
  • Manage and maintain web application firewall (WAF) environments protecting externally facing systems
  • Configure and maintain switching infrastructure across sites (routing, VLANs, network segmentation, and DMZ design)
  • Maintain wireless access infrastructure and ensure secure, reliable connectivity
  • Administer zero-trust VPN access and manage site-to-site tunnel configurations
  • Manage and apply security patches across servers and endpoints on a defined cadence
  • Monitor and respond to security events using our ITSM and log management platform; investigate incidents and take corrective action
  • Maintain endpoint protection, email security filtering, and intrusion detection tooling
  • Administer and maintain our cloud infrastructure environment (Microsoft Azure experience highly preferred)
  • Support hybrid identity and connectivity between on-premises and cloud environments

IT Operations, Projects and Business Relations

  • Own and execute IT projects including hardware/software upgrades and system improvements (from scoping to delivery)
  • Build, maintain, and regularly test our disaster recovery plan; lead incident response when issues arise
  • Manage the IT…
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