Responsibilities:
- Primary Focus – IT Security Operations & SaaS Optimization (60%)
- Develop, implement, and continuously improve IT security operations, with a strong focus on SaaS application security, event monitoring, and log analysis.
- Design, build, and maintain security automations to efficiently detect and remediate threats, reducing time spent on false positives and repetitive manual reviews.
- Optimize security configurations, workflows, and policies across our cloud applications and endpoints (MacOS, Windows), balancing security with usability.
- Provide actionable recommendations and creative workarounds when budget or tooling limitations exist, ensuring ongoing risk reduction.
- Lead or participate in security incident response, investigations, and post-incident reviews; coordinate vulnerability management and remediation.
- Partner with IT leadership and business stakeholders to align security improvements with company goals.
- Onboarding & IT Support (25%):
- Deliver exceptional onboarding experiences for new employees, ensuring timely and secure access to systems and SaaS platforms.
- Respond to general IT support requests, troubleshooting user access, application, and endpoint issues, and escalating as necessary.
- Serve as a knowledgeable resource for SaaS, identity, and endpoint management questions, including Google Workspace, Okta, MS365, Jamf, and InTune.
- Ad-Hoc and Cross-Functional IT Support (15%)
- Provide support for urgent or special projects, such as new system integrations, IT audits, compliance initiatives, and cross-functional IT-business partnership needs.
- Represent IT in meetings with other departments, helping to translate business requirements into technical solutions.
- Contribute to documentation, policy updates, and knowledge sharing to raise security awareness and technical maturity across the organization.
Required Qualifications:
- 3+ years of hands-on experience in IT security operations, SaaS application management, or similar technical support roles.
- Demonstrated experience building or optimizing security automations and log/event monitoring (e.g., SIEM, custom scripting, or similar tools).
- 3+ years of experience with MDM tools (preferably Jamf and Intune), including both support and security optimization.
- Practical knowledge of Google Workspace, Okta, MS365 user lifecycle management and SaaS security controls.
- Experience supporting endpoint security (e.g., CarbonBlack or similar), as well as identity & access management (IAM) and single sign-on (SSO) technologies.
- IT Security certification(s) required (e.g., Security+, SSCP, CISSP, or equivalent).
- Strong understanding of cloud security principles, network security, and modern best practices for securing SaaS environments.
- Experience conducting security audits, vulnerability assessments, and incident investigations in regulated environments (SOC2 preferred).
- Effective troubleshooting, problem-solving, and communication skills; able to explain complex technical concepts to non-technical users.
- Ability to work independently, prioritize effectively, and drive continuous improvement—even when resources or budgets are constrained.
- Familiarity with automation tools or scripting (Windows and Mac), flowcharts & diagramming.
- Tolerance for repetitive/manual tasks, with a drive to automate and optimize processes.
Desired Qualifications:
- Experience in a global, multi-time-zone company.
- Experience with Atlassian Jira Service Desk, Confluence, and modern ticketing platforms.
- Hands-on experience supporting MacOS and Windows endpoints, including zero-touch deployment.
- Exposure to cloud migrations, system integrations, or business process automation projects.
- Strong interpersonal skills; comfortable representing IT to business partners and external vendors.
What we offer:
- Employment contract (88 541 - 98 958 MXN $ gross/monthly)
- Working with the newest technologies such as Cloud Computing (GCP)
- Challenges at work that are difficult to find anywhere else!
- Solving important problems in a scale
- Joining a company that is growing and scaling
- Flexible working hours & remote work option
What We Do
OpenX is focused on unleashing the full economic potential of digital media companies. We do this by making digital advertising markets and technologies that are designed to deliver optimal value to publishers and advertisers on every ad served across all screens. We’re an independent omni-channel supply-side platform (SSP) and a global leader in supply-side targeting, transparency, and sustainability. Through our 100% cloud-based tech stack, we power advertising across CTV, app, mobile web, and desktop, enabling publishers to deliver marketers with improved performance and dynamic future-proofed solutions. With a 17-year track record of programmatic innovation, we're a direct and trusted partner of the world’s largest publishers, working with more than 130,000 premium publisher domains and over 100,000 advertisers.
Why Work With Us
At OpenX, we value curiosity, innovation, and diversity. We are passionate about pushing the boundaries of ad tech and finding new ways to deliver value to our partners and we know our best chance of delivering is by creating diverse and inclusive teams where employees can do their best work being their authentic selves.
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OpenX Technologies Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.














