Messaging Engineer - Advanced
On-siteBuenos Aires, Buenos Aires F.D., Argentina
Job Summary
Messaging Engineer responsible for designing, building, and operating enterprise messaging platforms across hybrid and cloud environments, focusing on Exchange on-premises and Exchange Online, email security, and cloud-based integrations. You will design and implement secure, scalable, and highly available messaging infrastructures, improve email flow and routing, support security platforms to protect against threats, participate in migration and hybrid coexistence between on-prem and cloud, collaborate with cybersecurity and infrastructure teams, contribute to automation initiatives, troubleshoot incidents, and support integrations with other enterprise systems and services. The role emphasizes cross-functional collaboration, modernization of messaging services, and maintaining reliability and security across global environments. The job is located with ExxonMobil’s Global Business Center in Buenos Aires, and success requires hands-on experience with messaging architectures, scripting/automation, and strong communication skills.
Required Qualifications
- Bachelor’s degree in Engineering, Computer Science, or a related field, or equivalent experience
- 3+ years of experience in Messaging, Infrastructure, or related roles
- Experience working with Microsoft Exchange (on-premises and/or Exchange Online)
- Understanding of hybrid messaging environments and migration scenarios
- Familiarity with email flow concepts (SMTP, DNS, routing) and messaging architectures
- Experience with scripting or automation (PowerShell or similar)
- Strong troubleshooting and problem-solving skills
- Knowledge of IT infrastructure fundamentals (networking, identity, authentication, certificates)
- Experience working in collaborative or Agile environments
- Good English communication skills (written and spoken)
Desired Qualifications
- Experience with Microsoft 365 security & compliance tools (Defender, eDiscovery, retention)
- Exposure to email security platforms (Proofpoint or similar)
- Knowledge of email authentication standards (SPF, DKIM, DMARC)
- Experience with cloud platforms (Azure and/or AWS)
- Familiarity with Infrastructure as Code (Terraform or similar)
- Experience with API integrations or automation workflows
- Knowledge of identity platforms (Entra ID / Active Directory integration)
- Experience supporting enterprise-scale messaging environments
- An ExxonMobil career is one designed to last. Our commitment to you runs deep: our employees grow personally and professionally, with benefits built on our core categories of health, security, finance, and life.
- Competitive health coverage
- Flexible working hours
- 3-week vacation up to 5 years of service plus 1 personal day
- Online training tools
- Gym discounts and activities for sport and general well-being
- A solid ergonomic program
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