Senior Middleware & Infrastructure Engineer with 15+ years in enterprise IT, specializing in IBM Sterling Managed File Transfer (File Gateway, B2B Integrator, Connect:Direct), Linux systems administration, and AWS/Azure cloud infrastructure. Over the last five-plus years, hands-on supporting business-critical MFT environments for a Fortune 500 telecommunications provider, in 24x7 and follow-the-sun production models.
My LinkedinProfessional Experience#
Senior Middleware Engineer
May 2024 – Present
DXC Technology
Lead middleware support for a business-critical Managed File Transfer platform serving a Fortune 500 telecom provider’s US customer base, on IBM Sterling File Gateway, B2B Integrator, and Connect:Direct for UNIX. Act as team lead — coordinating priorities, escalations, and incident response, and driving root cause analysis for critical outages within SLA. Manage partner onboarding, ServiceNow change/incident processes, and disaster recovery. Automated Linux health checks with Bash, saving roughly 5 hours/week of manual effort and cutting query latency 20%. Built Power BI dashboards on ticket volume, on-call load, and overtime for leadership visibility, and work directly with IBM Support on product-level investigations.
Middleware System Administrator
Dec 2021 – May 2024
Kyndryl
Administered the same IBM Sterling File Gateway / B2B Integrator / Connect:Direct stack for the same telecom client, plus Azure infrastructure (Virtual Machines, Storage Accounts, Backup, Network Security Groups, Bastion hosts). Investigated file-transfer failures via Sterling logs and protocol diagnostics, ran root cause analysis on production incidents, and maintained 99.9% availability through DR exercises and 24x7 on-call coverage. Authored runbooks and led knowledge-transfer sessions that cut new-engineer onboarding time by 30%.
Senior Data Center Technician
Jul 2018 – Jul 2021
Amazon Web Services
Led a hardware decommissioning team retiring 1,000+ legacy racks across all company units under strict safety and data-security procedures, contributing to the buildout of Amazon’s global cloud infrastructure. Delivered data center rollout projects end to end, conducted technical interviews, and built the interview-question bank and new-hire training program used for hiring.
Data Center Technician
Jun 2016 – Jul 2018
Amazon Web Services
Installed, maintained, and repaired high-density server and network hardware; installed and tested fiber-optic and copper cabling; diagnosed hardware issues on Red Hat Enterprise Linux and Amazon Linux; resolved operational tickets against strict SLA priorities.
Network Administrator
Jun 2013 – May 2016
Acrisure Brasil
Managed on-premises and AWS infrastructure (EC2, RDS, S3, Route 53, VPC, Security Groups, CloudWatch, CloudFront) across 10 corporate locations in Brazil. Led a team of four support analysts and the migration of corporate email to Google Workspace, improving average ticket resolution time by 25%.
Senior Support Analyst
Jun 2011 – Jun 2013
Acrisure Brasil
Provided level-2 infrastructure support, administered Active Directory accounts and permissions, supported Windows Server environments, and mentored junior analysts.
Technical Support Analyst
Nov 2009 – Jun 2011
Hypera
Supported office networks, switches, print servers, and ITIL-based incident and service-request processes.
Certifications#
- AWS Certified Cloud Practitioner
- Microsoft Certified: Azure Fundamentals
- Claude Certified Associate – Foundations (CCAF), Anthropic — Issued Sep 2026
Education#
- Postgraduate Certificate in Project Management — Gran Faculdade (Oct 2024 – Mar 2026)
- Postgraduate Certificate in Cloud Computing — Centro Universitário Senac (Jan 2018 – Dec 2019)
- Associate Degree in Computer Networks — Centro Universitário UniSant’Anna (Feb 2008 – Dec 2010)
Languages#
Portuguese (native) · English (fluent) · Spanish (intermediate)
