Diana Mitea

- Providing leadership in responding and resolving major incidents that impact business critical services, applications and infrastructure for Oracle Cloud Infrastructure
- Leveraging a broad technical expertise to convene appropriate SMEs (resolvers) and to direct Major Incident response, with focus on impact mitigation and service restoration
- Working closely with Subject Matter Experts to quickly identify customer impact
- Conducting escalations to service teams, senior management and leaders to ensure appropriate awareness, engagement and focus
- Producing accurate and timely communications tailored to the relevant audience
- Leading and/or participating in Post Incident Review and Problem Management meetings with key stakeholders and service owners to review events and opportunities for ongoing improvement
- Documenting pertinent information relating to Incidents that aids process improvement, identifies deviations and enables the creation of an Incident Knowledge Base
- Monitoring and evaluating high-level service and infrastructure dashboards and takes action to address identified anomalies
- Collating and analyzing incident based data for team metrics and KPIs
- Identifying opportunities and taking ownership for automation and/or continuous improvement of Incident Management process steps and best practices
- Proactively engaging with Service teams to identify and evaluate gaps in operational capabilities and improvements to support Cloud scalability and resiliency
- Representing Incident Management at relevant software team Roadmap planning and backlog reviews, influencing the prioritization of automation and tooling enhancements
- Working as part of the Major Incident Management team to ensure that the performance of the team achieves the defined performance targets and KPIs

• Acts as an internal point of contact for one or more Sovereign realm(s)
• Operates and performs deployment for over 250 OCI services
• Monitors auto-cut alerts and troubleshoots through the use of runbooks
• Executes change requests to enable new functionality and maintain realm compliance
• Ensures timely resolution of incidents, service requests and change requests
• Escalates to and collaborates with global service and engineering teams
• Utilises and improves incident and problem management processes to mitigate/resolve major incidents
• Suggests and documents process improvements

• Troubleshoot IOT incidents via ticketing tools (JIRA, ISMP/Service Now)
• Perform root cause & forensic analysis and provide solutions according to the client SLA
• Implement standard and complex changes to the environments
• Performing daily check on the customer infrastructure using Linux
• Management of system performance, capacity and service quality
• Analysis incidents logs in Kibana
• Get and analyze logs from MySQL and Cassandra Apache database
• Implement & configure with the development team the products/technologies necessary to bring the service to life

• Integration, band addition, configuration and parameter adjustment using OSS - CME Huawei U2200
• Designing and building deployment architecture for IoT application
• Creating supervision scripts using Phyton in order to insert the GSM, UMTS, LTE sites into live network
• Creating software files by respecting the IP protocols for each site, good know how of Ethernet, Fiber, Wireless, IPv4, LAN
• Configuring and troubleshooting multi-vendor RET and TMA
• Dispatch and guide remote field technicians during onsite interventions

• Remote implementation of 2G 3G 4G site including: integration, configuration, re-homing and complex troubleshoot
• Swap of ATM/TDM sites but as well fully IP ones
• Creating commissioning file (SCF) for all network elements and performing software upgrades
• Configuration, troubleshoot, detecting and assigning RET/MHA/TMA
• Creating adjacent (neighbors) on the new implemented technologies in order to have a good Hand-Over between sites
• Network Operations and Maintenance Tasks with NetAct
• Planning Data implementation (Site deletion/creation sites under BSCs / RNCs
• Controlling, Monitoring and Optimization of the Planned Work Process
• Assistance for field staff during various implementation activities, planned works and related-troubleshooting
• Ensuring that telecom services are delivered within the contractual SLA
• Propose/develop/verify/implement new work instructions and any change/evolution related to them

• Monitoring GSM/UMTS/LTE Ericsson, Huawei and Nokia equipment for Bouygues Telecom /France with Huawei U2000/M2000, NMS, OSS, Netact NetSite, MML tools ensures that tickets are raised and alarms respond as soon as possible
• Providing technical support for Field Service Teams through remote connection on the 2G / 3G / 4G devices, daily troubleshooting and configuration changes
• Perform daily / weekly / monthly checks and diagnostic tests on lines and equipment
• Troubleshoot on voice features, function and quality problems such as: data traffic, VSWR, RX Signal level failure, licence verification, tilt and RETs status
• Drive troubleshooting on the transmission elements: SDH/PDH, Microwaves and Traffic Notes using transmission tools: Ericsson Minilink CN/TN and SOA while in a cross training for E-plus Telefonica Project