Serki A Email & Phone Number

Perth, Western Australia, Australia

Monitors, assesses, and assists in the continual improvement of the performance of information systems security services and controls.Prioritises and diagnoses information security breaches, undertakes root cause analysis and assists in security incident investigation, resolution and prevention.Coordinates, performs and support scheduled security scans, reviews and compliance testing to ensure adherence to information security policies, standards and procedures and identify and execute against opportunities for improvement.Conduct regular vulnerability assessments to identify and mitigate potential security risks across multiple agencies.Conducted in-depth analysis of security incidents and false positives, refining rule sets to alleviate alert fatigue and streamline incident response.Perform regular threat hunt across agencies and utilized the MITRE ATT&CK matrix to create customized threat hunting tailored to the specific needs of each agency.

Perth, Western Australia, Australia

Investigate security alerts from various security monitoring tools including SIEM and takes appropriate action to maintain high security standards. Conduct vulnerability and risk assessments, provide recommendation to system custodian regarding critical infrastructure and network security operations enhancements. Monitor, investigate, and report security incidents and suspicious activities. Applies tools, techniques and processes to administer, track, log, report on and correct configuration items, components and changes. Provide troubleshooting, repairs, testing, and modification of LAN/WAN. Oversee IP telephony, network infrastructure and devices such as switches, firewall, Wi-Fi systems of 80+ sites within the department. Carryout security assessments and recommend relevant security measure to mitigate vulnerability and ensure business continuity Install, configure and monitor network security devices such as Firewall Investigate and resolve issues relating to access controls and security systems. Documents changes based on requests for change. Applies change control procedures Identify network vulnerabilities by testing infrastructure security and tracking potential threats to the network.

Perth, Western Australia, Australia

Managed the design, installation, and management of organization-wide local area network, wide area network, network segment, and internet system Optimised network performance and reliability by maintaining hardware and software, analysing technical issues, and ensuring availability to system users Configured, installed, managed and monitored Firewalls, VPN, network infrastructure IP Telephony and remote access systems Monitored and logged the actual service provided, compared to that required by SLA Investigation and resolution network issues in LAN, WAN, WLAN and internet connectivity Created documentation and steps to follow for both technical and non-technical users. Created updated network diagrams and record relevant network information Improved network availability and business continuity by monitoring network connectivity and providing internet failover Followed organisations change control procedures to implement change with minimal disruption and documented changes based on request for changes. Received and responded to routine requests for security support. Maintains records and advises relevant persons of actions taken. Assists in the investigation and resolution of issues relating to access controls and security systems. Identified and resolved issues with applications, following agreed procedures. Uses application management software and tools to collect agreed performance statistics.

Perth, Australia

Performed regular system health checks and apply remedial action to maintain systems. Effectively managed Service Desk operations and provide first point of contact user support ensuring a high level of customer service and communication. Coordinated the support, maintenance, deployment, inventory and licensing of user hardware and software. Monitored and managed of VMware environments. Provisioned and administered ICT Servicedesk services to clients and provide support and problem resolution for computer and telephone network, servers, and network devices. Provided hardware configuration, maintenance and support together with relevant documentation on workstations, server systems and other ICT equipment. Undertook the implementation of IT systems as required in accordance with project management methodology and ITIL practices. Liaised with external Information and Communications Technology service providers to resolve more complex support issues as part of problem resolution. Developed, implemented and maintained software and hardware within a Standard Operation Environment (SOE) at the PC and the server level. Monitored servers and networks for proper operation and provides remedial support for systems that are outside operating parameters. Key achievements Enhanced organisations security and increased compliance by successfully deploying SOE throughout the organisation.

Perth, Australia

• Oversees the day-to-day operation of computer networks including hardware/software support.• Assist in the designs and implementation local area network (LAN) and wireless local area network (WLAN) systems.• Assists in coordinating special projects including network upgrades, WLAN/LAN hardware/software purchases, and system installation.• Oversees, tests and make necessary changes for reliable backup and maintenance of data.• Problem solves at level I, II and some level III support to network.• Contacts and liaises on own initiative with outside vendors where necessary to maintain agreed service levels of the network.• Installs, maintains, and troubleshoots the network accessible storage (NAS).• Assists with the establishment of user accounts, profiles, email accounts, file sharing, access privileges and security.• Assists with the provision of network security and intrusion monitoring. • Assists in the training of users in the CRM database front end and problem solving up to level III.• Researches and recommends telecommunications equipment.• Installs telecommunications equipment and provides support for handsets, voicemail and new/emerging telecommunications-related technology.

Perth, Australia

• Investigated, diagnose, resolve issues reported by customers in a timely and efficient manner• Documented incidents and resolution on managed service system• Provided Network and PC/Laptop support in a Windows 7/8 environment• Managed Active Directory, Group Policy, User profile, shared resources, VMware • Provided telephone, face-to-face and remote support• Provides high level customer support

Perth Area, Australia

• Resolved problems related to network, remote access, hardware and software failure• Installed new desktops, laptops and made repairs • Provided telephone, face-to-face and remote support• Installed and configured Active directory, DHCP, DNS, Windows Deployment Service, and VMware. • Configured and troubleshot LAN and printers and provided hardware and peripheral device support• Deployed, configured and maintained MS windows operating system on workstations• Provided resource sharing, user account and email management support

Ethiopia

• Configured, installed and maintained network devices, server, workstations, notebooks. • Identified and install essential software ,Connect up and check hardware for normal operation • Identified routine desktop and application support issues and conduct training for staff as required • Planed, developed, installs, troubleshoots, maintains and supports an operating system and associated server hardware, software and databases ensuring optimum system integrity, security, backup and performance.• Prepared and maintained documentation, policies and instructions• managed routers, switches, access points and deployed LAN, WAN, WiFi

• Designed, Installed & Configured Routers, Switches & other Network Infrastructure• Provided 2nd level support for Windows Servers• Designed, Build and Deploy Standard Operating Environment for the Managed Serviced Clients on Windows Vista, XP,7,8• planned and documented for clients in terms of network upgrades, migrations and equipment purchases• Implemented network and security audits and remote access solutions• Prevented and resolve security threats to computer networks• Trained users and promote security awareness to ensure system security and to improve server and network efficiency.• Prepared regular and periodic report on the status of the network and security system

• Analysed information to determine, recommend, and plan layout, including type of computers and peripheral equipment modifications.• troubleshooting and providing service support in diagnosing, resolving and repairing server-related hardware and software malfunctions, encompassing workstations and communication infrastructure • Evaluated factors such as reporting formats required, cost constraints, and need for security restrictions to determine hardware configuration.• Assembled and modified existing pieces of equipment to meet special needs.

Master, Cyber Secuirty

Bachelor'S Degree, Computer Science

Ccna

Itil Foundation, Itil Foundation, Itil Foundation