Aidas Aliosaitis

Experience

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  „Teo“

  Jun 2004 - Feb 2007

  Field Services Engineer

  Liable On-Site technician who been in charge of troubleshooting issues and identify faults encountered on my path related to network asset or other hardware system anomalies. Specific tasks involved applying theories to address problems, writing reports to outline these issues and solutions, and working with enterprises to contribute develop more efficient and stable telco infrastructure. I was engaged in a full range of technology stack : - DSL, ADSL, HDSL, IPTV, VOIP - Networks, TCP/IP, WAN, DNS, Wireless solution configuration, management, monitoring of CPE, NTU facility (routers and switches)- Troubleshooting, determination of installation, modification, implementation, integration after sales engineer role and customer support- Linux, Debian, Ubuntu OS Show less

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  FIMA

  Apr 2008 - Jun 2009

  Field Services Engineer

  A key role in essential was to assemble a rack system for "Lithuanian Railways" which was composed of broad pool of passive and active facilities in-house. Amplifier, Cisco router, Krone LSA-PLUS (or simply krone) or simple 110 block in Europe, UPS, E1 Stream Board, PBX, PSTN, IP phones.- Installation and commissioning of the telecommunication equipment- Provisioning and Integration- Configuration of Cisco routers- Debugging electronic equipment- Monitoring services 24/7- Troubleshooting services - Customer support- Maintaining good relationship Show less

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  Eltel Networks

  Jun 2009 - Apr 2012

  Commissioning Engineer

  Writing data transcript in BSC & RNC for Integration of BTS & NODEB sites into the network.Responsible for all BSC & RNC related activities throughout Cochin Cluster.Responsible for BSC6000 installation and commissioning.Diagnosis and trouble shooting of faults generated in BSC, RNC and NodeB.Responsible for Transcoder commissioning.Design and Coordinated with NSS team for A interface connectivity.Integrating all the BTS & NodeB in the corresponding BSC’s, RNC’s and making them on air.Radio Parameter changes and frequency plan implementation in coordination with RF planning team.Responsible for Acceptance test of BSC6000 and Transcoder.Coordination & planning with transmission people for Abis connectivity depending on site capacity.Coordinating with the customer during technical issues and providing solutions for the same.OMCR Support at BSNL-Cochin for New, Swap site CDD loading and alarm clearance.Defining neighbors between Huawei (2G&3G), Motorola, and Nortel.Implementation support for installation, commissioning of BTS3900, BTS3900A, GSM3012II, GSM3012AE, and DBS3900 in BSNL network. Show less

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  Brunbjørn AS

  Sept 2013 - Jul 2019

  Telecommunications System Engineer

  Installation and integration of active/passive telecommunication equipment on the site and in-house. Testing long distance transmission lines, tackling issues end-customers and enterprises faced.Debugging and troubleshooting facilities in-houseConfiguration of Network EquipmentCyber Security incident investigations, analysis and responseLogs gathering and failure insightsMaintaining good relationshipProviding good after sales service and support to customersCustomer Support OTDR measurementsStretching and blowing optical cablesJointing of fiberoptic cable, machines installationTesting, troubleshooting and repairing fiberoptic modules, GPON, PON, WCDM Show less

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  Sigfox Lithuania

  Sept 2019 - Jul 2021

  Network Operation Engineer

  Key responsibilities:Provide ongoing operational support in designing, network performance malfunctions, defects and faultsManage relationships with external site owners and resolve site access issuesCommission base stations and resolve any commissioning related issues by giving remote support to field technicianScript development leveraging Python language and bash scripting in order to automate a wide range of time consumed daily tasks Development and report logs of the details, location and status of inventories, parts and equipmentCyber Security incident investigations, analysis, response and mitigationFlag, follow-up and remove major issues and risks related to network operations Embed systems and hardware related to IoT applicationsM2M communications, 4G industrial M2M routers, SIM and device management platformsInstalling, configuring and maintaining Zabbix monitoring tool Show less

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  NRD Cyber Security

  Dec 2021 - Aug 2022

  Junior Information Security Engineer

  Duties: Information Technology ExpertCustomize open-source software concepts for instance ELK stack ( both as a stack and as a separate components ) by developing tools dedicated for Network Security Analysts.My daily duties involve preparing data against cyber incidents. A large scale leveraging of algorithms and data structures lend me a hand to identify cybersecurity threats on critical infrastructure. Identify, secure and analyse and collect relevant information and data logs from servers, cloud platforms, routers and other network devices. I took advantage of code versioning system Git strategy as an important aspect of application release process. Linux, Windows logs collection, applying Elastic Common Schema, ElastAlert rules, Logstash parsing, shipping events to GUI via ELK data pipeline is one of the approach I'm engaged literally.Key Responsibilities: Maintenance, troubleshooting server vulnerability surveillance, implementation and contribution of various open-source software approaches to identify customer desires.Conduct performance analysis for a system and find its bottlenecks.Dealing with automation, software security updates/upgrades with intention to resist a cyber attacks against enterprise systems ordinary.Likewise, I prefer superlative cyber security approaches for existing infrastructure enterprises perform. On top of technology stack I engage in development of tools for ensuring cyber security standards, handling, analyzing and indicating a significant system vulnerabilities. Show less

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  Telia

  Oct 2022 - now

  Monitoring DevOps Engineer

  Overall, as a BMC Helix Operations Management (BHOM) DevOps Engineer, my key responsibilities is to ensure that the BHOM environment is highly available, performant, and secure, and that it is integrated into the software development lifecycle to support continuous delivery of applications and services.Monitoring and maintaining BHOM environment: monitoring the BHOM environment to ensure that it is running smoothly and proactively, identify and troubleshoot failing points. This includes performing regular backups and updates. Developing and implementing monitoring and alerting strategies to proactively identify and resolve performance and availability issues based on BMC Patrol agent for monitoring various aspects of client CI.Manual testing reffering to BMC Helix Operation Management (BHOM) end user application’s testing features to ensure correct behaviour and detect software issues.Supporting application stakeholders and fulfilling their requirements, driving daily operations pointed to BMC TrueSight. Show less