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Principal Systems Administrator

Parexel International Corporation

USA - Any Region - Home Based

The IT Engineer is responsible for designing, organizing, modifying, and supporting AI Lab’s systems, in collaboration with its engineering team. The IT Engineer designs and oversees local area networks, wide area networks, and network segments, as well as day-to-day operations of the cloud infrastructure and execution environment, cloud assets, physical assets, accounts, vendors, business applications, operating systems, security tools, email, webservers, and devops infrastructure.

Key Accountabilities:

Cloud Infrastructure ManagementManage security updates and patchesMake recommendations for future upgradesCollaborate with team to architect and implement cloud architecturesConfigure authentication and authorization of directory servicesPhysical Hardware and Network Asset ManagementSet up accounts and workstationsAdminister servers, laptop and desktop computers, printers, and (virtual and physical) routers, switches, VPN, and firewallsMaintain inventory of assets and prepare provisioning and deprovisioning of assetsNetwork ManagementDesign and deploy wired and wireless networksManage and maintain network serversEnsure network connectivity throughout a company’s LAN/WAN infrastructure is on par with technical considerationsPerform network address assignment, assign routing protocols, and routing table configurationEnsure security via our networkDevOps SupportDevelop expertise to train staff on best practices and new technologiesWork with implementation teams to own their development and production infrastructure and practicesCollaborate with core platform teams on engineering, deployment, testing, and management procedures and systemsDrive internal teams to improve the reliability, scalability, and performance of the infrastructure through prompt resolution of problems and improved system designContribute to the design and implementation of a system to fully orchestrate the development, testing, verification and deployment of production codeUsing broad knowledge and experience in Software development, Application Support, Systems Administration, and Network Services to proactively prevent incidentsRoot cause sources of issues in large-scale distributed systemsUse DevOps philosophy to collaborate with multiple engineering teamsMentor team members on devops practicesUptime, Maintenance, and SupportTroubleshoot issues and outagesMonitor performance and maintain systems according to requirementsMaintain an internal wiki with technical documentation, manuals, and IT policiesVendor ManagementWork with service providers and vendors for procurement, installation, and troubleshooting as neededIdentify options for vendors and periodically evaluate vendorsQualificationsSkills:Detail-oriented, with ability to multi-task across multiple workstreams, and meet key deadlinesAbility to communicate well with teammates and external users, with strong problem-solving skills and being open to giving and receiving feedbackAdaptable, proactive, and willing to take ownershipExcellent cross-team collaboration skillsA deep understanding of large-scale distributed systems in practice including multi-tier architectures, application security, monitoring and storage systemsKnowledge and Experience: Proven experience as a System Administrator, Network Administrator, or similar roleExperience with various operating systems and platforms, primarily Linux distributions such as Ubuntu and Amazon LinuxExperience working in a high growth startup environmentPrior software engineering or systems engineering, and a passion for continual technology process improvementsProgramming experience in one or more of the following: Python, Javascript, bashAbility to learn and use new technologies and languages quicklyAWS experience – S3, EC2, VPC, Route53, EFSFamiliarity with Terraform, Ansible, PackerExperience with databases, such as Postgres, mySQL, and ElasticsearchUnderstanding of network protocols, TCP/IP, firewalls, routing and networks (LAN, WAN, WLAN)Familiarity with iptables/netfilter, kernel counters, MTU settingsFamiliarity with JIRA, Confluence, G SuiteExperience with OktaKnowledge of design and implementation of change management processesExperience with Jenkins, Docker, GithubExperience with macOSExperience with KubernetesKnowledge of system security (e.g. endpoint security & intrusion detection systems) and data backup/recovery, as well as designing and implementing patching systemsAbility to create scripts in Bash, Python, Ruby, or other languagesSource control experience, particularly gitEducation:BSc/Ba in Information Technology, Computer Science, or a related disciplineEmployment is contingent on disclosure of your COVID-19 vaccination status and, if relevant, proof of vaccination.EEO DisclaimerParexel is an equal opportunity employer.  Qualified applicants will receive consideration for employment without regard to legally protected status, which in the US includes race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.

Job posted: 2022-02-17

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