Gray Tier Technologies
Senior Linux Security Engineer
Gray Tier Technologies, Richmond, Virginia, United States,
Gray Tier Technologies is seeking a
Senior Linux Security Engineer
to conceptualize, design, build and maintain current and future customer-supported tools and platforms.Primary Responsibilities:Manage multiple assignments and work independently with minimal oversight.Produce system design documents. Support architectural analysis of cyber security features and existing system related to future needs and trends.Review and provide input to system requirements based on cybersecurity posture.Compile industry best practices and lessons learned into future iterations and new designs.Provide broad-based experience in IT Service Management. Apply the experience to specific cyber security initiatives relating to system design, development, operations and maintenance.Employ measures to ensure the deployed infrastructure is secure and available.Advise and assist team members to deploy and configure collection services and tools.Develop processes to evaluate and improve all operating systems, hardware, software and firmware solutions.Work closely with stakeholders to solve technical problems at the network, system and application levels.Collaborate, coordinate and build relationships with customer representatives and external stakeholders.Conduct periodic architectural reviews of installed sensors to assess effectiveness and propose optimal installation alternatives as required.Draft technical documentation, reports and presentations as needed for customer or internal use.Manage physical and virtual infrastructure and troubleshoot problems to successful completion.Create and manage shell scripts for task automation and log extraction.Develop solutions to complex technical issues.Provide follow-up reports (technical findings, feedback, resolution steps taken) for root cause analysis, engineering technical assessments and process improvement initiatives.Provide training and documentation for customer and internal teams.Review and approve documentation and diagrams (e.g., system specifications).Identify tasks and issues that may have an impact on service levels or schedules and provide realistic schedule and cost estimates.Maintain a current working knowledge of IT development methodology, architecture design, security best practices and technical standards.Communicate with other technical leads, IT groups and customer reps so they understand all aspects of proposed changes/solutions.Basic Qualifications:BS degree in Science, Technology, Engineering, Math or related field and 10-12 years of prior relevant experience with a focus on cybersecurity OR Masters with 8-10 years of prior relevant experience.Extensive expertise with Azure services and components to build, manage, and maintain Azure Cloud environments.Experience installing, configuring, securing and troubleshooting Linux in a Cloud environment, preferably in Azure.Extensive automation experience with PowerShell and Shell Scripting for automating repeatable tasks and installations.Extensive knowledge of server operations and maintenanceExtensive experience managing enterprise networks.Understanding of cloud terminology, architecture, and tools to include installing, provisioning and monitoring.Department of Homeland Security (DHS) Entry on Duty (EOD) is required to support this program.Preferred Qualifications:Current Top Secret clearance.Experience administrating PKI and HSM Environments.Experience installing, configuring, and maintaining tools such as Tanium, Nessus, Forescout and Cyberark in a hybrid-cloud environment.Experience automating management tasks with Ansible, Puppet, or Chef.Experience working among different Cloud Provider environments (Azure, AWS, GCP).Experience with RHEL.Experience with Gemalto.Experience developing in Bash, Python, and/or Powershell.Experience working with SIEM tools such as Splunk to ingest, normalize, store, and maintain data from endpoint, network, and application sourcetypes.
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Senior Linux Security Engineer
to conceptualize, design, build and maintain current and future customer-supported tools and platforms.Primary Responsibilities:Manage multiple assignments and work independently with minimal oversight.Produce system design documents. Support architectural analysis of cyber security features and existing system related to future needs and trends.Review and provide input to system requirements based on cybersecurity posture.Compile industry best practices and lessons learned into future iterations and new designs.Provide broad-based experience in IT Service Management. Apply the experience to specific cyber security initiatives relating to system design, development, operations and maintenance.Employ measures to ensure the deployed infrastructure is secure and available.Advise and assist team members to deploy and configure collection services and tools.Develop processes to evaluate and improve all operating systems, hardware, software and firmware solutions.Work closely with stakeholders to solve technical problems at the network, system and application levels.Collaborate, coordinate and build relationships with customer representatives and external stakeholders.Conduct periodic architectural reviews of installed sensors to assess effectiveness and propose optimal installation alternatives as required.Draft technical documentation, reports and presentations as needed for customer or internal use.Manage physical and virtual infrastructure and troubleshoot problems to successful completion.Create and manage shell scripts for task automation and log extraction.Develop solutions to complex technical issues.Provide follow-up reports (technical findings, feedback, resolution steps taken) for root cause analysis, engineering technical assessments and process improvement initiatives.Provide training and documentation for customer and internal teams.Review and approve documentation and diagrams (e.g., system specifications).Identify tasks and issues that may have an impact on service levels or schedules and provide realistic schedule and cost estimates.Maintain a current working knowledge of IT development methodology, architecture design, security best practices and technical standards.Communicate with other technical leads, IT groups and customer reps so they understand all aspects of proposed changes/solutions.Basic Qualifications:BS degree in Science, Technology, Engineering, Math or related field and 10-12 years of prior relevant experience with a focus on cybersecurity OR Masters with 8-10 years of prior relevant experience.Extensive expertise with Azure services and components to build, manage, and maintain Azure Cloud environments.Experience installing, configuring, securing and troubleshooting Linux in a Cloud environment, preferably in Azure.Extensive automation experience with PowerShell and Shell Scripting for automating repeatable tasks and installations.Extensive knowledge of server operations and maintenanceExtensive experience managing enterprise networks.Understanding of cloud terminology, architecture, and tools to include installing, provisioning and monitoring.Department of Homeland Security (DHS) Entry on Duty (EOD) is required to support this program.Preferred Qualifications:Current Top Secret clearance.Experience administrating PKI and HSM Environments.Experience installing, configuring, and maintaining tools such as Tanium, Nessus, Forescout and Cyberark in a hybrid-cloud environment.Experience automating management tasks with Ansible, Puppet, or Chef.Experience working among different Cloud Provider environments (Azure, AWS, GCP).Experience with RHEL.Experience with Gemalto.Experience developing in Bash, Python, and/or Powershell.Experience working with SIEM tools such as Splunk to ingest, normalize, store, and maintain data from endpoint, network, and application sourcetypes.
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