Hoplite Solutions is seeking a Systems Administrator who will apply expertise in the installation configuration operations and maintenance of both Windows and Linuxbased architectures. The systems administrator will focus on improving the stability and performance of the platform maintaining and improving the security posture of the domain continuous monitoring of system health and troubleshooting issues that arise. This individual is accountable for Windows Linux and application systems that support the infrastructure. Responsibilities on these systems include SA engineering operations and maintenance and research and development to ensure continual operation. The individual must be proficient in building documenting and providing tier 3 engineering support. The position requires deep technical knowledge of systems networks and application security as well as a solid understanding of enterpriselevel security frameworks policies processes and standards. The candidate must have strong analytical skills for troubleshooting complex issues attention to detail and the ability to multitask in a fastpaced environment. Key duties include maintaining operating systems application support integration design and assistance with additional duties as needed to support the team.
Primary Responsibilities:
Provide daily operational support for Linux and Microsoft Windows operating systems and applications
Support virtual and physical infrastructure of servers running CentOS in a dev test and production configuration and support an infrastructure of different applications comprising of end user applications developer tools and infrastructure support applications.
Develop and maintain environments running in Amazon Web Services (AWS).
Maintain the integrity and security of systems by monitoring security feeds and dashboards in support of Continuous Monitoring activities
Develop and maintain standards and procedures for applications across a complex computing infrastructure
Develop and maintain comprehensive documentation
Monitor application and operating system performance; analyze document and remediate incidents
Develop and oversee implementation of testing strategies and document the results
Leverage scripting and system automation tools
Maintain current knowledge of relevant technologies
Research and recommend hardware and software coordinate installation and provide backup recovery
Interact with users and evaluate vendor products
Review incidents to understand the root causes and ensure implementation of proper fixes
Collaborate with system administrators engineers and the client to ensure proper integration of applications
Works with tech team to complete required maintenance and patching DTOs File Transfers
Provides security reports (e.g. Log files Scans etc.
Coordinates waivers and approvals
Basic Qualifications:
Active TS/SCI with Polygraph
Extensive experience with Redhat and/or Centos
Demonstrated experience with VMWare ESXi infrastructure 6.x vCenter server host clustering with HA DRS replication
Demonstrated experience in server builds using automated mechanism
Demonstrated experience with Ansible and/or Puppet
Demonstrated experience with Ansible playbooks for virtual and physical instance provisioning configuration management and patching and software development
Demonstrated experience with building upgrading and maintaining applications and services in an AWS account
Demonstrated experience with code maintenance using Git Gitlab and/or Github
Demonstrated experience with Atlassian Jira and Confluence
Demonstrated experience with managing Elasticsearch on CentOS
Demonstrated experience collaborating with other systems administrators storage administrators application developers and network engineers to solve complex problems
Desired Qualifications:
Certified Linux System Administrator
Knowledge of network engineering fundamentals and network design
Demonstrated experience with Microsoft Window Server versions
Demonstrated experience with SCCM WDS MS SQL server Powershell batch scripting
Demonstrated experience working with syslog applications such as Splunk
Demonstrated experience with NetApp NAS systems a plus
Demonstrated experience with Hadoop infrastructure and applications (HDFS Hue Impala Oozie Solr Spark Yarn Zookeeper) a plus
Demonstrated experience with Cisco Nexus switches and Cisco Firepower Security Appliances a plus
AWS Certification a plus
ITIL Foundations Certification a plus
Hoplite Solutions offers very competitive salaries and an excellent benefits package to include a 7 employer 401k contribution fully paid healthcare for our employees outstanding training benefits company funded life insurance and shortterm disability insurance and many more.
Salary at Hoplite Solutions is determined by various factors including but not limited to location the individuals particular combination of education knowledge skills competencies and experience as well as contractspecific affordability and organizational requirements. The projected compensation range for this position is $175000 to $200000 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of the company total compensation package for employees.
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