Applications Systems Analyst

1 month ago

Fort Meade, United States Global Enterprise Services, LLC Full time
Job DescriptionJob Description

Education and Experience:

  • Bachelor's degree in Information Technology, Computer Science or a relevant technical discipline and 5 years of relevant experience; Additional experience, education and training may be considered in lieu of degree
  • Active Secret with SSBI or Top-Secret security clearance
  • Current DoD-8570 IAT Level 2 or higher certification (i.e., CompTIA Security+/CE, CASP or CISSP)
  • Experience installing, managing and maintaining RHEL 7 Linux servers in a production environment
  • Experience troubleshooting and managing virtualized infrastructure in a VMware ESXi environment
  • Experience with deploying and managing infrastructure and software applications to the AWS cloud
  • Experience applying DevOps concepts and tools to automate repetitive tasks and ensure baseline consistency across multiple environments
  • Experience deploying, managing, monitoring and maintaining a variety of complex software products across multiple environments, including WildFly/JBoss, MongoDB, Apache Cassandra, HAProxy, etc.
  • Experience with the deployment of McAfee HBSS tools in a Linux environment
  • Experience with scripting in Bash and experience in other languages such as Perl or Python
  • Thorough knowledge of TCP/IP networking
  • Application and configuration of security settings and other IA best practices, such as those as required by DISA STIGs and SRGs
  • Experience supporting, installing and configuring enclave Ethernet switches, storage area networks (SAN), and network attached storage (NAS)

Responsibilities:

  • Work independently to ensure the reliability, availability and security of the ENET solution by proactively monitoring the system, troubleshooting, and resolving issues to ensure high availability and continuity of operations
  • Be able to work in a fast-paced environment and must be able to work independently
  • Maintain configuration management and baseline control of development, test, pre-production and production environments
  • Conduct regular security scans, analyze results and implement resolutions including testing of new hardware and software and ensure compliance with DISA STIGs
  • Operate and maintain the ENET solution, including patching of operating systems and COTS/FOSS/GOTS
  • Perform and test regular backups
  • Monitor and tune system and network performance, including RHEL and VMWare systems, for optimal system availability
  • Configure, manage and maintain components of the SDN solution (application servers, load balancers, databases, operating systems, etc.)
  • Deploy ENET systems in the Lab environment, integrate with other systems, perform testing and validation
  • Manage, track and maintain configuration items including licenses, SSL certificates and the hardware/software baseline
  • Support ENET baseline deployments, upgrades and updates to the production environment including the installation and configuration of new software and hardware
  • Lead planning and migration of ENET infrastructure and applications from the Data Center environment to the AWS cloud.
  • Create, maintain and implement detailed documentation and maintain standard operating procedures.
  • Perform trend analysis on component failures, network/node outages, and system performance parameters
  • Interact with software and hardware vendors to evaluate vendor products and make recommendations to purchase hardware and software
  • Work with network engineers and developers to troubleshoot environment issues as necessary
  • Escalate support issues to vendors as necessary and coordinate resolution
  • Manage access including creation and management of user and service accounts
  • Provide support on a M-F business hours schedule, also responsible for on-call, extended hour, and weekend support as required by mission or emergency situations

Preferred Qualifications

  • Red Hat Certified System Administrator (RHCSA)/Linux Professional Institute Certification (LPIC)
  • Experience managing HPE integrated BladeSystem enclosures, including Onboard Administrator, iLO and interconnect modules
  • Experience managing and using Ansible automation tools

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