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ZipRecruiter

Applications Systems Analyst - Senior

ZipRecruiter, Fort George Meade, Maryland, United States

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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 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

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

Knowledge of Git and the Git version control model

Understanding of PostgreSQL, including monitoring, managing and maintaining replicated databases

Experience supporting, installing and configuring enclave Fiber/Ethernet switches, HPE storage area networks (SAN)/ network attached storage (NAS)

Experience with a ticketing system such as BMC Remedy and/or Atlassian JIRA

Experience administering and configuring Windows Server 2012 R2 or higher

Clearance/Citizenship:

Secret

Must be US

This position will involve less than 10% travel

Location: Remote