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ITC Federal · 2 weeks ago

Senior Linux Administrator - DHS OSDSS

United States

Full-time

Remote

Senior Level, Lead/Staff

10+ years exp

ITC Federal is an information technology and consulting company focused on servicing the needs of the Federal Government. The Senior Linux Administrator will provide support for implementation, troubleshooting, and maintenance of IT systems, manage IT system infrastructure, and ensure day-to-day operations run smoothly.

Information TechnologySecurity

Work & Life Balance

No H1B

U.S. Citizen Only

Responsibilities

Work with Nagios IT infrastructure monitoring

Provide support for the implementation, troubleshooting and maintenance of customer IT Systems

Manage IT system infrastructure and maintenance (Patching/upgrades)

Support day to day operations, monitoring and problem resolution for any issues that arise with administered systems

Provide second level problem identification, diagnosis and resolution of problems

Provide technical expertise to perform Systems Administration for Windows and Linux OS

Provide Tier 3 level support in resolution of Windows and Linux systems

Maintain storage allocation, backup, recovery and replication procedures

Support systems platform migration

Tracking of vendor maintenance and support agreements to ensure coverage

Provisioning of user-ids for all production and database servers

Creating and maintain of standard operating procedures for production and DR data base platforms as directed

Qualification

Linux Operating SystemsWindows Operating SystemsNagiosCloud MigrationAWSScripting PythonScripting BASHAdvanced troubleshootingConfiguration managementSecurity frameworksDocumentation creation

Required

10+ years' experience supporting Linux and Windows Operating Systems

Nagios Experience

U.S. Citizenship required

Must be able to pass a Federal background investigation

Must be able to support 'On-Call Schedule'

Must have an aptitude to learn new tools and technologies

Preferred

Experience supporting Nagios

Experience with UNIX/Linux/Windows system administration (command line level), including experience with PowerShell and Scripting (Python, JSON, Ruby, BASH)

Experience supporting JAVA Applications Services with dependencies on F5 load balancers, external web service calls, proxy gateways, JDBC and JMS/MQ

Experience with some of these scripting languages: PowerShell, JSON, Python, Terraform, Ansible, Java, Bash, YAML, Cloud Formation, AWS CLI

Experience with Cloud Migration, automation, and DevOps tools: Such as: Ansible, Jenkins, Maven, Ant, SonarQube, Nexus, Jira, Confluence, Crucible/Fisheye, Git/GitHub, Subversion, Packer, Terraform

Hands-on experience with Amazon Web Services (AWS) and/or Azure including migration, deployments, automation of build-outs for Stack and Containerize Environments; and best practices in all major services they provide including but not limited to: networking, image management, compute, storage, monitoring and App-Services

Security using LDAP registry and setup of SSO using SPNEGO and SAML

Advanced troubleshooting skills including analyzing log & trace files, opening service requests, collecting documentation, working with Vendors, and driving problem resolution

Ability to coordinate configuration changes, installs, & upgrades with application owners—including planning, scheduling, status reporting, and following company change control procedures

Ability to create support documentation & written procedures for routine and non-routine tasks

Support day to day operations, monitoring and problem resolution for any issues that arise with the infrastructure or security concerns

Analyze user interfaces, maintain software performance tuning, analyze workload and analyze proposed system upgrades and insertion of COTS products in the infrastructure

Analyze security impacts of proposed system upgrades or changes to the infrastructure including the implementation of COTS products

Understanding/familiarity with cloud security framework