Linux Engineer

Role: Public Safety Linux Engineer Location: NYC Hybrid Experience: 12 Years

Job Description:
Engineering and administration of Veritas products including Cluster Server, Volume Manager, File System, and other clustering & replication technologies.
Engineering and administration of OpenShift for container orchestration, application deployment, and workload management.
Automation and configuration management using Ansible to streamline deployments, updates, and system configurations.
Engineering and administration of Infoblox DNS for IP address management (IPAM), DNS, and DHCP services.
Execute Unix performance-related utilities to analyze and optimize system performance.
Engineering and administration of SUN/UNIX/Linux-based systems with a focus on mission-critical Public Safety applications and deployments.
Engineering and administration of SAN storage infrastructure in relation to SUN/UNIX/Linux-based systems.
Administration of SUN/UNIX/Linux-based systems on both physical and virtual servers, including software management.
Administration of servers with experience in Red Hat Linux, Solaris, and AIX environments.
Administer and support critical infrastructure tools including Oracle Database, MySQL, DB2, Percona XtraDB Cluster, Sendmail, Solaris Security, Jumpstart, LDAP, Tivoli, BladeLogic, NetIQ, VMware, DNS, NFS, Solaris Zones, and RedHat Satellite Server.
Perform OS upgrades and patch installations to maintain system security and stability.
Develop and maintain scripts using Bash/KSH, Perl, and Python to automate administrative tasks.
Provision bare metal installs, configure, operate, and maintain systems for optimized performance and reliability.
Provision and manage automation tools for system deployment, maintenance, and template management.

MANDATORY SKILLS/EXPERIENCE

Note: Candidates who do not have the mandatory skills will not be considered
All proposed candidates MUST possess at least 12 years of experience as Linux Engineer.
The following experience / skills / expertise are also required:

Ansible: Proficient in creating, managing, and optimizing Ansible playbooks for system automation.
Experience in configuring, deploying, and managing infrastructure using Ansible.
Ability to troubleshoot and debug Ansible scripts and roles.
Experience integrating Ansible with enterprise systems, including security policies and compliance enforcement.

OpenShift: Skilled in managing, deploying, and maintaining containerized applications on OpenShift.
Strong understanding of OpenShift architecture, security policies, networking, and multitenancy.
Experience with OpenShift cluster upgrades, monitoring, logging, and performance tuning.
Familiarity with Kubernetes fundamentals and container security best practices.

RHEL (Red Hat Enterprise Linux):Expertise in managing and troubleshooting RHEL-based systems.
Familiar with RHEL subscription management and patching processes.
Knowledge of performance tuning, security hardening, and scripting in RHEL.

Virtualization: Experience with virtualization platforms such as VMware.
Proficient in managing virtual machines and understanding virtualization concepts.
Skilled in optimizing and securing virtualized environments.

Infoblox DNS & Network Services: Experience with DNS architecture, zone management, and DHCP configurations in Infoblox.
Proficiency in automating DNS/DHCP configurations and integrating Infoblox with enterprise security solutions.
Troubleshooting network-related issues related to DNS, DHCP, and IP address management (IPAM).

DESIRABLE SKILLS/EXPERIENCE:
Percona: Knowledge of Percona database solutions, including MySQL and MongoDB.
Experience in database performance tuning and optimization.
Familiarity with Percona monitoring and management tools.

Dialogic XMS:Understanding of Dialogic XMS (XMS Media Server) architecture and functionality.
Experience in deploying and managing multimedia services using Dialogic XMS.
Ability to troubleshoot and maintain XMS integrations with communication platforms.

TimeKeeper:Proficiency in configuring and maintaining TimeKeeper for time synchronization.
Knowledge of GPS, PTP, and NTP protocols in TimeKeeper.
Ability to troubleshoot synchronization issues in distributed systems.
Certificates:
Skilled in managing SSL/TLS certificates, including generation and renewal processes.
Familiarity with PKI (Public Key Infrastructure) and certificate-based authentication.
Experience in troubleshooting and implementing secure certificate configurations.