Job description

Communication Technology Services, CTS, is one of the largest integrators and managed service providers for mobile networks in the U.S. The company specializes in the design, installation and support of Distributed Antenna System (DAS), Small Cell, and 4G/5G Private Wireless Networks for the mobile network operators, enterprise and venue owners and network infrastructure owner s.

This role will have 'full-stack' authority and responsibility across all aspects of the company's Data Center and Customer-Premise deployed compute equipment, to include hardware, Host OS, hypervisor, Guest OS, Orchestration, Applications and monitoring.

Key Responsibilities

This role is responsible for supporting physical and virtual computing environments, in a Linux-based data center environment.
RedHat/CentOS/Rocky - Administration, troubleshooting, and security of CentOS 5,6 ,7 and 9
Linux iscsi – Attaching, disconnecting, and manipulating iscsi block devices using iscsiadm, LVM, and multipath.
Linux KVM virtualization – Creating, copying, management, and monitoring of virtual guests.
MySQL Database – Administration, Replication, Clustering, backups, and SQL queries.
IP networking – IP addressing and subnetting, network address translation, routing protocols, linux iptables, linux bridging.
Data munging – Extracting useful information from various sources including log files and databases then presenting the data in a machine or human readable format
Participate in a 24x7 oncall rotation
Develop KnowledgeBase articles and Standard Operating Procedures
Investigate, diagnose and resolve production issues as logged by monitoring tools or as reported by customers

Qualifications

The ideal candidate has at least five years of experience supporting physical and virtual network and computing environments, in a Linux-based data center environment.
Relevant experience would include physical and virtual server implementation, operation and maintenance, SAN, NFS, LVM, iscsi, Linux-ha, DevOps, 24x7x365 operations, HP Proliant, HPE Synergy, Dell, SuperMicro,.
Proficient at troubleshooting production issues, solving problems, and implementing updates to production software.
Understanding of internet protocols including HTTP, DNS, RADIUS, SSH, and SMTP.
Analyzing packet captures to distinguish between problems at the protocol level vs. network connectivity.
Experience with writing and troubleshooting Perl, Python or Linux Shell Scripts required.
Experience with OpenNebula virtualization management helpful.
Experience with Cacti and Nagios monitoring systems strongly desired.
Experience with Virtualization technologies (Linux KVM preferred) strongly desired
Experience with MySQL administration, clustering, replication strongly desired
Experience with Container technologies and supporting tools (eg Docker, Kubernetes, Rancher)
Experience with Clustering technologies (eg PaceMaker)
Working knowledge of SAN systems, especially in a ZFS environment.
Working knowledge of Java application servers including Tomcat, JBoss, and message brokers.
Good organizational and vendor management skills, inclusive of issue tracking, metric reporting, etc.
Demonstrated experience in effective decision-making within a high-pressure 24x7 environment.
Strong research, investigation and evaluation skills.
Ability to identify and clearly communicate problems/support requests in order to influence the prioritization of production defects and/or enhancements.
Excellent communication skills, both written and oral.
Results-oriented and highly flexible, able to work with minimal supervision.
Inquisitive self-starter with strong attention to detail

Bonus Skills/Knowledge

ActiveMQ
Errigal
Mobile carriers/Mesaging
Deep Packet Inspection products
PaceMaker, DRBD.
ProxySQL
Cisco/Fortigate/Mikrotik hardware and software, routing, switching, load balancing, firewalls, IPv4, IPv6,
Public Cloud migration/administration

Education

4 Year Technical Degree (Example: BSCS, BSEE, etc.) or equivalent workplace experience.

Requirements

Ability to work outside of normal business hours when needed.
Ability to travel on an “as needed” basis when required, perhaps quarterly.

Industry

Wireless Communications & Telecommunications
Broadband Networks
Information Technology & Services

Employment Type

Full-time
Exempt

Job Functions

Engineering
Information Technology

Location: This will be a remote position but someone located in the Orlando, FL area is desired

Annualized Pay range of $105-$115K commensurate with experience

Linux Systems Engineer

Job description

Required profile

Experience

Hard Skills

Other Skills

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