Senior Linux Systems Administrator - Datacenter Infrastructure at ION Group

Franklin Township, New Jersey, United States

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Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Technology, FinanceIndustries

Requirements

Minimum 10 years of hands-on experience in enterprise-level Linux system administration and technical operations; prior experience in financial services is highly advantageous
Proven expertise in RHEL 7/8, including deep familiarity with KVM virtualization and system internals
Advanced knowledge of HPE ProLiant server architecture, diagnostics, and lifecycle management
Demonstrated proficiency in security operations, including EDR/SIEM agent management and vulnerability remediation
Experience with HPE SAN technologies, including fabric zoning, Primera/Alletra storage systems, and fiber channel networking
Working knowledge of Puppet and Cobbler for configuration and provisioning automation
Proficient in scripting languages: Python, Perl, and Bash; capable of developing scalable automation solutions
Solid understanding of networking fundamentals, including VLANs, trunking, routing, multicast, and NAT
Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification preferred
Exceptional communication and collaboration skills across cross-functional teams and remote support personnel
Strategic problem-solving acumen with a focus on reliability, scalability, and performance in high-availability environments
Ability to lead and mentor junior engineers, fostering a culture of continuous improvement and technical excellence

Responsibilities

Lead advanced administration, configuration, and performance optimization of Red Hat Enterprise Linux (RHEL) systems
Architect and manage RHEL KVM virtualization environments, including provisioning, troubleshooting boot issues, and fine-tuning for optimal performance
Oversee lifecycle management of HPE ProLiant hardware, including upgrade analysis, firmware upgrades, component replacements, and remote diagnostics via iLO
Design and execute robust processes for infrastructure patching, reboot orchestration, and content lifecycle management
Administer and enhance security posture through deployment and maintenance of EDR and SIEM agents, ensuring compliance with CVE remediation SLAs
Analyze and resolve kernel-level system bottlenecks and network latency, delivering actionable performance tuning strategies
Manage HPE storage platforms (Primera, Alletra), including SAN zoning, volume provisioning, LVM configuration, and fiber channel switch operations
Maintain critical datacenter services: NTP/Chrony, Elastic Stack, Puppet, Cobbler, Rundeck, Squid Proxy, DNS, and Postfix
Implement proactive monitoring using tools such as Nagios/Naemon, Prometheus, and PRTG, ensuring high availability and rapid incident response
Develop and maintain automation frameworks using Ansible, Python, Perl, and shell scripting to streamline operational workflows
Respond to service requests and incident tickets with precision, adhering to rigorous change management and production protocols
Provide detailed procedural documentation and remote guidance for external datacenter teams across geographically distributed locations

Skills

RHEL

Linux

KVM

HPE ProLiant

iLO

Ansible

Python

Puppet

Nagios

Prometheus

PRTG

HPE Primera

HPE Alletra

SAN

LVM

fiber channel

Elastic Stack

Cobbler

Rundeck

Squid Proxy

ION Group

Automation technology for financial sector clients

About ION Group

ION Group specializes in automation technology tailored for the financial sector, primarily serving institutional clients like investment banks, asset managers, and brokers. The company provides advanced software solutions that enhance trading, processing, and risk management activities in global financial markets. ION's products include sophisticated software platforms and APIs that enable clients to connect seamlessly to various trading venues and exchanges, ensuring efficient and accurate transactions. Unlike many competitors, ION stands out by acquiring entrepreneurial firms, which allows it to remain agile and responsive to market changes. The company's goal is to enhance efficiency and reduce operational risks for its clients through automation and innovative technology.

London, United KingdomHeadquarters

1998Year Founded

$426.5MTotal Funding

GROWTH_EQUITY_VCCompany Stage

Enterprise Software, FintechIndustries

5,001-10,000Employees

Benefits

Health, dental, and vision insurance

AD&D and disability insurance

Flexible spending account

Health savings account

Life insurance

Mental health care

401K plan

Performance bonus

Supplemental workers' compensation

Family medical leave & parental leave

PTO, paid holidays, sick days, bereavement leave, and volunteer time off

Commuter checks

Company social events

Employee assistance program

Free lunch

mobile phone discount

Risks

Complexity in consolidating trading platforms may lead to operational inefficiencies.

US Treasury market's clearing mandate could impose significant compliance costs.

Potential global tariffs by Trump administration may disrupt ION's global operations.

Differentiation

ION Group specializes in automation technology for the financial sector.

The company offers sophisticated software platforms and APIs for seamless trading.

ION Group constantly innovates to enhance efficiency and reduce operational risks.

Upsides

Increased demand for automation drives innovation in AI-driven trading platforms.

The rise of DeFi creates opportunities for blockchain integration in financial services.

Growing importance of ESG criteria pushes adoption of efficient reporting tools.

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