Linux Systems Engineer

Zacks Investment Research Chicago , IL 60602

Posted 3 months ago

Zacks Career Opportunities Linux Systems Engineer Information Technology

Employment Type: Full-Time


  • Design, implement, and maintain physical and logical Linux-based infrastructure on a variety of hardware.

  • Collaborate with development teams on solutions for products and features.

  • Propose and test new solutions when needed (Proof Of Concept).

  • Develop utilities to automate tasks.

Provide support (during and after business hours) for existing products and features, including:

  • Notification of incident status to stakeholders.

  • Incident diagnosis.

  • Escalation to appropriate team members.

  • Incident resolution.

  • Incident report/root cause analysis.

Minimum Qualifications:

  • 3+ years experience with RHEL (preferred) or Ubuntu derivatives,

Thorough understanding of:

  • Virtualization concepts (level 1 & 2 hypervisors, OS containers, app containers).

  • Basic distributed systems concepts (clustering, CAP, RAFT, erasure coding).

  • Load balancing concepts, strategies, and technologies.

  • Networking concepts (VLANs, LACP, OSI layers, VXLAN).

  • Application design (tradeoffs in monolith vs services, state storage).

  • Deployment design (CI/CD pipelines, 12 factor app concepts, dependency management).

  • Service meshes (service discovery, integration with applications).

Proficient at:

  • Using version control systems (Subversion, Git).

  • Advanced Bash scripting (and knowing when to avoid it).

  • Writing small apps in Python or Perl.

  • Using configuration management tools, preferably Ansible (writing roles, writing/running playbooks).

  • Verbal and written communication (emphasis on minimizing misunderstands).

  • Reading and interpreting code in various languages.

Proficient at configuring:

  • Apache / PHP (multiple named vhosts, TLS).

  • BIND / NSD ( zone updates, BIND master / replicas).

  • Mail services

  • Postfix / Deovecot / amavisd (SASL, mappings,).
  • Administrating XenServer / Xen Hypervisors.


Familiarity with:

  • Configuring Python or Perl stacks (uWSGI, supervisord).

  • LDAP management (understanding of LDIF and complimentary commands).

  • Mail services

  • Postfix / Deovecot / amavisd (SASL, mappings,).
  • Administrating XenServer / Xen Hypervisors.
  • working with Oracle Database environments.
  • PHP programming.
  • PCI compliant systems.

Company Description

The Zacks Group of companies consists of Zacks Investment Research (ZIR ), Zacks Investment Management (ZIM ), and Zacks Trade.

ZIR, founded in 1978 is the 2nd largest provider of independent stock, Mutual fund and ETF research in the US. The Professional Services Division of ZIR is one of the largest providers of software analytics and investment data to professional investors. The Division of ZIR operates one of the most widely used investment information sites on the web and provides active self-directed individual investors with research and investment tools designed to help them become more successful traders and investors.

ZIM, our wealth management firm, is an SEC registered RIA that manages over $5 Billion for high net worth individuals and institutions interested in long term value creation. Zacks Trade our broker dealer provides discount brokerage services and Model Portfolios to both active individual traders and to long term investors.

How to Contact Us

If you live in or are moving to Chicago, have some of this background and would like to apply, please respond with cover letter and resume to Boris Matlin, Manager No phone calls or agencies, principals only please.

Click Here to Return to the List of Zacks' Careers

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Linux Systems Engineer

Zacks Investment Research