Linux Administrator

Posted 4 Hours Ago
Chicago, IL
Mid level
Fintech • Software
High Frequency Trading Market Maker
The Role
In this role, you will maintain and administer computer networks and related environments, implement security measures, configure hardware and network software, and monitor network performance. You'll also be responsible for maintaining log records and researching new technologies.
Summary Generated by Built In

Career Description

Simplex is looking for a high-energy individual who is looking to contribute to our talented team. You will support a team of developers and traders, in a dynamic environment. You will be someone excited by challenges and willing to go above and beyond in your performance. Our employees are truly our greatest asset. We’ve spent years building our team of talented and dedicated technologists, data-driven traders and leaders who emulate our core values: Collaboration, Ethics & Risk Management, and Diverse Opinions & Experience.

What will you be doing?

  • Maintain and administer computer networks and related computing environments, including computer hardware, systems software, applications software and all configurations
  • Assist in planning, coordinating and implementing network security measures in order to protect data, software, and hardware
  • Design, configure and test computer hardware, networking software and operating system software
  • Monitor network performance in order to determine whether adjustments need to be made, and determine where changes will need to be made in the future
  • Maintain logs related to network functions, as well as maintenance and repair records
  • Research new technology and implement it or recommend its implementation
  • Other opportunities as assigned

Skills and Experience:

  • 3+ years of experience in a systems administration role
  • High level understanding/experience with the following protocols: BGP, OSPF, PIM-SM, GMP, ARP
  • Experience with Cisco Nexus NX-OS CLI
  • Experience with fiber-optic and copper physical infrastructure
  • Experience with Linux
  • Nice to haves include: Familiarity with L1 / Crossbar devices, Cumulus Linux, Ansible, Arista EOS, Arista MOS, DWDM, FRR, SNMP, Nagios

This position is 100% onsite in our Chicago office.

Why us?

Founded in Chicago in 2004, Simplex is a leading, technology-driven, proprietary trading firm. We work with the most advanced technology and software in the market, and we’ve continued to remain at the forefront of the industry by always focusing on innovation, automation and data-driven analysis. We also leverage our experience and expertise to make strategic investments and capitalize on opportunities in the venture capital markets with promising, early-stage financial and technology start-ups. 

PLUS, the goods!

  • Benefits: Excellent a la carte medical coverage (Free employee coverage), Dental, Vision, 401(k) match, and generous parental leave!
  • The Office: The kitchen is stocked with snacks, and beverages; you also have daily stipends for breakfast and lunch! 
  • Tuition Reimbursement: As an investment in our employees’ careers and the company’s future, we offer educational assistance to provide employees with professional development opportunities that increase their skills and enhance their contributions to the organization!
  • Employee Discounts: To gyms, national brands, and more!
  • Building: We are located in the Federal Reserve building. As a tenant you have access to a building gym, full cafeteria, and we are accessible to all public transportation!
  • Charity Match: We match up to $2000 a year if you have a favorite charity to donate to!
  • Fun Events: In-person happy hours, celebrations throughout the year, game nights, video game room fun, and so much more!

Simplex is an Equal Opportunity Employer

Top Skills

Linux

What the Team is Saying

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The Company
HQ: Chicago, IL
105 Employees
On-site Workplace
Year Founded: 2004

What We Do

Since our founding in 2004, Simplex has continued to remain at the forefront of the industry by always focusing on innovation and data driven analysis.
Simplex is a technology-driven trading firm that builds proprietary software to create and capitalize on financial opportunities. We combine talented and dedicated technologists with data-driven employees to solve constantly evolving puzzles in the marketplace.
Specializing in US Equity Options and Future Options, Simplex provides the liquidity essential to a competitive, fairly-functioning marketplace. We enable financial opportunity as market makers. We created a competitive, more fairly-structured market which allows us to provide our [clients/customers] with access to the best possible execution and servicing of their orders.
We continue to reinvent ourselves and evolve to best capitalize on financial market opportunity.

Why Work With Us

We are one team working towards a common, collective goal, and the collaborative environment we create allows our team’s talents to shine. We value highly-motivated, passionate individuals with diverse opinions and experiences.

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Simplex Trading Offices

OnSite Workspace

At Simplex, employees enjoy on-site perks and benefits, and interaction with peers. We flex when needed to allow for work/life balance, and when employees need to work from home.

Typical time on-site: None
Company Office Image
HQChicago, IL
In the heart of the financial district, Simplex is located in the amenity-friendly Federal Reserve Building.

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