Linux Administrator

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