Role Description We’re looking for a Systems Engineer to join our globally distributed Trading Infrastructure team. This is an end-to-end role: you will work on full-stack infrastructure tasks — from new site/provider setups and environment bring-up to validation testing, troubleshooting, and performance bottleneck analysis. You will collaborate closely with vendors, network and hardware engineers and take ownership of delivering reliable production-ready setups. - Deliver end-to-end infrastructure setups across regions/colocations: bring-up, validation, and go-live readiness - Own the systems side of the stack: Linux servers, OS baseline, automation, configuration, and performance tuning - Run and improve testing/validation: connectivity checks, load/performance tests, failure testing, and readiness checklists - Participate in investigation of complex issues and bottlenecks across layers (OS/kernel/drivers/dependencies) and drive fixes with network/hardware peers and 3rd party vendors - Build repeatable automation and rollout playbooks (Terraform/Ansible, scripting, standards) - Improve observability: metrics/logs, dashboards, alert tuning, and latency/performance baselines - Strengthen operations: runbooks, incident reviews (RCA), change hygiene, and documentation - Participate in scheduled on-call rotations to support trading infrastructure and incident response. Qualifications - Hands-on production experience with Linux and systems troubleshooting - Ability to debug across layers and coordinate effectively with network/hardware engineers - Solid networking fundamentals (TCP/IP, DNS, routing basics, MTU, packet loss/jitter symptoms) - Automation mindset: bash/Python; Terraform/Ansible experience is a plus - Strong written and verbal communication (clear status updates and documentation) - Passion for technology and continuous learning Requirements - Low-latency / performance tuning experience (CPU/IRQ affinity, NIC tuning, etc.) - Colocation / provider coordination experience (setups, acceptance, troubleshooting) - Time synchronization basics (NTP/PTP) and practical impact on production systems - Interest or experience in trading / exchange / broker connectivity Benefits - Exciting challenges with ample opportunities for personal and professional growth - A welcoming international team of highly qualified professionals - Cutting-edge hardware and technology - Work remotely from anywhere in the world - Access any of our global offices anytime - Flexible schedule - 40 paid days off - Competitive salary

Role Description We're looking for a HSD Systems Engineer for a leading broadband communications provider focused on delivering high-speed internet and connectivity services across the U.S. If you are detail-oriented and analytical, with strong Linux administration and Python/Ansible scripting skills, keep reading! - Deploy, upgrade, and maintain the High-Speed Data (HSD) infrastructure supporting critical internet services, including DNS, DHCP, IPAM, and DOCSIS provisioning platforms - Manage vendor solutions such as Infoblox, Incognito, Calix, SolarWinds, and NetBrain, ensuring compliance with security policies and high system availability - Use Python, Ansible, Bash, and other scripting tools to automate tasks, troubleshoot issues, and optimize system performance - Assist with the creation of Low-Level Design (LLD) documentation, configuration templates, and knowledge base articles - Conduct training for new technology integrations and upgrades for relevant internal team members - Work as part of a project team to assess requirements, risks, and limitations for each project scope Qualifications - 6+ years of hands-on Linux administration experience in CentOS/RHEL environments - Proficiency in scripting and automation using Python, Ansible, Shell, Perl, and/or Docker - 2+ years of experience designing, deploying, and operating high-availability networks - Solid understanding of DNS, DHCP, IPAM, DOCSIS, IPv4/IPv6, LDAP, and network security best practices - Experience with vendor platforms such as Infoblox, Incognito, or Calix - Associate-level networking certification (CCNA or equivalent) - Bachelor's degree in Computer Science, Information Security, MIS, or a related field Requirements - Previous experience in an MSO (Multiple System Operator) or cable industry environment - Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification - Professional-level networking certification - Familiarity with tools such as Kentik, ServiceNow, Cisco ISE, or NetBrain - Experience with AI/LLM tools applied to network engineering workflows Benefits - Salary in USD - Flexible working hours - Great opportunities for career growth - Opportunity to work in an amazing environment

• Support Integrated Eligibility Systems (IES) projects • Perform software testing in government or public sector environments • Create and execute test cases and scenarios • Manage defects and work within structured testing processes • Understand complex eligibility workflows and business processes

Role Description Candidate must be able to meet all CUI Requirements. - Splunk administrator that manages the system utilizing Linux cluster and management console applications. - 30% - management of daily Splunk operation systems. - 35% - Linux administration. - 10% - collaborate and liaise with other units and serve as a technical resource and subject matter expert. - 15% - contribute to research and development projects as required. - 10% - train and advise less skilled systems programmers and provide expert technical assistance for others. Qualifications - 5+ years of experience with Splunk Administration - 5+ years of experience with Linux Administration - 5+ years of experience with Bash Scripting Requirements - Splunk Certification Company Description