Systems Engineer Expert Unix

The Work We Do Teciem designs, builds, and delivers treasury and capital markets software solutions for financial institutions worldwide. We serve banks of every size and geography, offering the right setup for the right need. Our solutions are designed to replace multiple disconnected systems with one complete, front-to-back platform, helping customers to capture trading and business opportunities quickly, clearly and with control.

We cover the entire trading lifecycle, ensuring that everything - from execution to position keeping, to risk management – runs smoothly. With decades of experience and one of the largest, most diverse client bases in the industry, we turn deep industry knowledge into software that covers most asset classes, meets complex real-world treasury and capital market's needs, and adapts as markets evolve.

What will you contribute? As a Unix Expert Engineer (TP4), you will act as a senior subject‑matter expert within the System Operations organization. You will leverage deep expertise in Unix systems, server hardware, storage, automation, and operational excellence to ensure a robust, scalable, and secure infrastructure for mission‑critical workloads. You will independently lead complex initiatives, drive technical strategy, and provide architectural insight to improve Unix platforms across on‑premises and cloud environments.

You will mentor engineers, contribute to enterprise‑wide standards, and collaborate with cross‑functional teams to resolve sophisticated technical challenges. Your contribution will directly impact service availability, operational efficiency, and the evolution of infrastructure services supporting global business operations.

• Operational Excellence & Support
  - Provide senior‑level operational support for global Unix environments (AIX, Oracle/Solaris, Linux on x86, IBM Power).
• Lead troubleshooting and complex root‑cause analyses across multi‑datacenter and cloud environments.
• Handle escalated incidents, service interruptions, and critical performance issues, ensuring timely and durable resolution.
• Engineering, Architecture & Delivery
  - Drive design, deployment, and improvement of Unix infrastructure, including system builds, OS lifecycle management, patching, and firmware updates.
• Architect and implement high‑availability solutions, automation pipelines, and performance optimization strategies.
• Lead major technical projects with significant risk, complexity, or business impact.
• Provide thought leadership and strategic recommendations to enhance systems, processes, and service delivery models.
• Standards, Governance & Best Practices
  - Define, document, and enforce technical and operational standards for Unix systems.
• Ensure compliance with ITIL processes (Incident, Problem, Change, Request) and align with enterprise architecture principles.
• Contribute to product or service roadmap decisions, especially regarding customization and platform evolution.
• Collaboration & Stakeholder Engagement
  - Act as a senior consultant for internal teams, advising on system integrations, monitoring, capacity planning, and solution design.
• Collaborate with infrastructure engineering, application support, cloud teams, and vendors to ensure smooth delivery of services.
• Communicate complex technical concepts effectively and influence stakeholders toward optimal decisions.
• Testing, Validation & Optimization
  - Lead certification and regression testing for Unix platform updates, patches, and major changes.
• Ensure system stability post‑upgrade through rigorous validation protocols.
• Continuously improve automation, monitoring, and operational tooling to strengthen reliability and efficiency.

• Advanced, hands‑on experience…