Актуальные заказы по Linux Systems Administration

Server administrator

Офис
Full-time
Постоянная работа
Company that focused on the production of vehicle tires is looking for a Server administrator.

Senior Azure DevOps engineer

Удаленно
Full-time

Project in healthcare industry.


Responsibilities

  • Build the automation processes of our Big Data platforms.
  • Install, deploy, configure, maintain and monitor infrastructure, systems, and management tools of our Big Data platforms.
  • Ensure the highest levels of systems and infrastructure availability for our Big Data platforms.
  • Ensure the proper security standards in terms of infrastructure, systems, and processes.
  • Monitor and test application performance for potential bottlenecks, identify possible solutions and work with developers to implement fixes Provide 2nd level support.
  • Liaise with vendors (Azure and Databricks) and other IT personnel for problem resolution.


General Requirements

  • University degree or similar education in Software Engineering or Computer Science.
  • At least 3 years experience in DevOps and/or in using automation to build infrastructure.
  • Fluent English and good communication skills both in verbal and written form.
  • Ability to work in a globally distributed environment.


Technical Skills

  • Understanding of infrastructure automation concepts and good hands-on knowledge of Ansible.
  • Understanding of containerization concepts and strong knowledge of Docker.
  • Good understanding of Versioning Control systems and strong knowledge of Git.
  • Hands-on experience in Linux administration and in Bash scripting.
  • Experience with Jenkins.
  • Proficiency in writing scripts in Python.
  • Understanding of cloud paradigms (IaaS/SaaS/PaaS).
  • Understanding of networking concepts and cybersecurity best practices.
  • Understanding of agile software development process.
  • Accustomed to leverage tools like Confluence and Jira for knowledge and collaboration management.
  • Hands-on experience with MS Azure.
  • Experience with container orchestration and knowledge of Azure Kubernetes.
  • Familiarity with Big Data technologies: Spark/Hadoop, Azure Databricks, Apache Airflow.
  • Understanding of SQL and NoSQL database types, paradigms, and design patterns.

Инженер DevOps

Удаленно
Full-time

Уровень: Senior

Английский: Разговорный

Описание проекта: Команда работает в 3 направлениях: инженерное, аналитически-процессное и прикладное, которое покрывает работу над инструментами для команд разработки (Slack, Jira и т.п).


Требования:

  • Понимание принципов работы систем мониторинга и алертинга, метрик и time series, построения графиков и т.д.;
  • Понимание практик SRE, в том числе критерии доступности - SLO, SLI, SLA
  • Опыт администрирования Linux (CentOS, Ubuntu), баз данных и работы с сетевым стеком (HTTP, TCP/IP, DNS, REST API);
  • Опыт работы с системами виртуализации и контейнеризации;
  • Опыт работы с Kubernetes, организации его мониторинга и владение Helm;
  • Владение любым языком: Bash, Python, Go, Groovy и т.д.;
  • Уверенное владение английским языком (мы плотно взаимодействуем с зарубежными коллегами).
  • Понимание паттернов обеспечения отказоустойчивости - load balancing, circuit breakers, disaster recovery;
  • Опыт работы с Яндекс.Облаком и Terraform;
  • Опыт построения long-term хранилища метрик на базе VictoriaMetrics/Thanos/Cortex/Grafana Mimir будет большим плюсом;
  • Опыт внедрения трассировки (tracing) на базе OpenTelemetry будет большим плюсом;
  • Опыт построения HA реализаций мониторинга на базе Prometheus stack;
  • Умение работать с Git, Ansible/Salt, JSON, YAML и опыт написания CI/CD пайплайнов;
  • Понимание методологии DevOps и опыт взаимодействия с Agile командами разработки.


DevOps Engineer

Офис
Удаленно
Full-time

We are a leading back-office solution provider for Fintech companies that specialises in brokerage-related solutions. We have been operational for over ten years and are continually innovating on a wide range of products and services that serve the financial industry. 


We are looking for an experienced DevOps Engineer to automate builds, regression testing, monitoring, and pushing releases across multiple environments. You will be working as part of a highly talented team of IT and business specialists. The team’s top priority is to deliver new features and improve existing services.


You like:

  • A Challenge;
  • A stable environment to nurture your passion for technology;
  • A chance to grow as a specialist;
  • To work in an agile, fast-paced environment;
  • To deliver quality work on time and focus on business value;
  • Meaningful work with a profound impact on the company and the industry.


About you:

  • Passionate about DevOps, Software Engineering, and Continuous Delivery;
  • Hands-on experience in administration of Linux and Windows-based infrastructure;
  • Experience in Cloud infrastructure such as AWS, Azure, GCP;
  • Good knowledge of Configuration Management and Deployment tools like Puppet, Ansible, Chef, Terraform, etc.;
  • Experience in developing Continuous Integration / Continuous Delivery pipelines (CI/CD);
  • Experience in writing Documentation;
  • Have an automation/config management mindset.


As an advantage:

  • Proficient in scripting;
  • Hands-on experience with Terraform;
  • Knowledge of Kubernetes;
  • Up-to-date knowledge of best practices regarding system security measures;
  • Excellent troubleshooting.


Responsibilities:

  • Creation and enhancement of Continuous Integration automation across multiple platforms using Jenkins or Bamboo;
  • Creation and Enhancement of Continuous Deployment automation built on Docker and Kubernetes;
  • Maintaining and migrating legacy services from on-premise to cloud infrastructure;
  • Defining and setting development, testing, release, update, and support processes for DevOps operation;
  • Monitoring and adjustment of processes during the entire software development lifecycle.


We offer:

  • Work in an international company;
  • Comprehensive health insurance, social guarantees;
  • Paid sports activities;
  • Fruits, cookies and great coffee;
  • Sponsored educational package;
  • Modern office environment in the centre of Riga;
  • Friendly team and career grown opportunities;
  • Fully subsidised parking near the office after the probation period;
  • Remote work during the COVID-19 pandemic.



Linux/FreeBSD Engineer

Офис
Удаленно
Full-time
Постоянная работа

Looking for Linux/FreeBSD Engineer to work on a trading product.


Requirements:

  • 5+ years of experience in Linux administration including firewalling, routing, and VPNing;
  • 1+ years of cloud networking (preferably, AWS and Alibaba) with at least medium-sized networks. Experience with Terraform is a plus;
  • Proficiency with access control models and network security;
  • Working knowledge of network diagnostic, monitoring, and analysis tools (e.g. Wireshark);
  • Proficiency in and sharp troubleshooting skills of scripting languages (e.g. bash, Python, Perl);
  • Experience with Service Desk systems (e.g. Jira Service Desk, ZenDesk, Solarwinds);
  • Ability to work independently;
  • SPOKEN English (company's official language);


Additional Skills Preferred:

  • FreeBSD skills and knowledge;
  • Experience with Ansible;
  • Professional certifications;
  • BSc/BA in Computer Science, Computer Engineering or a related field.


Main tasks:

  • Keep a communication line to IT Security open and handle their requests as your top priority in a timely and predictable way. Their requests may include upgrading, patching, reconfiguring, and maintaining internal systems and services based on Linux and FreeBSD. This involves plenty of decomposition-style work and needs to be done in a safe and controllable manner (reading and following release notes, preliminary testing, always having rollback plans, etc.);
  • Configure software firewalls, white lists, and fail-to-ban components to maintain the desired security level;
  • Gradually but steadily replace outdated FreeBSD servers with newly installed Linux ones;
  • Monitor performance and integrity of these servers and services;
  • Resolve issues and troubleshoot the Linux and FreeBSD servers using a service desk system;
  • Compile and maintain exhaustive technical documentation;
  • Suggest improvements to performance, capacity, and scalability.


Relocation to Montenegro.

Network Engineer

Офис
Удаленно
Full-time
Постоянная работа
We are looking for a Network Engineer for working on a trading product. In this role, you should have excellent problem-solving skills and knowledge of network administration and architecture (IP routing, firewalling, and VPN), AWS, and, ideally, Linux. Requirements: - 3+ years of network administration and architecture in geographically spread environments; - 1+ years of cloud networking (preferably, AWS) with at least medium-sized networks. Experience with TerraForm is a plus; - Understanding of communication and dynamic routing protocols (including BGP); - Basic understanding of Linux administration and experience with command-line interface (you should not be afraid of vi); - Combined experience with detailed technical knowledge and hands-on practice working in networks and networks hardening; - Proficiency in access control models and network security; - Working knowledge of network diagnostic, monitoring, and analysis tools (e.g. Wireshark); - Experience with Service Desk systems (e.g. Jira Service Desk, ZenDesk, Solarwinds) and enterprise-class monitoring systems (e.g. Zabbix, DynaTrace); - Working knowledge of CDNs (e.g. Cloudflare), DNS, certificates, and domain management; - Ability to work independently; - SPOKEN English (company's official language) at B2 level (Upper-Intermediate), at least. Will be a plus: - Experience with FreeBSD, Cisco, Checkpoint; - More than basic experience with Linux; - Experience with VoIP in general and SIP cloud providers particularly; - Solid knowledge of network operating systems (JUNOS, Cisco IOS); - Experience with Wi-Fi networking; - Working knowledge and troubleshooting skills of scripting languages (e.g. bash, Python, Perl); - Professional certifications (e.g. BSD Specialist, Ubuntu Professional, CCNA); - BSc/BA in Computer Science, Computer Engineering, or a related field. Tasks and responsibilities: - Design and deploy functional networks (mostly AWS and some remote physical data-centers using LAN, WAN, VPN, and firewall technologies); - Monitor network performance and integrity; - Resolve issues and troubleshoot cloud and local infrastructure using a service desk system, including 24/7 support on a rotational basis; - Automate tasks and monitor their effectiveness; - Create, oversee, and test security measures (e.g. access authentication/authorization, disaster recovery); - Communicate with internal users and Customer Service when needed; - Compile and maintain thorough technical documentation; - Suggest improvements to network performance, capacity, and scalability.

Senior PHP разработчик (high load)

Senior High Load Developer A flexible, full-time, remote senior position is available at InterPals, a popular social networking site that connects people around the world for friendship, language practice, travel, and more. The site has over 4 million active users. Our user base is extremely enthusiastic and dedicated. The codebase mainly PHP, with some Golang services, on a LEMP stack for a high load website: sharded MySQL, Redis, Elastic, RabbitMQ. We use some AWS services (S3, SES). Frontend is basic CSS/HTML/JS (for now, largely jQuery), but plan to refactor to React with new design. We use our own homegrown MVC framework with advanced caching capabilities. Location: We are usually based in Moscow, but work remotely at this time with weekly meetings, in-person if in town with Skype for other members. Мы все говорим по-русски. Your role: — Implement and oversee implementation of new features — Promote best practices, both code and process-related — Coordinate with frontend / designers to update site design and implement mobile version — Review and offer feedback on code written by other developers Requirements: — PHP experience, high load is a plus. Keen on performance while maintaining high code quality. — Substantial experience with other languages, not just PHP. — MySQL - some tuning and optimizing queries — JavaScript, Redis, HTML/CSS, Linux, Git. Unit testing. MVC. — Ability to write lean, scalable, but also secure, modern, readable, maintainable, testable, well-documented code — Minimum lower-intermediate written English (meetings are mainly in Russian, but you should understand spoken English too) — You will be focusing on the backend, but we're a small team, so you should be fairly comfortable with front-end code and basic system administration tasks on Linux too. If you like front-end development (esp. JavaScript frameworks like React) or have mobile (iOS, Android) experience this is a plus, but not required. Some upcoming projects include: refactoring the codebase for maintainability and performance, new site design and mobile version, full i18n/l10n of site, improving spam detection with ML and crowdsourcing techniques, introducing virtual currency and payment processing for premium features. What we offer: — Flexible hours, remote work environment with Skype/Slack communication — Competitive compensation, commensurate with experience. — Super-friendly team and occasional team get-togethers — Founder is a developer as well, will appreciate your great code and effort — How to apply: Interested? We'd love to hear from you! Send us an email with "Senior PHP Developer - Moi Krug" in the subject to jobs@interpals.net containing: A introductory message telling us why you're a good fit for this job Your CV/Resume Your city and which timezone it's in (optional, but helpful) GitHub, Stackoverflow profiles, code examples, links to projects you are involved in and/or other cool things you think we should see Можно по-русски, если английской версии нет.

Senior PHP Developer (High Load)

Senior High Load Developer A flexible, full-time, remote senior position is available at InterPals, a popular social networking site that connects people around the world for friendship, language practice, travel, and more. The site has over 4 million active users. Our user base is extremely enthusiastic and dedicated. The codebase is PHP (we strive for an enlightened approach to it) on a LAMP stack for a high load website: sharded MySQL, Redis and Sphinx. We use some AWS services (S3, SES). Frontend is basic CSS/HTML/JS (for now, largely jQuery). We use our own homegrown MVC framework. Your role: Implement and oversee implementation of new features Promote best practices, both code and process-related Coordinate with frontend / designers to update site design and implement mobile version Review and offer feedback on code written by other developers Requirements: PHP experience, high load is a plus. Keen on performance while maintaining high code quality. Substantial experience with other languages, not just PHP. MySQL - tuning applications and optimizing queries JavaScript, Redis, HTML/CSS, Linux, Git. Unit testing. MVC. Ability to write lean, scalable, but also secure, modern, readable, maintainable, testable, well-documented code Excellent communication skills (and intermediate English and higher); self-starting, takes initiative and result-oriented You will be focusing on the backend, but we're a small team, so you should be fairly comfortable with frontend code and basic system administration tasks on Linux too. If you have significant frontend development (esp. JavaScript frameworks like Angular, Backbone, React, etc.) or mobile (iOS, Android) experience this is a plus, but not required. Some upcoming projects include: refactoring the codebase for maintainability and performance, new site design and mobile version, full i18n/l10n of site, improving spam detection with ML and crowdsourcing techniques, introducing virtual currency and payment processing for premium features. What we offer: Flexible hours, remote work environment with Skype/Slack communication Competitive compensation, commensurate with experience. Super-friendly team and occasional team get-togethers Founder is a developer as well, will appreciate your great code and effort Location: We are usually based in Moscow, but mostly work remotely at this time. However, if you are in Moscow too -- or in Eastern Europe -- this will be a plus due to time zones and opportunities to meet in person. How to apply: Interested? We'd love to hear from you! Send us an email with "Senior PHP Developer - Moi Krug" in the subject containing: A introductory message telling us why you're a good fit for this job Your CV/Resume Your city and which timezone it's in GitHub, Stackoverflow profiles, code examples, links to projects you are involved in and/or other cool things you think we should see

Senior C++/Linux developer

NatSys Lab. is looking for senior C++/Linux developer for long term remote position. You'll be developing new feature for transactional multi-versioning database engine and your code will be in main tree of popular open source DBMS. You will work remotely with flexible schedule; there is no central office, and most people work from their homes. To be successful in this position, you need to: have significant experience in C/Linux development, C++ experience is appreciated; have experience in development of large complex, preferably open source, project (e.g. deep modifications of Linux or FreeBSD kernel, Apache HTTPD, Nginx, PostgreSQL, MySQL etc.); be fluent with classic algorithms and data structures; know advanced synchronization approaches, lock-free algorithms are appreciated; understand modern OS internals. Desirable skills that would be a plus: Experience with DBMS or filesystem development; Good knowledge of Bash, Perl and/or Python for development of simple testing and system administration scripts;

Senior Linux System Administrator

Ivinco is a boutique consultancy firm working with selected clients from UK, Europe and USA. We provide custom application development, technical consulting and technical support services. We are looking for a Senior Linux System Administrator to join our team of senior professionals. This team supports complex distributed systems with hundreds of servers, thousands of database requests per second and billions of web requests per month. Scope of responsibilities: - pro-active system support to ensure smooth system operation - effectively handling incoming requests from developers, clients and monitoring systems - planning and implementing projects such as software/hardware upgrades and migration; new sub-system configuration and deployments; testing new architecture/configuration approaches for different parts of the system etc - suggesting improvements for monitoring, work processes and overall system configuration - active participation in team calls/meetings, contributing to the team work planing, problem/incident investigations and brainstorming Required personal attributes: - high initiative leader - fast decision maker - pragmatic thinker - detail-oriented investigator - fluent English speaker with strong communication skills Required technical skills - Deep knowledge of Linux with strong practical experience - Significant experience supporting LAMP stack architectures and related technologies - Strong scripting skills and automation experience - Knowledge of best practices and real-life experience related to implementing high-availability, redundancy and disaster recovery plans; software/hardware performance optimization As a Senior Linux System Administrator you can expect to earn a highly competitive salary (130,000-260,000 rub per month, based on your skills and experience) plus bonuses (based on everyday results and achievements). Бонусы - highly competitive salary (130,000-260,000 rub per month, based on your skills and experience) plus bonuses (based on everyday results and achievements) - remote workplace (company will compensate computer of your choice, smartphone, internet connections, furniture, any other hardware/software/stuff you require to work efficiently and comfortably remotely) - self-development and education (company compensates expenses on any required training courses, books, webinars. Company sponsors trips to industry conferences, meet-ups) - company compensates expenses on gym or any other preferred sport activities - 30 days of paid vacation per year - company meetings in nice places (eg. we had fun team meetings in Spain, Crete, Cyprus, Croatia, Sicily etc.), we allow people bring their families Дополнительные инструкции Contact us via email start your email with "I'm real". We will only evaluate candidates who will provide relevant information proving they have the relevant skills and attributes mentioned above.