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DevOps Engineer

DevOps Engineer

AI Security Engineer

Capital.com

Sofia

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Role description

We are looking for an AI Security Engineer to secure our AI-driven systems, including LLM-based applications, machine learning models, and AI-enabled automation tools.

This role will focus on identifying, assessing, and mitigating security risks across the AI lifecycle — from model development and training to deployment and runtime monitoring.

The ideal candidate combines strong security engineering experience with a deep understanding of machine learning systems and emerging AI-specific threats (e.g., prompt injection, model poisoning, data leakage, adversarial attacks).

Key Responsibilities:
AI/ML Security Architecture

  • Design and implement security controls for AI/ML systems across development, training, and production
  • Secure LLM integrations, RAG pipelines, and AI APIs
  • Conduct threat modeling for AI systems and data pipelines
  • Define secure-by-design patterns for AI-powered features

AI Threat Detection & Mitigation

  • Identify and mitigate AI-specific threats: prompt injection and jailbreak techniques, model poisoning and data contamination, adversarial attacks, training data leakage, insecure model serialization, excessive permissions in AI agents
  • Develop guardrails, content filters, and output validation mechanisms
  • Implement monitoring for anomalous AI behavior

Secure Development & DevSecOps

  • Integrate AI security checks into CI/CD pipelines
  • Perform security reviews of ML code and AI-related infrastructure
  • Secure model registries and artifact storage
  • Collaborate with other engineers and platform teams to enforce security standards

Data Protection & Compliance

  • Ensure AI systems comply with: GDPR and data privacy regulations, financial industry regulatory requirements, implement controls for sensitive data used in training and inference, perform AI risk assessments aligned with internal risk methodology

Governance & Policy

  • Contribute to AI security standards and internal policies
  • Define AI risk classification and control frameworks
  • Support security reviews for new AI initiatives / tools

Required Qualifications:

  • 3-5+ years in software engineering, ML engineering, or application security
  • Hands-on experience with AI/ML systems — LLMs, NLP models, or similar
  • Python proficiency for automation and scripting
  • Experience working with Claude Code
  • Strong understanding of cloud platforms: AWS, Azure, or GCP
  • Experience with API security, Docker, Kubernetes
  • Knowledge of AI-specific security risks and mitigations
  • Experience conducting threat modeling and risk assessments

Preferred Qualifications:

  • Familiarity with RAG architectures, vector databases, ML pipelines (MLflow, Kubeflow, SageMaker)
  • Experience in fintech or regulated environments
  • Knowledge of AI governance frameworks (EU AI Act, NIST AI RMF, ISO/IEC 42001)
  • Experience with AI red teaming
  • Background in cybersecurity or application security (OWASP, Secure SDLC)

Soft Skills:

  • Strong analytical and problem-solving skills
  • Ability to translate technical risk into business impact
  • Able to explain AI security risks and mitigations to non-security teams
  • Cross-functional collaboration with ML, data, and product teams
  • Clear documentation and communication skills

What you will get in return:

  • Competitive Salary: We believe great work deserves great pay! Your skills and talents will be rewarded with a salary that makes you feel valued and motivated
  • Work-Life Harmony: Join a company that genuinely cares about you - because your life outside of work matters just as much as your time on the clock
  • Generous Time Off: Need a breather? Our annual leave policy lets you recharge and enjoy life outside of work without a worry
  • Employee Referral Program: Love working here? Share the love! Bring your talented friends on board and get rewarded for growing our awesome team
  • Comprehensive Health & Pension Benefits: From medical insurance to pension plans, we’ve got your back. Plus, location-specific benefits and perks!
  • Workation Wonderland: Live your digital nomad dreams with 30 extra days to work remotely from anywhere in the world (some restrictions apply). Adventure awaits!
  • Volunteer Days: Make a difference! Take two additional paid days each year to support causes you care about and give back to the community

Be a key player at the forefront of the digital assets movement, propelling your career to new heights! Join a dynamic and rapidly expanding company that values and rewards talent, initiative, and creativity. Work alongside one of the most brilliant teams in the industry.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

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DevOps Engineer

Atlassian Administrator

Devexperts

Sofia

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Role description

Devexperts works with respected financial institutions, delivering products and tailor-made solutions for retail and brokerage houses, exchanges, and buy-side firms. The company focuses on trading platforms and brokerage automation, complex software development projects, market data products, and IT consulting services.

Job Description

We are looking for Atlassian administrator to support our datacenter application suite. This position is responsible for maintaining testing instance and help business users to automate their processes.

We expect the Atlassian Administrator to:

  • Configure, maintain, and administrate Atlassian products (Jira, Confluence, Bitbucket, Jira Service Desk),
  • Configure and maintain Jira workflows, automation, integrations, and other platform functionality.
  • Manage the usage of Atlassian add-ons to meet team and business needs,
  • Work with users to understand their needs, troubleshoot issues, and identify appropriate solutions,
  • Collaborate with development, Linux, and other technical teams on platform maintenance and issue resolution,
  • Conduct training for employees and new hires on JIRA and also briefing the team/s on new functionalities,
  • Prompt issue resolution with JIRA Projects and Confluence in coordination with other admins, partner teams and Atlassian premier support.

Qualifications

Must-have skills:

  • 3 years’ experience administrating Atlassian products (Jira, Confluence, Bitbucket, Jira Service Desk),
  • Strong knowledge of JQL,
  • Experience with Jira Cloud,
  • Strong knowledge of Jira Automation and ScriptRunner,
  • Upper-Intermediate (B2) or higher level of English,
  • Strong communication and problem-solving skills,
  • Knowledge of both Scrum and Kanban methodologies,
  • Experience extending Atlassian products via code development is preferable,
  • Experience directly integrating Atlassian products with other systems is preferable.

Nice-to-have skills:

  • Experience working with REST APIs,
  • Experience with Jira performance tuning,
  • Experience with Jira Data Center and/or Jira Cloud migrations.

Additional Information

Care for the employees is one of Devexperts' core values. For the suggested position, we offer a benefits package that will guarantee the comfort of our new teammate.

Flexibility benefits:

  • Possibility of hybrid work mode,
  • Flexible working hours.

Health and recreation benefits:

  • 20 days of paid vacation,
  • 5 days of fully paid additional wellness days,
  • Medical insurance – premium package,
  • Free MultiSport card.

Facility benefits:

  • Modern office with new equipment,
  • Panoramic view of Vitosha mountain,
  • PlayStation, Billiard, Relax zone and Gym,
  • Parking space/public transport card,
  • Free drinks and snacks.

Community benefits:

  • Teambuilding activities,
  • Corporate parties,
  • Football club,
  • Speakers' club,
  • Free admission to corporate external events,
  • Possibility of joining conferences and professional fairs.

Professional training benefits:

  • Local language courses for foreign employees,
  • Unlimited access to self-learning platforms,
  • Certification opportunities,
  • Mentorship Program.

Social benefits:

  • Referral bonuses for specific roles,
  • Paid leave upon special events.

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

DevOps Engineer

Senior System Administrator

Amusnet

Sofia

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Role description

Amusnet is a leading provider recognized for offering best-performing products and innovative solutions in gaming globally. With a portfolio of 300+ casino games, our company delivers engaging online entertainment across 2,000+ websites in 35+ markets. The dedication to innovation and technology also extends to the production of premium slot cabinets, where our games seamlessly integrate with cutting-edge hardware solutions. We continue to expand our network of offices, and our team now consists of 1,300+ industry professionals. As we grow, we're looking for Senior System Administrator!

As a Senior System Administrator, you will be tasked with scaling and optimizing our IT infrastructure. You will use automation tools and system administration best practices while ensuring security, reliability, and seamless operations. If you are a Linux guru looking for a challenging role that allows you to shape the digital infrastructure of a thriving tech-savvy company, this is your place. Be part of a collaborative culture that fosters innovation and growth.

THE PERFECT TEAM MEMBER IS INSPIRED TO:

  • Monitor system loads and optimize as necessary
  • Implement monitoring and alerting tools
  • Automate routine tasks with a configuration management tool like Ansible
  • Manage the provision of physical and virtual infrastructure
  • Ensure all data is regularly and securely backed up
  • Restore data when necessary
  • Create and maintain up-to-date documentation for system configurations
  • Collaborate with other IT teams

SKILLS THAT WILL GRAB OUR ATTENTION:

  • Experience in Linux administration
  • Experience with Debian-based OS
  • Strong knowledge of automation tools like Ansible, Terraform
  • Experience in Virtualization Technologies (Proxmox, VMware)
  • Familiarity with Linux-based services like haproxy, nmp (nginx, MySQL, PHP)
  • Experience with infrastructure monitoring systems (physical and virtual) like Zabbix
  • Proficiency in scripting languages (Bash, Python)
  • Experience with a cloud-based platform like AWS
  • Excellent problem-solving and analytical skills
  • Strong communication skills, both verbal and written
  • Install, configure, and maintain server systems to ensure high availability and performance
  • Continuously monitor and optimize systems to prevent outages and failures

THE REASONS TO JOIN OUR TEAM:

  • Excellent remuneration package
  • Performance-based bonuses
  • Private health insurance
  • Card for Public Transportation
  • Multisport card
  • Corporate discounts
  • Parking – early bird option
  • 25 days of annual paid leave
  • Performance review process
  • Internal & external training programs
  • Team buildings & local company events
  • Work-life balance
  • Inspiring & supportive colleagues
  • Culture that encourages creativity & talent

If you are interested, please send us your CV.

All applications will be treated strictly confidential.

Only short-listed candidates will be contacted.

Thank you for applying!

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

DevOps Engineer

Device Provisioning Engineer (f/m/d) @ A1 Competence Delivery Center

A1 Bulgaria

Sofia

Apply on the employer's site

Role description

Strength. Care. Growth
A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network, financial and other services to support A1’s operations across all OpCos, independent of location.

Using the power of being OneGroup and leveraging synergies, CDC enables transparency of resources, key skills and knowledge expansion and personal career growth opportunities’ enhancement, paired with job stability.

You will know we are the right place for you, if you are driven by:

  • Opportunities to learn and build your career.
  • Meaningful work in a stable and fast-paced company.
  • Diversity of people, projects, and platforms.
  • A supportive, fun, and inspiring place to work.

Role Overview
As an ACS Tools Engineer at A1 CDC, you will manage and optimize ACS platforms (HDM: Motive, AVS, Genie) for CPE data collection and management. You will work with TR-069, TR-369, and TR-181 protocols to ensure automated configuration and smooth operation of CPE devices. The role includes maintaining platform performance, developing automation solutions, and troubleshooting issues to deliver high service quality and excellent customer experience.

Role Insights

  • Lead the design, implementation, and maintenance of ACS platforms (HDM/Motive, AVS, Genie) to ensure smooth CPE management across fixed and mobile networks.
  • Manage TR protocols (TR-069, TR-369, TR-181) to automate device provisioning, CPE data collection, and management of diverse customer devices.
  • Develop automation solutions with Python, Bash, and SQL to streamline tasks, boost efficiency, and reduce manual effort.
  • Integrate ACS platforms with network systems and troubleshoot issues to maintain high performance, availability, and customer satisfaction.
  • Collaborate with internal teams, vendors, and stakeholders to deliver scalable, reliable solutions that meet business and technical needs.
  • Maintain technical documentation, generate performance reports, and implement improvements to optimize platform functionality and resilience.

What Makes You Unique

  • Proven experience with ACS platforms (Nokia HDM: Motive, AVS, Genie) and strong knowledge of TR-069, TR-369, and TR-181 protocols for CPE management.
  • Solid technical background in networking protocols, data technologies, and device management, with hands-on Linux administration experience (RHEL).
  • Strong programming and scripting skills (Python, Bash, SQL) with a focus on automating tasks and improving operational efficiency.
  • Excellent problem-solving abilities with a track record of troubleshooting complex network and device issues effectively.
  • Strong communication skills to convey technical concepts clearly to both technical and non-technical stakeholders, fluent in English.
  • Flexible and collaborative, with a willingness to travel occasionally for project coordination or network troubleshooting.

Our gratitude for the job done will be eternal, but we’ll also offer you:

  • Valuable experience in one of the fastest-growing and most innovative industries.
  • Challenging assignments with strong opportunities for personal and professional growth in a multinational environment.
  • Hybrid working model supporting a healthy work-life balance.
  • Thousands of online and in-person Learning opportunities for you to grow.
  • Modern, open, and friendly work environment that fosters continuous learning and the development of both technical and soft skills.
  • Special employee tariffs and a wide range of attractive employee benefits

If you have any questions, please do not hesitate to contact Svetlina Vazharova.

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

DevOps Engineer

Senior DevOps Engineer

Cision

Sofia

Apply on the employer's site

Role description

At Cision, we believe in empowering every individual to make an impact. Here, your voice is heard, your ideas are valued, and your unique perspective fuels our collective success. As part of our global team, you'll thrive in an environment that champions curiosity, collaboration, and innovation, all while making meaningful contributions to the brands we accelerate.

Join us in shaping the future of communication and building authentic connections that matter. Whether you're solving complex problems or driving bold innovations, your growth is our success, and together, we’ll create the conversations of tomorrow.

Empower your impact at Cision. Be seen, be understood, be you.
We're looking for an experienced
Senior
DevOps Engineer
to help drive the reliability, scalability, and efficiency of our infrastructure and deployment processes. In this role, you'll tackle complex technical challenges, designing and implementing solutions that improve our system architecture and developer workflows. You'll play a pivotal role in guiding projects from design through production support, and you'll mentor junior engineers in DevOps best practices.

What You’ll Do

  • Oversee the reliability, performance, and security of critical production services from design to deployment, ensuring they meet our uptime and performance targets.
  • Collaborate with development, QA, and product teams to build and maintain resilient infrastructure and efficient deployment pipelines.
  • Automate infrastructure provisioning and software deployments using Infrastructure as Code and CI/CD tools, reducing manual work and errors.
  • Participate in and improve our 24×7 on-call process, swiftly troubleshooting incidents and performing root cause analysis to prevent recurrence.
  • Document and standardize processes and configurations, sharing knowledge to uplift the entire engineering team’s capabilities.

Essential Skills & Experience

  • 5+ years of experience in DevOps, SRE, or Software Engineering roles, with increasing responsibility in system design and operations.
  • Extensive experience with containerization (Docker) and orchestration (Kubernetes) in production environments, including managing and scaling clusters.
  • Proficiency in Infrastructure as Code (Terraform, CloudFormation, etc.) and configuration management tools (Ansible, Puppet) to automate infrastructure provisioning.
  • Strong coding and scripting skills in languages like Python, Go, or Ruby, with the ability to build automation tools for system management.
  • Deep knowledge of cloud platforms (AWS and/or GCP) and their services, with experience designing and operating cloud-based infrastructure at scale.
  • Solid understanding of networking and security fundamentals in cloud and on-prem environments.
  • Experience setting up and tuning monitoring/alerting systems (Prometheus, Grafana, etc.), and a thorough understanding of SRE best practices (SLIs, SLOs, incident management).
  • Strong problem-solving and communication skills, with a track record of working effectively in collaborative team environments.

Preferred (Not Essential)

  • Kafka
  • MySQL/Postgres
  • Redis
  • Elasticsearch

Salary Range for this role 55,000 - 67,000 Euro annual gross
If you're a forward-thinking engineer who excels at solving complex infrastructure challenges and is passionate about automation and reliability, we'd love to hear from you. Apply today and help us elevate our infrastructure to the next level!

Cision is the global leader in consumer and media intelligence, engagement, and communication solutions. We equip PR and corporate communications, marketing, and social media professionals with the tools they need to excel in today's data driven world. Our deep expertise, exclusive data partnerships, and award-winning products, including
CisionOne
,
Brandwatch
, and
PR Newswire
, enable over 75,000 companies and organizations, including 84% of the Fortune 500, to see and be seen, understand and be understood by the audiences that matter most to them.

Cision is committed to fostering an inclusive environment where all employees can be their authentic selves and perform at their best. We believe diversity, equity, and inclusion is vital to driving our culture, sparking innovation and achieving long-term success. Cision is proud to have joined more than 600 companies in signing the CEO Action for Diversity & Inclusion™ pledge and named a “Top Diversity Employer” for 2021 by DiversityJobs.com.

Cision is proud to be an equal opportunity employer, seeking to create a welcoming and diverse environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or other protected statuses.

Cision is committed to the full inclusion of all qualified individuals. In keeping with our commitment, Cision will take the steps to assure that people with disabilities are provided reasonable accommodations. Accordingly, if reasonable accommodation is required to fully participate in the job application or interview process, to perform the essential functions of the position, and/or to receive all other benefits and privileges of employment, please contact hr.support@cision.com

Cision, Inc. "the Company" only communicates with candidates and extends job offers through direct channels, not third parties.

Please review our Global Candidate Data Privacy Statement to learn about Cision’s commitment to protecting personal data collected during the hiring process.

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

41 more openings in this category and country

AI Security EngineerCapital.com · Bulgaria

Apply on the employer's site