Website:
globalguard.com
Job details:
Senior Linux Cloud Engineer
Location: Bengaluru, Karnataka, India (On-site)
About GlobalGuard
GlobalGuard is a global cybersecurity company focused on delivering modern protection at scale. We help organizations protect critical communications, data, and cloud environments against rapidly evolving cyber threats, without adding complexity or slowing the business down.
Our solutions integrate cleanly into existing platforms and are used by organisations operating in regulated and high-risk environments worldwide.
MailGuard is GlobalGuard’s cloud-based email security SaaS platform. It protects everyday business communications by preventing advanced email-borne threats before they disrupt operations or compromise trust.
MailGuard combines Secure Email Gateway (SEG) and Integrated Cloud Email Security (ICES) capabilities to strengthen native protections in platforms such as Microsoft 365. Originally established in 2001, MailGuard has continuously evolved to address zero-day threats and modern social engineering attacks, helping organizations reduce risk and keep email secure and reliable.
The opportunity
As a Senior Linux Cloud Engineer, you are a custodian of MailGuard’s production environment. You will own operational outcomes across reliability, performance, and security, while mentoring others and raising the maturity of systems and processes.
This is a shift-based role within a 24/7 operations environment. Participate in a rotating shift roster once fully trained.
What you will do
- Operate and maintain production Linux and cloud environments, ensuring stability, capacity, resiliency, patch posture, and configuration compliance
- Lead and coordinate incident response for platform and infrastructure issues, including triage, containment, recovery, and service restoration
- Execute and review production changes with strong change management discipline, including risk assessment, validation, rollback planning, and post-change review
- Improve monitoring, alerting, and log visibility across services, infrastructure, and security controls
- Drive root cause analysis, corrective and preventative actions, and measurable reduction of recurring incidents
- Design, scale, and optimize services to support growth while balancing cost, reliability, and operational effort
- Increase consistency through standard changes, repeatable procedures, and automation
- Maintain and improve operational runbooks and incident playbooks to support consistent execution across shifts
- Provide third-level support and manage escalations with clear outcomes and preventative follow-up
- Mentor and uplift capability across Service Desk and Engineering through coaching, training, and tooling
What you will bring
- 10+ years of strong production Linux experience and confidence working in high-availability environments
- Strong experience with AWS and or Azure, including networking, IAM, compute, storage, managed services and secure design for production workloads
- Practical change management, incident leadership, and operational problem management experience
- Working knowledge of core Internet protocols and services, including TCP/IP, SMTP, HTTP, DNS and TLS, plus strong familiarity with open-source tooling and platforms such as Git, Postfix/Sendmail and web servers
- Experience with configuration management and orchestration frameworks such as Ansible, Salt, Puppet or Chef, and infrastructure as code practices.
- Container and orchestration experience, including Docker and Kubernetes, plus exposure to cloud container platforms such as ECS and similar services.
- Serverless and messaging experience, such as AWS Lambda, Azure Functions and service bus patterns.
- CI/CD and release management experience, including pipeline design, deployment strategies, rollback planning and change validation, with tools such as Azure DevOps or equivalent.
- Monitoring and observability experience, including metrics, logging, tracing and alerting using tools such as Grafana, Icinga and log platforms such as ELK, OpenSearch, Splunk or equivalent.
- Security capability including vulnerability management, hardening, patching, access management, and support for penetration testing and remediation activities.
- Scripting skills (Bash, Python, PowerShell) to accelerate troubleshooting and reduce manual effort
- Experience improving observability, alert quality, or operational reporting
- Ability to write clear documentation and communicate effectively in English for incident updates, tickets, and handovers
- Experience in security-focused operations, SOC-adjacent operations, or regulated environments will be highly regarded
- Knowledge of email security concepts such as phishing, anti-spam controls, mail flow and authentication, plus strong SMTP troubleshooting and familiarity with relevant RFCs will be preferable
Why GlobalGuard
- Work on an email security platform that operates at scale and is trusted in high-risk environments
- Meaningful ownership of production outcomes and the ability to shape operational standards
- A team culture that values disciplined execution, learning, and continuous improvement
How to apply
Apply via LinkedIn with your CV and a short note on the production environments you have owned, incident leadership examples, and the tools you use for cloud operations and automation.
GlobalGuard is an equal opportunity employer. We welcome applicants from all backgrounds.
Click on Apply to know more.