Sentinel Blue · 21 hours ago
Platform Engineer
Sentinel Blue is looking for a Platform Engineer to join their Platforms Team, focused on building scalable and secure technical platforms. The role involves designing and automating infrastructure, improving CICD pipelines, and ensuring compliance with security frameworks.
Cloud SecurityCyber SecurityIT Management
Responsibilities
Design, build, and maintain shared platform services that support secure and scalable infrastructure across client and internal environments
Develop and maintain infrastructure-as-code (IaC) using tools such as Terraform, ARM/Bicep, or similar frameworks
Build automation for system provisioning, configuration management, patching, and lifecycle operations
Support and improve CICD pipelines, deployment workflows, and platform integrations
Implement platform-level security controls, including identity integration, logging, monitoring, encryption, and segmentation
Collaborate with Security Operations and Compliance teams to embed compliance and audit-readiness into platform designs
Monitor platform health and reliability, supporting incident response, root cause analysis, and continuous improvement efforts
Communicate platform designs, changes, and operational guidance clearly to internal teams and clients
Contribute to platform documentation, standards, runbooks, and architectural diagrams
Identify opportunities to reduce manual effort, improve consistency, and enhance developer and operator experience through automation
Qualification
Required
U.S. citizenship – by nature of our work with the defense industry, all employees must be eligible for a Secret clearance
2+ years of experience in platform engineering, infrastructure engineering, DevOps, systems engineering, or related technical roles
Hands-on experience building and operating cloud infrastructure in Azure
Practical experience with infrastructure-as-code, automation, configuration management, and change control systems
Strong understanding of system security concepts such as IAM, least privilege, logging and monitoring, encryption, network segmentation, and backup/recovery
Experience supporting platforms or systems aligned with security or compliance frameworks such as CMMC or NIST 800-171
Proficiency with at least one scripting or programming language
Demonstrated ability to design reliable systems, troubleshoot complex issues, and implement scalable solutions
Strong written and verbal communication skills, including the ability to explain platform concepts to non-platform stakeholders
CompTIA Security+ certification is required in the first 6 months of hire
Preferred
Experience working in a multi-tenant or managed services environment
Familiarity with Azure Government and Office 365 GCC High environments
Experience with CICD platforms, containerization, or orchestration technologies
Exposure to observability tools such as logging platforms, metrics, and alerting systems
Working knowledge of a security and compliance framework such as NIST 800-53, FedRAMP, NIST 800-171, CMMC, CIS Controls, ISO 27001, or SOC 2
Experience designing platforms that support self-service workflows and reduce operational toil
Strong interest in cloud-first and automation-driven architecture
Bachelor's degree in Computer Science, Information Systems, Cybersecurity, or equivalent work experience
Benefits
Fully paid individual healthcare, vision and dental insurance for the employee.
Paid certification and training opportunities.
Three weeks of paid vacation + 10 paid holidays.
A supportive environment with a focus on keeping healthy work-life balance.
Retirement benefit (401k) with company match.
Company
Sentinel Blue
Sentinel Blue is a cybersecurity company that offers extensive managed IT, cloud, and cybersecurity solutions to SMEs.
Funding
Current Stage
Early StageRecent News
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