Platform Engineer

🕒 January 24

🇺🇸 United States – Remote

💵 $120k - $160k / year

⏰ Full Time

🟢 Junior

🟡 Mid-level

🏗️ Platform Engineer

🚫👨‍🎓 No degree required

👻 Ghost score 48%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Sentinel Blue

WebsiteLinkedInAll Job Openings

11 - 50 employees

💼 Consulting

🎖️ Defense

📦 Logistics

Consulting • Defense • Logistics

Sentinel Blue is a cybersecurity services firm based in Warrenton, VA, offering comprehensive cybersecurity solutions tailored to small and medium-sized businesses. The company specializes in fully managed cybersecurity services, compliance advisory, and Gov Cloud solutions, ensuring organizations are protected and compliant with industry standards. Utilizing best-in-class technologies like Microsoft Sentinel, Azure Government, and Zero Trust frameworks, Sentinel Blue provides services such as virtual CISO and CIO roles, security operations centers, and extended detection and response. The company is committed to enhancing its clients' cybersecurity maturity and regulatory compliance, particularly focusing on CMMC and risk assessments. Sentinel Blue prides itself on its core values of emerging technology leadership, excellence, and a client-centric approach.

📋 Description

• Design, build, and maintain shared platform services supporting secure and scalable infrastructure across client and internal environments • Develop and maintain infrastructure-as-code using Terraform, ARM/Bicep, or similar frameworks • Build automation for system provisioning, configuration management, patching, and lifecycle operations • Support and improve CI/CD 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 • Communicate platform designs, changes, and operational guidance 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

🎯 Requirements

• 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 IAM, least privilege, logging and monitoring, encryption, network segmentation, and backup/recovery • Experience supporting platforms or systems aligned with CMMC or NIST 800-171 • Proficiency with at least one scripting or programming language • Ability to design reliable systems, troubleshoot complex issues, and implement scalable solutions • Strong written and verbal communication skills, including explaining platform concepts to non-platform stakeholders • CompTIA Security+ certification required within the first 6 months of hire • Experience in multi-tenant or managed services environments is desired • Familiarity with Azure Government and Office 365 GCC High environments is desired • Experience with CI/CD platforms, containerization, or orchestration technologies is desired • Exposure to observability tools is desired • Working knowledge of security and compliance frameworks such as NIST 800-53, FedRAMP, NIST 800-171, CMMC, CIS Controls, ISO 27001, or SOC 2 is desired • Experience designing self-service workflows and reducing operational toil is desired • Strong interest in cloud-first and automation-driven architecture is desired • Bachelor’s degree in Computer Science, Information Systems, Cybersecurity, or equivalent work experience is desired

🏖️ Benefits

• Fully paid individual healthcare, vision and dental insurance for the employee • Paid certification and training opportunities • Security+ certification costs covered • Paid time to study for the Security+ certification • Three weeks of paid vacation • 10 paid holidays • Supportive environment with a focus on healthy work-life balance • 401(k) retirement benefit with company match • Opportunities for growth into senior engineering, platform leadership, or architectural roles • Exposure to new and emerging technologies