Senior Customer Engineer

Onyx Security

. Deliver professional services engagements from kickoff to customer sign-off with measurable outcomes .

Posted 9/29/2026full-timeRemote • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in delivering professional services engagements, with a strong focus on security, scripting, and cloud platforms. Capable of analyzing data, documenting findings, and creating reusable solutions while effectively communicating with enterprise customers.

Highest-signal resume keywords

5+ Years In Hands-On Technical RolesSecurity Background In Detection EngineeringStrong Scripting Skills (Python)Experience With Cloud Platforms (AWS/Azure/GCP)Clear Technical Writing And Communication

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Detection EngineeringApplication SecuritySecurity ArchitectureCloud SecurityScripting (Python)REST APIsSQLLog Query LanguagesData AnalysisTechnical Documentation

Soft Skills

CommunicationProblem-SolvingAdaptability

Tools & Technologies

AI SecurityAI/ML PlatformsLLM ToolingAgent FrameworksSIEMSOC

Certifications & Qualifications

GIACCloud Provider Certifications

Industry Keywords

SOC 2ISO 27001NIST AI RMFEU AI ActCloud Cost Analysis

Tech Stack

Tools & technologies

AWSAzureCloudGoogle Cloud PlatformPythonSQL

About the role

Key responsibilities & impact

Deliver professional services engagements from kickoff to customer sign-off with measurable outcomes
Tune controls using real alert data to reduce noise and build customer-specific policies and detections
Document and hand off tuned controls so customers can maintain them
Assess customer-built AI agents and MCP servers before launch
Deliver findings and remediation plans
Build analyses and evidence for finance and compliance teams regarding AI spend and control frameworks
Handle custom deployments, integrations, and automation
Turn solutions into reusable tooling, templates, and methods
Help define Onyx’s professional services offerings and engagement completion criteria
Report to the Director of Customer Engineering as an early hire on a new team

Requirements

What you’ll need

5+ years in hands-on technical roles with enterprise customers, including taking scoped projects from start to finish
Security background such as detection engineering, application security, security architecture, or cloud security
Strong scripting skills (Python or similar)
Comfort with REST APIs
Comfort with cloud platforms (AWS/Azure/GCP)
Experience querying and analyzing logs and data (SQL or log query languages)
Clear technical writing and communication, including findings and reports customers can act on
Comfort with ambiguity and interest in building a new function
Nice to have: experience with AI security, including testing LLM applications, agents, or MCP servers
Nice to have: experience with AI/ML platforms, LLM tooling, or agent frameworks
Nice to have: background in SIEM or SOC work
Nice to have: familiarity with security and AI governance frameworks (e.g., SOC 2, ISO 27001, NIST AI RMF, EU AI Act)
Nice to have: exposure to cloud or AI cost analysis
Nice to have: relevant certifications (e.g., GIAC, cloud provider certifications)

Benefits

Comp & perks

Remote work model
Health insurance and wellness benefits
Equity participation
Performance-based incentives