Stellar Cyber · 3 hours ago
Security Engineer
United States
Full-time
Remote
Mid LevelStellar Cyber is a company focused on autonomous security operations, seeking a highly skilled Security Engineer to enhance their Open XDR platform. The role involves building AI agents and tools to improve security operations, collaborating with SOC analysts, and automating workflows for threat investigation and response.
Cyber SecurityNetwork SecuritySecurity
Responsibilities
Observe and study SOC practices first-hand such as alert investigation and threat hunting, internalize required context, and extract patterns for automation and tooling
Build, extend, and maintain security-focused AI agents, tools, and workflows that support alert investigation, threat hunting, and response automation across the SOC lifecycle
Translate complex security workflows and analyst behaviors into scalable automation primitives that power autonomous SOC capabilities
Rapidly prototype and iterate on new tooling, integrations, and platform features based on real operational feedback
Collaborate cross-functionally with product, research, and engineering to ensure tools meet both user needs and architectural standards
Communicate insights and trade-offs to both technical and non-technical stakeholders, helping shape product and operational direction
Qualification
Required
Experience in cybersecurity or SOC operations, with strong familiarity with security workflows, tools, and operational practices
Solid software engineering skills, including coding skills to build and automate security workflows within tools or platforms, knowledge on software engineering tooling such as Git, and the ability to work with engineering members
Proficiency in at least one modern programming language commonly used for tooling or automation (e.g., Python, TypeScript)
Experience working with diverse security tools (e.g., SIEM, endpoint telemetry, intrusion detection, threat intelligence feeds) and integrating them into automated pipelines
Ability to observe, document, and abstract complex operational behavior into repeatable, scalable software constructs
Strong communication skills, with confidence explaining security concepts and engineering choices to varied audiences
Preferred
Prior experience with SOC teams or working directly in security operations
Familiarity with security automation frameworks (SOAR, detection engineering toolkits, security primitives)
Background in threat detection engineering, red/blue team tools, or incident response workflows
Demonstrated ability to build tools that reduce manual work and enable autonomous decision-making
Advanced security certifications (e.g., OSCP, CISSP, GCIH) or equivalent hands-on experience
Benefits
Pre-IPO Stock Options
Medical, Dental & Vision care
401(k)
Employee Assistance Program
Employee Discount Program
Life Insurance
Paid time off
Referral Program
Rewards and Recognition Program
Company
Stellar Cyber
Stellar Cyber is an open XDR platform that offers comprehensive security while streamlining operations for efficiency.
Founded in 2015
51-200 employees
H1B Sponsorship
Stellar Cyber has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (7)
2024 (9)
2023 (7)
2022 (7)
2021 (5)
2020 (2)
Funding
Current Stage
Growth StageTotal Funding
$93.54MKey Investors
Highland Capital PartnersSusquehanna International GroupValley Capital Partners
2023-08-21Series Unknown· $33.74M
2021-11-16Series B· $38M
2019-10-01Series A· $7.1M
Leadership Team
Changming Liu
CEO
A
Aimei Wei
Founder, CTO
Recent News
2025-12-17
2025-12-08
Company data provided by crunchbase