Threat Detection & Response Engineer III (Cybersecurity)

Location: Onsite in the Long Beach, California office; active security clearance required.

Base salary: $120,000–$165,000 per year, plus equity and benefits.

Company

hirify.global develops autonomous spacecraft, advanced payloads, mission software, and space-based interceptors for space superiority and security.

What you will do

• Develop incident response plans, playbooks, SOPs, and scalable security operations processes.
• Design, implement, and tune detections across corporate and cloud environments using frameworks such as MITRE ATT&CK.
• Monitor, triage, investigate, contain, eradicate, and recover from security incidents, documenting findings and lessons learned.
• Conduct threat hunting and use threat intelligence to anticipate adversary tactics, techniques, and procedures.
• Administer and optimize EDR and SIEM platforms, integrate log sources, and improve visibility and correlation.
• Build automation and orchestration workflows and collaborate with IT, Engineering, Legal, and Compliance.

Requirements

• Active Secret or TS security clearance and ability to maintain it.
• 3+ years of cybersecurity experience, including at least 2 years in security operations, detection engineering, incident response, or threat hunting.
• Experience building or tuning security detections, including risk-based alerting and noise reduction.
• Familiarity with EDR platforms, alert triage, response actions, SIEM platforms, and log analysis such as Splunk or Elastic.
• Working knowledge of Windows, macOS, or Linux endpoint security and common attack techniques.
• Understanding of common attack vectors, TTPs, MITRE ATT&CK, and the Cyber Kill Chain.
• Experience with Python, PowerShell, or Bash scripting for automation or analysis.
• Clear verbal and written communication skills.
• Must satisfy U.S. Government ITAR eligibility requirements: U.S. citizenship, U.S. lawful permanent residence, protected individual status, or eligibility to obtain the required authorizations.

Nice to have

• Digital forensics and malware analysis knowledge.
• Experience building or significantly maturing a detection and response program.
• Azure Government Cloud experience and cloud security monitoring in AWS, GCP, or Azure commercial environments.
• Familiarity with CMMC, FedRAMP, NIST 800-53, or other federal compliance frameworks.
• Experience with Detections-as-Code, GitOps, CI/CD, and red team or purple team exercises.

Culture & Benefits

• Fast-paced, high-stakes environment requiring rapid decision-making, adaptability, autonomy, and ownership.
• Required on-call rotation, including after-hours incident response coverage, and comfort working under pressure during active incidents.
• Direct access to leadership and influence over security strategy, with collaboration among experienced security professionals.
• Company-paid medical, dental, and vision coverage with HSA/HRA options, PTO or flexible time off, paid holidays, parental leave, and sick leave.
• 401(k), fitness reimbursement, professional development and certification support, catered lunch for in-office employees, and equity participation.