Cybersecurity Engineer 3

Doist; Richmond (VA); On-site; USD 110,000 - 160,000; Full time

Job summary

Doist is seeking a highly analytical Cybersecurity Engineer to join our Richmond, VA team. You will develop and implement advanced cyber defense solutions, safeguard infrastructure, and ensure deployments align with specifications.

The role focuses on Splunk SIEM, log analysis, threat hunting, and rapid response to security events. The ideal candidate has 8+ years in cybersecurity, strong SPL skills, and experience with cloud platforms and security frameworks.

Qualifications

• 8+ years of hands-on cybersecurity experience
• Experience building, evaluating, and responding to security incidents in SIEM environments
• Proficiency in writing Splunk queries (SPL) and creating detections
• Familiarity with MITRE ATT&CK and security compliance frameworks

Responsibilities

• Threat Detection & Monitoring of network, endpoint, and cloud events
• Create and tune Splunk correlation searches, alerts, and dashboards
• Investigate incidents and coordinate remediation with IT and network teams
• Develop detection and response playbooks based on threat intel
• Onboard new data sources ensuring log integrity and normalization
• Support audit readiness with SIEM control evidence and reports

Skills

Splunk SPL

Threat hunting

Log analysis

Incident response

Cybersecurity

Communication

Problem solving

Critical thinking

Education

Bachelor's degree in Computer Science/Cybersecurity/IT

Tools

Splunk

Splunk Enterprise Security

Job description

Cybersecurity Engineer 3 Richmond, VA 23219 Duration: 12+ months The Cybersecurity Engineer develops and implements advanced cyber defense solutions for the agency, safeguards the infrastructure, and assures that the system is built to specification and and is deployed successfully. We are seeking a highly analytical and technically proficient Cybersecurity Engineer supporting Splunk SIEM. You will play a critical role in defending our organization against cyber threats by leveraging Splunk Enterprise Security to monitor, detect, analyze, and respond to security events. The ideal candidate has strong expertise in log analysis, threat hunting, and writing Splunk queries to identify and contain malicious activity.

Key Responsibilities

• Threat Detection & Monitoring: Continuously monitor network traffic, endpoint logs, and cloud security events for anomalous behavior and potential security incidents.
• Splunk Management: Create, maintain, and tune Splunk correlation searches, alerts, and dashboards to minimize false positives and improve detection capabilities.
• Incident Response: Investigate potential security incidents, follow forensic evidence, and collaborate with IT and network teams to remediate threats.
• Use Case Development: Develop and refine detection and response playbooks based on threat intelligence and frameworks like MITRE ATT&CK.
• Log Integration: Work with infrastructure teams to onboard new data sources, ensuring log integrity, parsing, and normalization across the SIEM platform.
• Compliance & Reporting: Support audit readiness by collecting SIEM control evidence and generating compliance reports aligned with internal policies and standards.

Skill Required / Desired Amount of Experience

Minimum of 8+ years of hands-on experience in cybersecurity, specifically operating, building, and investigating threats within a SIEM or Splunk. Required 8 Years Excellent critical thinking, problem-solving, and communication skills. Ability to operate calmly under pressure and manage multiple security tickets Required 8 Years Proficiency in writing SPL (Splunk Processing Language) Required 8 Years Strong understanding of networking, firewalls, EDR, and cloud platforms (AWS, Azure, or GCP). Required 8 Years Knowledge of security frameworks (e.g., MITRE ATT&CK) and security compliance standards (e.g., NIST, HIPAA, or SOC 2). Required 8 Years Bachelor’s degree in Computer Science, Cybersecurity, Information Technology, or a related field. Required Relevant certifications such as Splunk Core Certified User, Splunk Core Certified Advanced Power User, are highly preferred. Highly desired 8 Years