OT Cybersecurity Engineer | ISSE & Lab Validation

ASRC Federal; Ashburn (VA); On-site; USD 120,000 - 190,000; Full time

Benefits offered by this job

Health insurance

401(k)

Education assistance

Job summary

ASRC Federal is seeking a Cybersecurity Engineer / ISSE for Operational Technology in Ashburn, VA. The role focuses on cybersecurity engineering, security validation, vulnerability scan readiness, and ATO evidence for UGS and OT systems in a government-focused environment.

You will collaborate across stakeholders, support lab validation, and contribute to field-alignment activities, with emphasis on lab security, documentation, and continuous monitoring responsibilities.

Qualifications

• Bachelor’s degree in Cybersecurity, IT, CS, Engineering or related field.
• 5–7 years of cybersecurity, security engineering, ISSE, vulnerability management, or security assessment experience.
• Experience with RMF, ATO, POA&M, security control evidence, remediation, or continuous monitoring.
• Experience with vulnerability scanning tools (Nessus) and SIEM/logging (Splunk).
• Ability to document findings clearly for technical and program stakeholders.
• Experience with DHS/CBP environments and federal cybersecurity standards preferred.

Responsibilities

• Support cybersecurity engineering, ISSE activities for OT systems, lab validation, and documentation.
• Assist with scan readiness, asset identification, and scope for Nessus scans.
• Support SOC/Splunk readiness, telemetry sources, and monitoring requirements.
• Validate firmware/software updates, vendor notes, and hash verification.
• Document vulnerabilities, remediation actions, and retest results.
• Contribute to lab test plans, validation packages, and Phase 2 handoffs.
• Coordinate changes to maintain baselines and security posture.
• Engage with stakeholders to secure integration of OT technologies.
• Prepare security documentation, including checklists and evidence requests.
• Assist security audits, assessments, and incident/event handling.

Skills

Analytical thinking

Troubleshooting

Communication

Cross-team coordination

Education

Bachelor's degree in Cybersecurity, IT, CS, Engineering

Tools

Tenable Nessus

Splunk

Job description

ASRC Federal is seeking a Cybersecurity Engineer / ISSE for Operational Technology in Ashburn, VA. The role focuses on cybersecurity engineering, security validation, vulnerability scan readiness, and ATO evidence for UGS and OT systems in a government-focused environment.

You will collaborate across stakeholders, support lab validation, and contribute to field-alignment activities, with emphasis on lab security, documentation, and continuous monitoring responsibilities.