About this opportunity
Cybersecurity Jobs lists this Senior Cyber Security Engineer opportunity in ashburn, Virginia. Review the employer’s description below for duties, qualifications and application requirements.
Job description
The Senior Cyber Security Engineer will assist with cybersecurity engineering and ISSE-focused activities for Unattended Ground Sensor (UGS) and operational technology systems. This onsite role in Ashburn, VA supports lab validation work and coordination for CBP cybersecurity, CSD, and field-alignment planning, including security readiness, vulnerability scanning, and ATO evidence documentation.
Key Responsibilities
Provide cybersecurity engineering and ISSE support for UGS and operational technology systems, emphasizing lab validation, security readiness, and documentation.
Support CSD VAT/Nessus scan readiness by covering asset identification, scan scope, credential availability, scan limitations, vendor constraints, and device impact considerations.
Support CSD SOC/Splunk readiness by identifying available telemetry, log sources, logging limitations, monitoring requirements, and security-relevant events.
Assist with firmware and software update validation, including security update review, vendor release note review, checksum or hash validation, and security impact tracking.
Document vulnerabilities, findings, limitations, remediation actions, compensating controls, and retest results to support lab validation and ATO-related evidence.
Contribute security input to lab test plans, validation packages, acceptance recommendations, and Phase 2 handoff materials.
Support configuration and change management by assessing whether proposed changes affect validated baselines, security posture, scanning requirements, monitoring, or field-alignment readiness.
Coordinate with stakeholders to support secure integration and validation of UGS technologies.
Maintain security-related documentation, including scan readiness checklists, security considerations, vulnerability tracking, and ATO evidence inputs.
Provide security guidance to lab team members and support security audits, assessments, and evidence requests as needed.
Support lab incident and security event handling by documenting security events, assessing validation impact, preserving evidence, and coordinating with appropriate stakeholders.
Required Qualifications
Bachelor’s degree in Cybersecurity, Information Technology, Computer Science, Engineering, or a related field; equivalent experience may be considered.
Minimum of 5 to 7 years of experience in cybersecurity, security engineering, ISSE, vulnerability management, or security assessment roles.
Experience supporting RMF, ATO, POA&M, security control evidence, vulnerability remediation, or continuous monitoring activities.
Experience with vulnerability scanning tools such as Tenable Nessus or an equivalent tool.
Familiarity with SIEM and logging platforms such as Splunk, including the ability to identify useful telemetry and log sources.
Experience assessing or supporting network-connected devices, embedded systems, operational technology, IoT, cameras, sensors, or field technology environments.
Understanding of security hardening, firmware and software update validation, configuration baselines, change control, and risk documentation.
Ability to document technical findings, limitations, test results, and security recommendations clearly for technical and program stakeholders.
Ability to coordinate across cybersecurity, engineering, network, test, vendor, and program teams.
Strong analytical, troubleshooting, and communication skills.
Experience with DHS/CBP environments, NIST, FISMA, RMF, or federal cybersecurity requirements preferred.
Technology & Tools
Tenable Nessus
Splunk
Location, Work Setting, and Clearance
Location: Ashburn, VA (onsite)
Clearance: Public Trust (successful completion of government background investigation)
Compensation
USD 105,000 - 115,000 per year
Certifications
CompTIA Security+ or equivalent baseline cybersecurity certification required or strongly preferred.
CISSP, CISM, CISA, CASP+, CySA+, or equivalent preferred.
Tenable/Nessus, Splunk, vulnerability management, incident response, or continuous monitoring certifications are beneficial.
Operational technology, IoT security, or industrial/field technology security training is a plus.
Benefits
Competitive pay and benefits packages
Health care
Dental
Vision
Life insurance
401(k)
Education assistance
Paid time off including PTO, holidays, and any other paid leave required by law
#J-18808-Ljbffr
Worksite address
ashburn, VA, 22011, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.