Cybersecurity Engineer – Cyber Defense Operations; ISSE

All hired employees are expected to have experience with Microsoft Copilot and / or an approved equivalent AI solution.

Description

Data Systems Analysts, Inc. (DSA) is seeking a TS/SCI-cleared Cybersecurity Engineer to support the security posture, compliance, and accreditation of enterprise systems in a secure DoD environment. The selected candidate will play a key role in maintaining cybersecurity readiness, supporting Risk Management Framework (RMF) processes, and ensuring the confidentiality, integrity, and availability of mission critical systems.

The Cybersecurity Engineer will collaborate with both technical and compliance teams, supporting initiatives from vulnerability remediation and control implementation to RMF documentation and authorization sustainment. This role is suited for professionals with a strong foundation in DoD cybersecurity operations

This position is onsite at the National Ground Intelligence Center (NGIC) in Charlottesville, VA. Candidates willing to relocate to the Charlottesville area are encouraged to apply.

Responsibilities:

• Serve as a hands‑on cybersecurity technical authority, providing guidance and solving complex security challenges across DoD systems, applications, networks, and enterprise environments.
• Advise architects, system owners, engineers, administrators, and cybersecurity personnel on security requirements, system design, technical risk, and secure implementation.
• Assess system architectures, configurations, technologies, and proposed solutions to identify vulnerabilities, security risks, and appropriate mitigation strategies.
• Perform vulnerability assessment and remediation using ACAS, Tenable/Nessus, SIEM, and other cybersecurity tools.
• Apply, validate, and troubleshoot DISA STIGs, SCAP benchmarks, security controls, configuration baselines, and system‑hardening requirements.
• Support incident response, Continuous Monitoring (Con Mon), vulnerability management, and ongoing assessment of system security posture.
• Implement and validate cybersecurity controls across operating systems, applications, networks, endpoints, and enterprise infrastructure.
• Identify opportunities to automate security assessments, vulnerability management, configuration validation, control testing, and other cybersecurity processes.
• Evaluate emerging technologies, modernization efforts, and architectural changes to identify cybersecurity requirements, technical risks, and secure implementation approaches.
• Provide cybersecurity engineering guidance for initiatives including Zero Trust, ICAM, cloud, Dev Sec Ops , data‑centric security, software supply chain security, security automation, and Artificial Intelligence (AI).
• Provide technical expertise supporting RMF, ATO, and continuous authorization, including SSPs, POA&Ms, eMASS, security controls, risk assessments, and supporting technical evidence.
• Communicate complex cybersecurity risks, technical findings, remediation strategies, and security posture to technical teams, system owners, mission stakeholders, and leadership.

Required Education, Certifications and Security Clearance

• BS degree in Engineering, Computer Science, or related field
  • Experience may be substituted for degree.
• TS/SCI Clearance

Requirements Experience/

Qualifications:

• Minimum 4 years of hands‑on cybersecurity engineering experience, preferably supporting DoD or Intelligence Community environments.
• Strong knowledge of cybersecurity engineering principles and DoD cybersecurity requirements, with the ability to translate requirements into practical technical solutions.
• Experience assessing system architectures and technical implementations and providing cybersecurity guidance to architects, engineers,…