Cybersecurity Engineer

acu Cyber is seeking a Cyber Engineer to support the Naval Information Warfare Center Atlantic (NIWC Atlantic) Expeditionary Enterprise Systems and Services (E2S2) Division. NIWC Atlantic provides design, acquisition, and sustainment services for Marine Corps Systems Command (MCSC) Information Technology (IT) systems).

In this role, the Cyber Engineer will be responsible for planning, implementing, upgrading, and monitoring cybersecurity measures to enhance cyber defense and maintain a resilient, secure network. The ideal candidate will assess vulnerabilities, propose and execute remediation and risk mitigation strategies, and ensure appropriate security controls are in place to safeguard digital assets and critical infrastructure.

This position requires a balance of technical expertise, hands‑on problem solving, and experience in cybersecurity policy, compliance, and system protection in alignment with DoD standards and mission objectives.

Responsibilities:

• Plan, implement, upgrade, and monitor cybersecurity measures to strengthen and maintain network defense.
• Assess cybersecurity vulnerabilities for risk and propose and implement remediation actions or risk mitigation strategies.
• Ensure security controls and countermeasures are properly implemented to protect digital files and networked systems.
• Respond to cybersecurity incidents and breaches, re‑establish protections, and produce required documentation and reports.
• Prepare, implement, and ensure compliance with cybersecurity policies, including Assessment and Authorization (A&A) requirements.
• Deploy and operate enterprise tools that support advanced threat hunting, detection, and monitoring capabilities.
• Implement network inspection and packet capture systems to identify and mitigate potential threats.
• Perform equipment installation and configuration, maintaining high standards of cable management and system organization.
• Collaborate with engineering, cyber, and program teams to maintain compliance with DoD, NIWC Atlantic, and MCSC cybersecurity standards.