Cybersecurity Engineer

Cybersecurity Jobs; Alexandria (VA); On-site; USD 121,000 - 266,000; Full time

Benefits offered by this job

Flexible time off benefit

Healthcare

Wellness

Retirement

Continuing education

Time off benefits

Job summary

CAСI is seeking a senior cybersecurity engineer to serve as a trusted technical advisor for complex DoD cybersecurity and IT efforts. The onsite role is based in Alexandria, VA, with a Secret clearance and up to 25% travel.

Responsibilities include leading cybersecurity architecture, RMF/ATO activities, and risk-informed engineering decisions across mission, enterprise, cloud, and vendor environments. You will act as the SME for JIATF-401, translating operational requirements into secure

Qualifications

• Master’s degree in cybersecurity, information assurance, engineering, computer science, or related field.
• Senior-level experience in cybersecurity engineering, security architecture, or related field.
• Direct experience supporting RMF and ATO activities for DoW information systems.
• Experience with cloud, hybrid, and networked environments, including security design and implementation.

Responsibilities

• Act as the senior cybersecurity engineering subject matter expert for JIATF-401 across enterprise, operational, cloud, hybrid, and vendor-supported environments.
• Lead and advise on cybersecurity architecture including system design, integration, testing, troubleshooting, and risk-informed technical decisions.
• Convert mission requirements into secure system design considerations and implementation priorities.
• Drive technical discussions on network architecture, cloud security design, and security control implementation.
• Assess cybersecurity risks for government- and vendor-managed systems and recommend mitigations.

Skills

CISSP

RMF

Cloud security

Education

Master’s degree in cybersecurity

Job description

CAСI is seeking a senior cybersecurity engineer to support JIATF-401 as a trusted technical advisor for complex cybersecurity and IT efforts. This role focuses on cybersecurity architecture, integration, and risk-informed engineering decisions across mission, enterprise, cloud, and vendor-provided environments to support DoD counter-UAS objectives and ATO/RMF activities.

This onsite position is based in Alexandria, VA, with a salary range of USD 120,800 - 265,800 per yearly. The role requires a Secret clearance to start and supports up to 25% travel (local).

What you will do

• Act as the senior cybersecurity engineering subject matter expert for JIATF-401 across enterprise, operational, cloud, hybrid, and vendor-supported environments.
• Lead and advise on cybersecurity architecture including system design, integration, testing, troubleshooting, and risk-informed technical decisions.
• Convert mission and operational requirements into secure system design considerations, cybersecurity requirements, and implementation priorities.
• Drive technical discussions on network architecture, cloud security design, boundary protection, system interoperability, and security control implementation.
• Assess cybersecurity risks for both government-managed and vendor-managed systems and recommend practical mitigations aligned to mission needs.
• Lead or support cybersecurity integration for systems involved in initial authorization, reauthorization, major changes, or ATO sustainment.
• Review and advise on security architectures, implementation approaches, control inheritance strategies, test plans, technical artifacts, and assessment results.
• Participate in program reviews, design reviews, integrated product teams, engineering discussions, and senior stakeholder engagements as the cybersecurity engineering lead.
• Coordinate with PMOs, mission owners, system owners, security teams, and vendors to resolve issues impacting authorization, compliance, and interoperability.
• Provide expert consultation on cybersecurity impacts related to cloud adoption, cross-domain or system interfaces, externally provided services, and defense industrial base partnerships.
• Help align technical solutions with applicable Department of War (DoW), Joint, interagency, and organizational cybersecurity requirements.
• Communicate clearly with both technical and non-technical stakeholders, including senior leaders, action officers, engineers, program personnel, and contractors.

Required qualifications

• Master’s degree in cybersecurity, information assurance, engineering, computer science, or a related field.
• Demonstrated senior-level experience in cybersecurity engineering, security architecture, or a closely related field.
• Direct experience supporting RMF and ATO activities for DoW information systems.
• Experience with cloud, hybrid, and networked environments, including cybersecurity design and implementation considerations.
• Experience supporting or assessing complex systems with multiple stakeholders, security dependencies, and vendor involvement.
• Strong understanding of cybersecurity risk management, security control implementation, and system authorization processes.
• Ability to work independently, prioritize competing demands, and deliver results in a fast-paced environment.
• Strong written and verbal communication skills with credibility across technical and non-technical audiences.
• Ability to represent the organization effectively in meetings, reviews, and coordination with senior leaders, mission partners, and contractors.
• Active CISSP.

Benefits

• Flexible time off benefit
• Robust learning resources
• Healthcare
• Wellness
• Financial
• Retirement
• Family support
• Continuing education
• Time off benefits

Additional details

• Location: Alexandria, VA (onsite)
• Travel: Up to 25% (local)
• Clearance to start: Secret
• Job category: Information Technology
• Time type: Full time
• Employee type: Regular

Preferred experience

• Experience in Joint, interagency, or other highly operational multi-stakeholder environments.
• Experience advising on high-level network architecture, enterprise integration, and cloud security strategy.
• Experience with vendor-heavy ecosystems and defense industrial base coordination.
• Experience supporting systems with significant ATO challenges, including externally provided services and inherited control models.
• Experience briefing senior leaders and advising government decision-makers on cybersecurity risks and options.