Cybersecurity Systems Engineer

Arcfield; Chantilly (VA); On-site; USD 116,000 - 201,000; Full time

Job summary

Arcfield is seeking a Cybersecurity Systems Engineer to provide SETA support for RMF, Zero Trust, and cybersecurity across enterprise systems. You will collaborate with government security professionals, systems engineers, and program teams to maintain authorization posture and develop artifacts.

The ideal candidate has active TS/SCI with Poly, 8–10 years in cybersecurity/RMF, and strong analytical and documentation skills to translate policies into actionable requirements and improvements.

Qualifications

• Active TS/SCI with Poly required.
• BS with 8–10 years of relevant experience, MS/PhD also acceptable with adjusted years.
• Experience supporting cybersecurity, RMF, and system authorization activities.
• Knowledge of RMF processes, security controls, continuous monitoring, and risk management.

Responsibilities

• Provide IA and cybersecurity systems engineering support for enterprise platforms and mission systems.
• Perform RMF and system authorization activities including maintaining ATO documentation and SNOW records.
• Assess changes to interfaces, software releases, and architecture for cybersecurity risk.
• Coordinate with system owners, engineers, developers, and government organizations to resolve security issues.
• Support implementation of cybersecurity requirements and Zero Trust across architecture and delivery activities.
• Participate in cybersecurity reviews and translate policies into actionable guidance.

Skills

Active TS/SCI with Poly

Analytical & communication skills

Stakeholder coordination

RMF & cybersecurity knowledge

Education

Bachelor's degree in a relevant field

Tools

ServiceNow (SNOW)

Job description

Responsibilities

Arcfield is seeking a Cybersecurity Systems Engineer to provide Systems Engineering Technical Advisor (SETA) support for cybersecurity, Risk Management Framework (RMF), and Zero Trust activities across complex, mission-critical enterprise systems and platforms.

In this role, you will work alongside Government security professionals, systems engineers, architects, developers, and program teams to support the cybersecurity and authorization posture of enterprise capabilities. You will perform Information Assurance and RMF activities while also contributing to broader cybersecurity engineering, architecture, and Zero Trust initiatives.

The ideal candidate combines practical Information Assurance and RMF experience with a systems engineering mindset. You should be comfortable managing authorization activities and cybersecurity records, coordinating across technical and security stakeholders, identifying risks and dependencies, and translating cybersecurity requirements into practical actions that support both security and mission objectives.

Key Responsibilities

• Provide Information Assurance and cybersecurity systems engineering support for enterprise platforms and mission systems.
• Perform day-to-day RMF and system authorization activities, including maintaining ATO documentation, ServiceNow (SNOW) records, POA&Ms, security controls, continuous monitoring artifacts, and tracking vulnerabilities, findings, and remediation activities.
• Assess system changes, interfaces, software releases, network boundaries, and architecture modifications for cybersecurity risk and potential impacts to system authorization.
• Coordinate with system owners, engineers, developers, external stakeholders, and Government cybersecurity organizations to resolve security issues and maintain system authorization and security posture.
• Support implementation of cybersecurity requirements and Zero Trust principles across system architecture, integration, modernization, and software delivery activities.
• Participate in cybersecurity and technical reviews and develop assessments, risk analyses, status updates, and recommendations that translate evolving cybersecurity policies, threats, and enterprise initiatives into actionable guidance.

Qualifications

Required Qualifications:

• Must possess and have the ability to maintain an active TS/SCI with Poly.
• BS with 8–10 years of relevant experience, or MS with 6–8 years of relevant experience, or PhD with 3–5 years of relevant experience, or equivalent combination of education and experience.
• Experience supporting cybersecurity, Information Assurance, Risk Management Framework (RMF), and system authorization activities.
• Working knowledge of RMF processes, security controls, system authorization, continuous monitoring, POA&M management, and cybersecurity risk management.
• Experience developing, reviewing, and maintaining authorization documentation, security records, and supporting cybersecurity artifacts.
• Ability to interpret cybersecurity policies, requirements, and technical guidance and translate them into actionable technical and system requirements.
• Ability to collaborate across systems engineering, development, security, and Risk Management stakeholders to resolve cybersecurity issues and support process improvement and modernization efforts.
• Strong analytical, documentation, communication, and stakeholder coordination skills.

Desired Qualifications:

• Systems engineering experience, including requirements, architecture, interfaces, integration, or configuration management.
• Familiarity with customer Information Assurance processes, tools, and infrastructure, including ServiceNow (SNOW) or similar workflow and system-of-record tools.
• Experience supporting ATOs, continuous monitoring, vulnerability management, security assessments, and cybersecurity remediation activities.
• Familiarity with Zero Trust, network security, identity and access management, data protection, or endpoint security concepts.
• Experience supporting IC or DoD programs in the cybersecurity domain.
• Experience working in Agile, DevSecOps, cloud, enterprise platform, or software-intensive environments.
• Relevant cybersecurity certification, including applicable DoD 8570/8140 certification.
• Ability to organize and prioritize multiple customer requirements in a fast-paced, deadline-driven environment.

Equal Pay Act

This is the projected compensation range for this position. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, Arcfield invests in its employees beyond just compensation. Arcfield ’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, Short Term and Long-Term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.Min: $115,575.93Max: $200,964.12

EEO Statement

We are an equal opportunity employer and federal government contractor. We do not discriminate against any employee or applicant for employment as protected by law.