Information System Security Engineer SME

ecsfederal; Washington (District of Columbia); On-site; USD 175,000 - 190,000; Full time

Benefits offered by this job

TS/SCI with SCI eligibility

Job summary

Everforth ECS is seeking an Information System Security Engineer SME to design, implement, and maintain secure information systems in our Washington, DC office. This expert role emphasizes RMF lifecycle management, risk assessment, and compliant security controls.

You will lead security activities, guide categorization and control selection, provide advisory support for audits and incident response, and mentor teammates, with TS clearance eligibility and contract-award contingency.

Qualifications

• 10+ years of progressive security engineering experience including RMF.
• Hold one of the listed certifications: CISSP, CASP, CSSLP, ISSEP, or ISSAP.

Responsibilities

• Lead and supervise a security team for RMF lifecycle implementations.
• Oversee Prepare step roles, responsibilities, and risk strategies.
• Guide system categorization to align with impact and compliance requirements.
• Select, tailor, and document security controls per categorizations and risk appetite.
• Oversee implementation of security controls across lifecycles with focus on deliverables.
• Plan and document security control assessments to validate effectiveness.
• Prepare risk management documentation for authorization and executive decisions.
• Monitor and assess security posture with metrics for continuous improvement.
• Advise on cybersecurity risk analysis, incident response, remediation, and audit support.
• Provide security training and guidance to team and stakeholders.
• Track status, risks, and improvement opportunities for leadership.
• Maintain knowledge of RMF, NIST guidance, and best practices.

Skills

Security engineering

RMF lifecycle

Risk management

Security controls

Cybersecurity advisory

Education

CISSP

CASP

CSSLP

ISSEP

ISSAP

Tools

GRC tools

RMF tools

Job description

Everforth ECS is seeking anInformation System Security Engineer SME to work in ourWashington, DC office. Please Note: This position is contingent upon contract award.

Everforth ECS is seeking an experienced Information System Security Engineer (ISSE) – SME to join our team as an expert in designing, implementing, and maintaining secure information systems. The successful candidate will have a strong background in security engineering, architecture, and risk management, with a focus on protecting sensitive information and systems.

Responsibilities

• Lead, mentor, and supervise a team of security professionals responsible for the end-to-end implementation of the RMF lifecycle for Enterprise IT systems.
• Oversee and coordinate activities within the Prepare step, ensuring roles, responsibilities, and risk management strategies are clearly defined and maintained.
• Guide system categorization efforts to ensure all information systems are appropriately classified based on mission/business impact and regulatory requirements.
• Direct the selection, tailoring, and documentation of security controls aligned with system categorizations, Enterprise risk appetite, and compliance requirements.
• Oversee the implementation of technical, operational, and management controls throughout system and application lifecycles, with a particular focus on quality and completeness of all deliverables.
• Ensure comprehensive security control assessments are planned, executed, and documented to validate the effectiveness of implemented safeguards.
• Prepare risk management documentation for system authorization and executive decision making.
• Direct ongoing monitoring and continuous assessment activities, collecting metrics to adjust security strategies and ensure sustained compliance.
• Serve as a principal technical advisor on cybersecurity, bringing subject-matter expertise to risk analysis, incident response, system remediation, and audit support efforts.
• Foster a culture of security awareness, providing technical guidance and training to both team members and stakeholders.
• Track, report, and communicate status, risks, and improvement opportunities related to security engineering activities to leadership and stakeholders.
• Maintain up-to-date knowledge of RMF, NIST guidance, and industry best practices in support of continuous process improvement.

Salary Range: $175,000 - $190,000

General Description of Benefits

• Security Clearance: Top Secret (TS) with SCI eligibility
• 10+ years of progressive technical security engineering experience to include use of GRC and RMF tools
• Hold at least one of the following certifications:
• Certified Information Systems Security Professional (CISSP) (or Associate)
• CompTIA Advanced Security Practitioner (CASP) CASP CE
• Certified Secure Software Lifecycle Professional (CSSLP)
• CISSP- Information System Security Engineering Professional (ISSEP)
• CISSP- Information System Security Architecture Professional (ISSAP)
• Minimum 10 years’ experience, or equivalent education/experience; Doctorate plus 6 years; Master’s plus 6 years; Associates plus 10 years; or H.S./GED plus 14 years.