Information System Security Engineer

Company: Spry Methods
Location: Washington
Posted on: February 20, 2026

Job Description:

Job Description Job Description Who We’re Looking For (Position Overview): Spry Methods is seeking an Information Systems Security Engineer (ISSE) to support secure, mission-focused information systems in a high-impact government environment. The ISSE will contribute to the design, implementation, and maintenance of cybersecurity controls across enterprise and mission systems, working closely with engineering, operations, and security teams to ensure systems meet federal cybersecurity and authorization requirements. What Your Day-To-Day Looks Like (Position Responsibilities): Support the identification of information protection needs and security requirements for information systems and network environments Contribute to the design and implementation of security architectures and security controls across system components Assist with security engineering activities throughout the system lifecycle, including requirements, design, implementation, testing, and operations Support the implementation of security measures that ensure confidentiality, integrity, availability, authentication, and non-repudiation Participate in Risk Management Framework (RMF) activities, including security control implementation, assessment support, and continuous monitoring Develop and maintain security documentation such as System Security Plans (SSPs), security control artifacts, POA&Ms, and ATO packages Assist in assessing the security impact of system changes, enhancements, and architectural modifications Support vulnerability management efforts, including reviewing scan results and coordinating remediation actions Collaborate with system engineers, network engineers, developers, and security stakeholders to support authorization activities What You Need to Succeed (Minimum Requirements): Top Secret (TS) Clearance with SCI eligibility. 3 - 5 years of demonstrated experience supporting cybersecurity or information assurance activities within enterprise or mission systems Working knowledge of the NIST Risk Management Framework (RMF), FISMA and ATO processes Familiarity with common security assessment, vulnerability scanning, and monitoring tools (e.g., Nessus, NMAP, Guardium, WebInspect, or similar) Understanding of system and network security principles, including access control, boundary protection, and secure system design Experience supporting cloud security in environments such as AWS GovCloud, C2S, SC2S, and Microsoft Azure. Analyze logs using Splunk and AWS tools. Ability to document security controls and communicate technical information clearance Hands-on experience with vulnerability assessment and configuration tools such as Nessus, ACSA, and Splunk. Ideally, You Also Have (Preferred Qualifications): Certifications: CISSP, CISM, CASP CECAP, Security, AWS Certified Security – Specialty, or other relevant certifications. Experience in a high-side or multi-enclave (U/S/TS) environment. Experience working with Agile development teams and CI/CD pipelines. Familiarity with NIST 800-53 Rev. 5 We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Keywords: Spry Methods, Arlington , Information System Security Engineer, IT / Software / Systems , Washington, Virginia