Software Cyber ISSE (GitLab & RMF Focus)
Confirmed on the employer's own hiring board on Oct 23, 2026. First seen by Alion on Oct 19, 2026. Parsons scores B on the Alion truth index.
Job Description:
Parsons is seeking a highly skilled and motivated Software Cyber ISSE (Information Systems Security Engineer) to join our dynamic team! In this role, you will play a key part in integrating cybersecurity best practices throughout the software development lifecycle, supporting compliance activities, and ensuring the security posture of critical systems for our Department of Defense (DoD) and Federal clients.
What You'll Be Doing:
Serve as the Information Systems Security Engineer (ISSE) for software development projects, ensuring security is embedded at every stage.
Integrate cybersecurity requirements into software design, development, and deployment processes.
Utilize GitLab for secure code management, CI/CD pipelines, and DevSecOps practices.
Develop and maintain Risk Management Framework (RMF) documentation, including System Security Plans (SSPs), Security Assessment Reports (SARs), and Plans of Action & Milestones (POA&Ms).
Conduct security risk assessments and vulnerability analyses to identify and mitigate potential threats.
Collaborate with cross-functional teams to ensure compliance with DoD and Federal cybersecurity policies and standards.
Support security control implementation, testing, and continuous monitoring activities.
Provide technical guidance on secure coding, code reviews, and vulnerability remediation.
What Required Skills You'll Bring:
Bachelor’s degree in Computer Science, Cybersecurity, Information Technology, or a related field (or equivalent experience).
5+ years of experience in cybersecurity engineering, with a focus on software systems.
Demonstrated expertise in GitLab, including CI/CD pipeline security and DevSecOps integration.
In-depth knowledge and hands-on experience with the NIST Risk Management Framework (RMF).
Experience developing and maintaining RMF documentation (SSP, SAR, POA&M, etc.).
Strong understanding of secure software development lifecycle (SDLC) practices.
Familiarity with DoD/Federal cybersecurity requirements (e.g., NIST SP 800-53, CNSSI 1253).
Excellent communication and technical writing skills.
Must be a US citizen.
What Desired Skills You'll Bring:
Relevant cybersecurity certifications (e.g., CISSP, CAP, CEH, Security+).
Experience with container security, cloud security, or infrastructure as code (IaC).
Familiarity with additional DevSecOps tools (e.g., Jenkins, Docker, Kubernetes).
Experience supporting Authorization to Operate (ATO) processes.
Active SECRET Clearance (or higher preferred).
Security Clearance Requirement:
NoneThis position is part of our Federal Solutions team.The Federal Solutions segment delivers resources to our US government customers that ensure the success of missions around the globe. Our intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Throughout the company, our people are anticipating what’s next to deliver the solutions our customers need now.Salary Range: $103,500.00 - $181,100.00We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, Employee Stock Ownership Plan (ESOP), 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest-APPLY TODAY!Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to https://www.parsons.com/fraudulent-recruitment/.