ISSO/Systems Administrator

Volume Integration•Chantilly, VA

About The Position

NS2 Mission is seeking a highly skilled Information Systems Security Officer (ISSO) / Systems Administrator to support a Cyber Security team located in Chantilly, VA. This role operates at the Subject Matter Expert (SME) level and is responsible for ensuring the security, compliance, and operational effectiveness of systems supporting mission-critical services. The ideal candidate will provide technical guidance within technical services across desktop computing, voice communications, and audio/video capabilities. The ISSO / Systems Administrator will provide Certification & Accreditation (C&A) / Assessment & Authorization (A&A) support, guide systems through the Risk Management Framework (RMF), and assist in maintaining a robust Information Security Program.

Requirements

Bachelor’s degree in Management Information Systems, Information Assurance, Computer Engineering, or a closely related IT or cybersecurity discipline, or equivalent relevant work experience
Demonstrated experience with the Risk Management Framework (RMF) methodology
Experience managing document repositories and databases
Experience using process tracking and document control software
Strong written and verbal communication skills, including briefing experience
Ability to provide technical guidance to senior-level technical and non-technical personnel
Proven ability to organize, plan, and prioritize multiple tasks while meeting deadlines
In-depth knowledge of INFOSEC policies, regulations, and guidance
Experience with cyber risks such as malware, zero-day exploits, and denial-of-service attacks, including mitigation strategies
Demonstrated commitment to excellent customer service and collaboration across all organizational levels

Nice To Haves

Experience with the Sponsor’s Assessment & Authorization (A&A) process
CISSP (Certified Information Systems Security Professional) certification
Knowledge of the Sponsor’s standard project lifecycle
Experience supporting complex enterprise IT environments, including: Multiple operating systems Major application systems Network architectures

Responsibilities

Provide Certification and Accreditation (C&A) / Assessment & Authorization (A&A) support throughout the system lifecycle
Run and execute the A&A process, including greenlighting records
Develop, update, and maintain System Security Plans (SSPs) and supporting RMF documentation
Conduct and manage security scans and vulnerability assessments
Mitigate findings and support remediation activities
Perform system security updates, patching, and hardening
Windows and Linux environments
Support configuration management, system administration, and deployment of laptops and endpoints
Shepherd systems through the Sponsor’s security and authorization processes
Assist with maintaining and improving the formal Information Security Program
Provide recommendations for continuous improvement of security processes and system architectures
Coordinate closely with GTM and Sponsor staff to ensure technical and operational effectiveness
Provide technical guidance and oversight to both technical and non-technical stakeholders, including senior leadership