ISSO / Systems Administrator

About

This role supports a cybersecurity team as an ISSO / Systems Administrator, focusing on securing and authorizing IT systems across desktop, voice, and A/V infrastructure environments.

Responsibilities

• Lead and execute the Assessment & Authorization (A&A) process under the Risk Management Framework (RMF)
• Develop and maintain System Security Plans (SSPs) and related documentation
• Perform security scans, patching (Windows/Linux), and vulnerability mitigation
• Manage system configurations and deployment (especially laptops and endpoints)
• Guide systems through the full security lifecycle and accreditation process
• Support and improve the organization’s Information Security Program
• Coordinate with stakeholders to ensure operational effectiveness and compliance

Requirements

• Degree in IT/cybersecurity (or equivalent experience)
• Strong experience with RMF, INFOSEC policies, and cyber threats (e.g., malware, DoS, zero-day)
• Experience with documentation, repositories, and process tracking tools
• Strong communication skills (writing, briefing, stakeholder engagement)
• Ability to manage multiple priorities and provide technical oversight
• TS/SCI with Polygraph

Preferred Qualifications

• Experience with the specific sponsor’s A&A processes and IT environment
• CISSP certification
• Familiarity with full project lifecycle and enterprise IT infrastructure

Benefits

• Competitive benefits package (medical, dental, vision, life insurance)
• Immediate 401k vesting
• Generous PTO and flexible schedules
• $500.00 annual technology allowance

RCT Systems is committed and proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regards to race, color, religion, sex (to include pregnancy and related conditions, sexual orientation, and gender identity), national origin, disability, veteran status, or any other federally protected class.