Information System Security Officer (ISSO)

Noblis, Inc.; Chantilly (VA); On-site; USD 133,000 - 208,000; Full time

Job summary

Noblis ESI is seeking an experienced Information System Security Officer (ISSO) to support our Intelligence Community customer in Chantilly, VA. As the ISSO, you will lead R&D efforts and provide SETA support for evolutionary and transformational satellite ground solutions.

You will manage system security authorization, patching, hardening, vulnerability management, cloud security, and risk mitigation while coordinating with stakeholders and keeping comprehensive security documentation up to

Qualifications

• Active Top Secret/SCI with Counterintelligence (CI) Polygraph.
• US Citizenship required.
• Bachelor's degree and 9 years of relevant work experience OR Master's degree and 7 years of relevant work experience.
• Active information security certification: Security+, CISM, OR CISSP.
• Experience with vulnerability assessment tools (Nessus, ACAS, or SCAP).
• Experience with scripting languages for automating patches and hardening tasks.
• Knowledge of NIST Risk Management Framework (RFM).
• Travel up to 10% within US.
• Lift up to 30 lbs, walk, bend, drive.

Responsibilities

• Support security authorization and continuous monitoring activities for assigned systems.
• Prepare, review, and submit security authorization packages (SSP, POA&Ms, and related artifacts).
• Perform system patch management using deployment tools and hardening guidelines.
• Apply STIGs and vendor hardening guides to secure operating systems and applications.
• Conduct vulnerability scans and implement remediation actions.
• Leverage cloud tools and best practices for cloud security, patching, and hardening.
• Implement security controls (e.g., VLANs, firewalls, encryption).
• Analyze vulnerability findings, develop remediation plans, and track progress.
• Maintain security documentation and change records for systems.
• Track risks, assessment findings, POA&M activities, and remediation status.
• Facilitate stakeholder meetings and provide compliance status updates.
• Collaborate with FVEY partners to improve security posture across federated networks.

Skills

Interpersonal skills

Analytical skills

Critical thinking

Education

Bachelor's degree

Master's degree

Tools

Nessus

ACAS

SCAP

Job description

Responsibilities

Noblis ESI is seeking an experienced Information System Security Officer (ISSO) to support our Intelligence Community customer in Chantilly, VA.

The ISSO will serve as a USG Program Office leading Research & Development (R&D) of evolutionary, revolutionary, and transformational Experimental Satellite Ground solutions. This position provides Systems Engineering and Technical Advisory (SETA) support services.

Responsibilities Include:

• Support systems security authorization and continuous monitoring activities for assigned systems.
• Support the preparation, review, and submission of security authorization packages, including SSPs, POA&Ms, and related authorization artifacts.
• System Patch Management: Utilize patch deployment tools and hardening guidelines to ensure security compliance of the customer’s networked and cloud compute infrastructure.
• System Hardening: Apply and verify Security Technical Implementation Guides (STIGs) and vendor hardening guides to secure operating systems and applications.
• Vulnerability Scanning & Remediation: Conduct regular vulnerability scans to detect vulnerabilities and developer & implement remediation actions.
• Cloud Security: Experience with cloud-based patching and hardening techniques leveraging commercial cloud provider tools and best practices.
• Security & Configuration Management: Implement security controls (e.g. VLANs, firewall rules, and encryption) to protect network systems and data.
• Risk Management: Analyze vulnerability scan findings to identify risks, develop remediation plans, and track progress.
• Documentation: Maintain security documentation, including system baseline, hardening procedures, and all hardware software changes.
• Track systems risks, assessment findings, POA&M activities, and remediation status to ensure timely resolution.
• Facilitate recurring stakeholder meetings and provide compliance status updates, reporting, and risk summaries.
• Collaborate with FVEY partners to enhance security posture and best practices across a federated network.

Required Qualifications

• Active Top Secret/SCI with Counterintelligence (CI) Polygraph.
• US Citizenship required.
• Bachelor's degree and 9 years of relevant work experience OR Master's degree and 7 years of relevant work experience.
• Active information security certification: Security+, CISM, OR CISSP.
• Experience with vulnerability assessment tools (Nessus, ACAS, or SCAP).
• Experience with scripting languages for automating patches and hardening tasks.
• Knowledge of NIST Risk Management Framework (RFM).
• Critical thinking, problem-solving, and analytical skills.
• Interpersonal and communications skills for written reports, group discussion, and oral presentations.
• Travel up to 10% within US.
• Lift up to 30 lbs, walk, bend, drive.

Desired Qualifications

• Certifications: Cisco, AWS, or Microsoft.
• Knowledge of network protocols, routing, switching, and firewalls.
• Proficient skills and experience work in Scaled Agile Framework (SAFe) environment.
• Proficient skills using JIRA and Confluence.
• Knowledge, skills, abilities, and/or experience in one of more of the following:
  • R&D of satellite ground technologies and systems.
  • System acquisition, design, development, integration, test, and/or flight operations.
  • Small Satellite (SmallSat) systems (single vehicles, clusters, and/or constellations).
  • Experience working in an NRO SPO.

Overview

Noblis and our wholly owned subsidiaries, Noblis ESI and Noblis MSD, take on some of the nation’s toughest challenges, delivering advanced solutions to our customers’ most critical missions. We bring together leading scientific, engineering, and management expertise in a culture grounded in objectivity and collaboration, ensuring our work creates lasting impact across federal missions.

We work with a broad range of government agenciesin the defense, intelligence, and federal civilian sectors. Learn more and find opportunitiesat careers.noblis.org

At Noblis, we share a passion for excellence and innovation, and we create an environment where people can do meaningful work while maintaining the balance that keeps them energized and fulfilled. We seek out individuals with a natural curiosity and desire to collaborate and learn. We believe our people are our greatest strength, and we consistently seek exceptionally skilled, mission‑driven professionals who care deeply about doing work that enriches lives and makes our nation safer.

Noblis has earned numerous workplace awards for our culture, our commitment to employee well‑being, and our dedication to meaningful, impactful work. We also maintain a drug‑free workplace.

Remote/hybrid status is subject to change based on Noblis and/or government requirements.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to race, color, ethnicity, sex, age, national origin, religion, physical or mental disability, pregnancy/childbirth and related medical conditions, veteran or military status, or any other characteristics protected by applicable federal, state, or local law.

If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact us.

EEO is the Law | E-Verify | Right to Work

Total Rewards

At Noblis we recognize and reward your contributions, provide you with growth opportunities, and support your total well‑being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, and work‑life programs. Our award programs acknowledge employees for exceptional performance and superior demonstration of our service standards. Full‑time and part‑time employees working at least 20 hours a week on a regular basis are eligible to participate in our benefit programs. Other offerings may be provided for employees not within this category. We encourage you to learn more about our total benefits by visiting the Benefits page on our Careers site.

Compensation at Noblis is determined by various factors, including but not limited to, the combination of education, certifications, knowledge, skills, competencies, and experience, internal and external equity, location, clearance level, as well as contract‑specific affordability, organizational requirements and applicable employment laws. The projected compensation range for this positionis based on full time status. For part time or on‑call staff, compensation is proportionately adjusted based on hours worked. While monetary compensation is important, it's just one component of Noblis’ total compensation package.

Posted Salary Range

USD $132,900.00 - USD $207,750.00 /Yr.