General Dynamics Information Technology ยท 3 hours ago
Information Systems Security Engineer (ISSE) (TS/SCI with Polygraph REQUIRED)
USA VA Warrenton
Full-time
Onsite
Senior Level
$162K/yr - $218K/yr
5+ years expGeneral Dynamics Information Technology is a global technology and professional services company that delivers consulting, technology, and mission services. The Information Systems Security Engineer (ISSE) will support the assessment and authorization of critical systems, improve defensive posture, and evaluate vulnerabilities to protect customer information systems.
Artificial Intelligence (AI)Cloud ComputingConsultingCyber SecurityInformation Technology
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
This position ensures that security is engineered into an information system from design through deployment and operation
Configure systems securely (OS, network devices, applications)
Implement and validate security controls
Provide evidence for Assessment & Authorization (A&A)
Support continuous monitoring activities
Support vulnerability scans and remediation
Ensure secure baseline configurations are applied and maintained
Support DevSecOps efforts in modern environments
Assist in developing mitigation strategies
Contribute to and help maintain:
System Security Plan (SSP)
Security architecture diagrams
POAMs (Plans of Action & Milestones)
Qualification
Required
Top Secret SCI + Polygraph clearance required
Top Secret SCI + Polygraph clearance must be able to obtain
5 + years of related experience
US Citizenship required
Bachelor's Degree in Computer Science, IT, or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience
Minimum eight (8) years or relevant degree plus five (5) years of demonstrated cybersecurity expertise
Ability to work closely with stakeholders, developers, and external teams including customer security managers (ISSMs), ISSO, organizational leadership, and key personnel
Identify requirements for documentation associated with system categorization, the System Security Plan, and systems risk assessment as required under NIST 800-53/53A
Previous experience completing customer Assessment and Authorization (A&A) process from start to end
Assess system compliance with NIST requirements, identifying weaknesses and evaluating planned remedial actions based upon those requirements
Support control implementation assessment and reporting and monitoring processes using cyber security and assessment management systems
Understanding of perimeter controls (firewalls), access control mechanisms, and network architectures
Strong understanding of methodologies for researching and documenting software and hardware vulnerabilities
Skilled in cross-team collaboration and effective communication to fulfill specific accreditation requirements
Strong verbal and written communication/cooperation within a team context
Ability to work within fast-paced customer environments
Demonstrated skill documenting processes and procedures in CONOPS, system security, contingency, configuration management and other plans
Demonstrated ability to facilitate customer concurrences required for risk-based decisions requiring waivers
Experience assisting the customer with decisions impacting the security posture and compliance of their systems and networks with requirements as documented in NIST 800-53 and its revisions
Preferred
Knowledge of the customer's organization, their network systems and infrastructure, processes and procedures, and request and approval tools
Experienced in scripting/program languages such as Bash, PowerShell, or Python
Proficient in Linux, Windows, and TCP/IP networking
Skilled with and/or demonstrated technical aptitude with vulnerability and risk assessment tools such as Elasticsearch or Splunk SIEMs, Rapid7 Nexpose, and IDS/IPS monitoring and alerting
Benefits
Comprehensive benefits and wellness packages
401K with company match
Variety of medical plan options
Some with Health Savings Accounts
Dental plan options
A vision plan
Ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match
Full flex work weeks where possible
Variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave
Short and long-term disability benefits
Life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance
Company
General Dynamics Information Technology
General Dynamics Information Technology is an IT consulting company that specializes in cyber security, AI, and quantum computing. It is a sub-organization of General Dynamics.
10001+ employees
Funding
Current Stage
Late StageLeadership Team
Paul Nedzbala
Senior Vice President
Ben Buckley
Vice President and General Manager
Recent News
2025-12-16
Business Wire
2025-11-20
2025-11-15
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