Information System Security Officer (ISSO) - TS/SCI with Polygraph

Posted Yesterday
Be an Early Applicant
McLean, VA, USA
In-Office
143K-162K Annually
Senior level
Aerospace • Information Technology • Professional Services • Security • Software
The Role
Provides information assurance and cybersecurity risk management for classified IT systems. Maintains system security using the Risk Management Framework, evaluates AWS and cloud security solutions, manages configuration documentation, prepares security plans and accreditation packages, performs vulnerability and risk assessments, and addresses POA&Ms using NIST standards. Supports security and risk review boards and writes technical security reports. The role is onsite in McLean, Virginia, requires an active TS/SCI clearance with polygraph, and involves less than 10% travel.
Summary Generated by Built In

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain:

Top Secret SCI + Polygraph

Public Trust/Other Required:

None

Job Family:

Cyber and IT Risk Management

Job Qualifications:

Skills:

Amazon Web Services (AWS), Cybersecurity, Plan of Action and Milestones (POA&M), Risk Management Framework

Certifications:

None

Experience:

8 + years of related experience

US Citizenship Required:

Yes

Job Description:

Seize your opportunity to make a personal impact as an Information Systems Security Officer supporting customer activities. GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career.

At GDIT, people are our differentiator. As an ISSO​, you will help ensure today is safe and tomorrow is smarter. Our work depends on an ISSO joining our highly skilled team to be a premier provider of cyber security services to the customer.  We provide consummate cyber security risk management “as a service” platform across multiple fabrics and centers.  We have responsibility to ensure operational IT capabilities provide the client with necessary timeliness, accuracy and security of information demanded from all our highly professional roles. Be the change, lead our change – join us!

HOW AN ISSO WILL MAKE AN IMPACT

  • Provide information assurance support to system(s) and program
  • Demonstrated experience with coordinating and implementing cyber security policies, standards and processes
  • Maintain operational security posture for system(s) through customized Risk Management Framework (RMF) to ensure established security processes and procedures are followed
  • Strong knowledge of AWS infrastructure, Commercial cloud and cloud security
  • Evaluate security solutions to ensure security requirements are met for processing classified information
  • Provide configuration management and documentation for system software, hardware, networks, enclaves, etc.
  • Prepare and review system documentation to include Systems Security Plans (SSPs), Certification and Accreditation (C&A) packages, architecture diagrams, contingency plan, incident response plan, and other documentation
  • Support programmatic and organization project and risk management review boards
  • Perform vulnerability scanning, risk assessment analysis using NIST 800-53 and prepare responses to Plan of Action and Milestones (POA&Ms)
  • Understanding of NIST 800-53, NIST 800-37, RMF, ICD 503, CNSSI 1253
  • Strong written and oral communication skills to write technical analysis reports and security plans

WHAT YOU’LL NEED TO SUCCEED:

  • Education: Bachelors (Computer engineering, Computer Science, Electrical Engineering, Information systems, Information Technology, Cybersecurity, or a closely related discipline)
  • Required Experience: 8+ yrs
  • Preferred Technical Skills:
  • Demonstrated experience with coordinating and implementing cyber security policies, standards and processes
  • Strong knowledge of AWS infrastructure, Commercial cloud and cloud security
  • Understanding of NIST 800-53, NIST 800-37, RMF, ICD 503, CNSSI 1253
  • Strong written and oral communication skills to write technical analysis reports and security plans
  • Security Clearance Level: TS/SCI with active polygraph
  • Preferred Certifications:
  • CompTIA Security+
  • Certified Information System Security Processional (CISSP)
  • Certified Information Security Manager (CISM)
  • Certified Ethical Hacker (CEH)
  • AWS Certified Cloud Practitioner (CCP)
  • Microsoft Azure
  • Google Cloud Platform (GCP)
  • Location: McLean, VA - On Customer Site

GDIT IS YOUR PLACE:

  • 401K with company match
  • Comprehensive health and wellness packages
  • Internal mobility team dedicated to helping you own your career
  • Professional growth opportunities including paid education and certifications
  • Cutting-edge technology you can learn from
  • Rest and recharge with paid vacation and holidays

#OpportunityOwned 
#GDITCareers 
#WeAreGDIT  
#JET
#GDITEnhanced2026
#VA_2026Alumni 
 

The likely salary range for this position is $142,792 - $161,788. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

Less than 10%

Telecommuting Options:

Onsite

Work Location:

USA VA McLean

Additional Work Locations:

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

 



Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Skills Required

  • Bachelor’s degree in computer engineering, computer science, electrical engineering, information systems, information technology, cybersecurity, or a closely related discipline
  • 8 or more years of related experience
  • Experience coordinating and implementing cybersecurity policies, standards, and processes
  • Strong knowledge of AWS infrastructure, commercial cloud, and cloud security
  • Understanding of NIST 800-53, NIST 800-37, RMF, ICD 503, and CNSSI 1253
  • Strong written and oral communication skills for technical analysis reports and security plans
  • Active Top Secret/SCI clearance with polygraph
  • CompTIA Security+ certification
  • CISSP certification
  • CISM certification
  • Certified Ethical Hacker (CEH) certification
  • AWS Certified Cloud Practitioner certification
  • Microsoft Azure experience or certification
  • Google Cloud Platform experience or certification
  • US citizenship

General Dynamics Information Technology Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about General Dynamics Information Technology and has not been reviewed or approved by General Dynamics Information Technology.

  • Affordable Benefits Pay and benefits are described as good or okay in multiple places, and the overall package is often portrayed as acceptable even when base pay is not viewed as top-tier.
  • Healthcare Strength Medical, dental, and vision plan options are presented as comprehensive, with additional protections like disability and life insurance contributing to a well-rounded health and protection offering.
  • Retirement Support A 401(k) plan with company match is consistently highlighted as part of the total rewards package, supporting longer-term financial planning.

General Dynamics Information Technology Insights

Am I A Good Fit?
beta
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: Falls Church, VA
21,625 Employees

What We Do

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

Similar Jobs

STR Logo STR

Principal Software Engineer

Machine Learning • Security • Software • Analytics • Defense
Easy Apply
In-Office
Arlington, VA, USA
800 Employees
220K-280K Annually

Optum Logo Optum

Manager, Payment Model Operations (CMS/CMMI) - Remote

Artificial Intelligence • Big Data • Healthtech • Information Technology • Machine Learning • Software • Analytics
In-Office or Remote
Reston, VA, USA
160000 Employees
113K-193K Annually

CrowdStrike Logo CrowdStrike

Analyst I, Falcon Complete (Hybrid, San Antonio)

Cloud • Computer Vision • Information Technology • Sales • Security • Cybersecurity
Remote or Hybrid
USA
11000 Employees
85K-120K Annually

Tempus AI Logo Tempus AI

Genomic Science Liaison I, HCT (South Central region): Remote, USA

Artificial Intelligence • Big Data • Healthtech • Machine Learning • Analytics • Biotech • Generative AI
Remote or Hybrid
3 Locations
3775 Employees
110K-130K Annually

Similar Companies Hiring

Outpost Space Thumbnail
Aerospace • Defense
US
24 Employees
Kepler  Thumbnail
Fintech • Software
New York, New York
6 Employees
Onshore Thumbnail
Artificial Intelligence • Fintech • Software • Financial Services
New York, New York
60 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account