Information System Security Engineer (ISSE) - TS/SCI with Polygraph

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:

Atlassian Confluence, Atlassian JIRA, Information System Security, Microsoft Office, Risk Management Framework

Certifications:

None

Experience:

15 + years of related experience

US Citizenship Required:

Yes

Job Description:

Seize your opportunity to make a personal impact as an Information System Security Engineer (ISSE). GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career.

At GDIT, people are our differentiator. As an ISSE, you will help ensure today is safe and tomorrow is smarter. Our work depends on an ISSE joining our team.

The selected candidate will act as an Information System Security Engineer (ISSE) and should have a broad cybersecurity background with an emphasis on Assessment & Authorization (A&A). The program ISSE should have a working knowledge of AWS to include security groups, encryption, networking, compute, and storage. You will work with program management and developers to ensure security is implemented in the early stages of all systems. The selected candidate will be directly involved in fostering all efforts through the Risk Management Framework and achieving systems "Authority to Operate" (ATO).

WHAT YOU WILL BE DOING:

• Working collaboratively with other program security personnel as well as working independently
• Acting as the organization's liaison to the ISSM staff promoting security compliance and related security process improvements
• Working with Information Management Technical Officers and other external stakeholder orgs
• Coordinating and tracking risks, accreditation status, and reporting status across all project teams
• Providing team officers with security architecture guidance and engineering reviews
• Ensuring compliance with Sponsor auditing requirements
• Conducting security scanning, interpreting results, and working with team members to resolve issues
• Preparation, updating, and submission of security relevant artifacts to the Sponsor's security management system
• Completing necessary application security document requirements to include; CONOPS, SSPs, DR/BR Plans, BOEs, etc.
• Creating security briefings and supporting management in all security related matters
• Maintaining awareness of IT Security policies and practices

WHAT YOU’LL NEED TO SUCCEED:

• Education: BA/BS in Information Technology or related field or the equivalent combination of education, technical certifications or training, or work experience
• Experience: 15+ years
• Required Skills and Experience:
• Extensive knowledge of the sponsors the Risk Management Framework (RMF).
• Experience with system scanning tools, antivirus, siems, network monitoring tools, PKI
• Experience developing a Body of Evidence (BOE) for gaining and maintaining ATO
• Experience working with Sponsor security personnel to identify and resolve questions and POA&Ms;
• Experience tracking accreditations and gaining reaccreditations prior to expiration;
• Familiarity with Confluence, Jira, MS-Office Suite
• Security Clearance Level: Top Secret/SCI with Polygraph
• Desired Skills and Experience:
• Experience with Linux or Windows administration, any scripting language and/or automation (not mandatory)
• Experience with the Software Development Lifecycle (SDLC) and DevOps
• Excellent, briefing, writing, and presentation skills
• Security+, CISSP, CISM or other Security related certification
• Location: Herndon, VA and McLean, VA (On Customer Site)
• US Citizenship Required

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

#WeAreGDIT
#JET
#GDITEnhanced2025

The likely salary range for this position is $182,882 - $247,428. 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:

None

Telecommuting Options:

Onsite

Work Location:

USA VA McLean

Additional Work Locations:

USA VA Herndon

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.

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 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 capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

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Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans