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ISSE/Cybersecurity Engineer- TS/SCI w/poly

General Dynamics Information Technology

Chantilly, VAJob$122–165K/yrSeen todaySeen in employer's feed today

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At a glance

Compensation
$122–165K/yr
Location
Chantilly, VA
Work Authorization
US work authorization required

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

TS/SCI clearance

Job overview

The ISSE/Cybersecurity Engineer works with development and operations teams to maintain RMF and zero-trust compliance, address vulnerabilities, and ensure software provenance. The role coordinates RMF documentation and security updates with technical teams, government stakeholders, and data owners, and supports security issue response. GDIT seeks a candidate with a BA/BS or equivalent, at least five years of related experience, U.S. citizenship, and TS/SCI with polygraph clearance.

Skills & qualifications

RequiredNice to have

Skills

Information AssuranceProcess ImprovementSystem SecurityRisk Management FrameworkZero TrustRMF DocumentationServiceNowVulnerability ManagementSecurity Patch DeploymentConfiguration Management

Qualifications

BA/BS or Equivalent5+ Years Related ExperienceTS/SCI With PolygraphU.S. Citizenship

Benefits

401(k) Match
Paid Time Off
Medical Insurance
Dental Insurance
Vision Insurance
Parental Leave

Full job description

Req ID: RQ231740

Type of Requisition: Regular

Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph

Public Trust/Other Required: None

Job Family: Cyber and IT Risk Management

Skills:

Information Assurance,Process Improvements,System Security

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

ISSE/Cybersecurity Engineer

Advance how our customers operate while you advance your career. Join GDIT as an ISSE/Cybersecurity Engineer and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.

MEANINGFUL WORK AND PERSONAL IMPACT

As an ISSE/Cybersecurity Engineer you will play a crucial role in performing the following tasks:

  • Work with program development and O&M teams to maintain continuous compliance with RMF and zero-trust principles, eradicate critical vulnerabilities within policy durations, and guarantee the provenance of every software artifact delivered to production.

  • Apply comprehensive knowledge of the RMF processes, security requirements, and system infrastructure to coordinate continuously with key team members, the Authorizing Official, and the ISSM to maintain accurate and relevant RMF documentation throughout system development, deployment, and O&M.

  • Maintain required RMF documentation for all systems.

  • Coordinate with ServiceNow SysAdmins coordinate to maintain software in accordance with security mandates, including testing and deployment of Information Assurance Vulnerability Alert (IAVAs) for Commercial off-the-shelf (COTS) software.

  • Engage the Government to prioritize and schedule deployment of security patches, bug fixes, configuration updates, system upgrades, and performance improvements.

  • Act as the CIO GRC RMF liaison to support rapid exchange of SP Fault, Configuration, Ac-counting, Performance, Security/Fulfillment, Assurance, and Billing (FCAPS/FAB) data that identify security issues and support timely response.

  • Work closely with cybersecurity representatives and data owners to confirm the platform’s technical capability to protect mission data, upholding confidentiality, integrity, and availability.

WHAT YOU’LL NEED TO SUCCEED

  • Education: BA/BS or equivalent

  • Experience: 5+ years of related experience

  • TS/SCI w/poly clearance

  • US citizenship required

GDIT IS YOUR PLACE

At GDIT, the mission is our purpose, and our people are at the center of everything we do.

  • Growth: AI-powered career tool that identifies career steps and learning opportunities

  • Support: An internal mobility team focused on helping you achieve your career goals

  • Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off

  • Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY

Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

The likely salary range for this position is $122,275 - $165,431. 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.

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 https://gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

How this job compares

Set against the 1,758 open Cybersecurity Engineer jobs on Olive Jobs, counted November 6, 2026.

Pay
  • This posting$122–165K/yr
  • Virginia median$122–199K/yr150 salary ranges
  • US median$122–200K/yr1,395 salary ranges

This range's midpoint, $144K, is 10% below the Virginia median midpoint ($160K) — in the middle half of Cybersecurity Engineer salary ranges in Virginia.

Openings
Olive Jobs lists 197 open Cybersecurity Engineer jobs in Virginia and 1,758 across the US. 3% of them nationwide are listed as remote or flexible.
Hiring the most in Virginia
Experience
This posting asks for at least 5 years of experience; Cybersecurity Engineer postings that state a minimum ask for 5 years at the median (1,625 postings).
Education
512 of the 1,758 open Cybersecurity Engineer jobs (29%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 6, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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