Cybersecurity Systems Engineer

General Dynamics Information Technology; Virginia (IL); Hybrid; USD 98,000 - 127,000; Full time

Benefits offered by this job

401K with company match

Paid time off

Health plan options

Job summary

General Dynamics Information Technology is seeking a Cybersecurity Systems Engineer to protect DoD, federal, and intelligence systems. You will lead vulnerability management and server security operations, performing scans with Nessus/Qualys/Rapid7 and guiding remediation across Windows and Linux environments.

The role emphasizes Zero Trust architecture, patch management, and collaboration with DevOps and security teams; requires a SECRET clearance and 5+ years of related experience, with strong

Qualifications

• Bachelor's degree required.
• 5+ years of related experience in IT security.
• Active SECRET clearance required or able to obtain SECRET.

Responsibilities

• Perform regular vulnerability scans across enterprise servers, applications, and infrastructure using industry-standard tools.
• Analyse scan results, assess risk severity, validate findings, and prioritise remediation activities with owners and engineering teams.
• Develop, maintain, and operate a vulnerability management program with tracking, reporting, and remediation metrics for leadership.

Skills

Security Technologies

System Security

Vulnerability Management

Education

Bachelor's Degree

Tools

Tenable Nessus

Qualys

Rapid7

Job description

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Cyber and IT Risk Management Job Qualifications: Skills: Security Technologies, System Security, Vulnerability Management Certifications: None Experience: 5 + years of related experience US Citizenship Required: Yes

Job Description

As a GDIT Cybersecurity Systems Engineer, the work you’ll do will be impactful to the mission of our Federal, Intelligence and Defense customers. You will bring strong hands‑on experience in vulnerability management and server security operations. This role will be responsible for performing vulnerability scanning, analysing risk exposures, managing remediation workflows, and applying security patches and updates across enterprise servers and infrastructure. You will have a solid technical foundation in systems administration, continuous monitoring, combined with strong knowledge of security best practices, vulnerability assessment tools, and patch management process to help our federal customers build and maintain Zero Trust architecture. As a Cybersecurity Systems Engineer, the work you’ll do at GDIT will be impactful to the mission of DoD mission Zero Trust strategy.

Responsibilities

• Perform regular vulnerability scans across enterprise servers, applications, and infrastructure using industry‑standard tools (e.g., Tenable Nessus, Qualys, Rapid7).
• Analyse scan results, assess risk severity, validate findings, and prioritise remediation activities in coordination with system owners and engineering teams.
• Develop, maintain, and operate a vulnerability management program, including tracking, reporting, and remediation metrics for leadership.
• Apply and validate security patches, OS updates, and software upgrades on enterprise servers (Windows and Linux).
• Coordinate with infrastructure, application, and DevOps teams to ensure timely remediation of vulnerabilities while minimizing operational impact.
• Support compliance with security frameworks and standards (e.g., NIST 800‑te, CIS Benchmarks, DISA STIG).
• Develop and maintain patch baselines, golden images, and configuration standards to reduce vulnerability recurrence.
• Document vulnerability management process, create runbooks, and contribute to continuous improvement initiatives.
• Participate in security audits, assessments, and reporting activities.

Required Qualifications

• Bachelor's Degree.
• Experience: 5+ years of related experience.
• Active SECRET clearance.
• Ability to resolve complex IT challenges.
• Proven track record of excellence in IT security, vulnerability management, or system administration.
• Hands‑on experience with vulnerability scanning tools.
• Experience with patch management and tools/solutions.
• Strong understanding of Windows and Linux server administration.
• Knowledge of CVSS scoring, CVE tracking, and vulnerability prioritisation.
• Knowledge of networking concepts, firewalls, and enterprise security practices.
• Strong problems solving skills.
• Excellent communications and documentation skills.

Preferred Qualifications

• Experience working with Federal and Department of Defense customers desired.

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

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Rewards

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

Flexibility

Full‑flex work week to own your priorities at work and at home

Community

Award‑winning culture of innovation and a military‑friendly workplace

OWN YOUR OPPORTUNITY Explore a career in cyber at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your focus on defending and protecting what matters.

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The likely salary range for this position is $97,968 - $126,500. 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: 25‑50% Telecommuting Options: Remote Work Location: Any Location / Remote 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. GDIT typically provides new employees with 15 days of paid leave per calendar year to be used for vacations, personal business, and illness and an additional 10 paid holidays per year. Paid leave and paid holidays are prorated based on the employee’s date of hire. The GDIT Paid Family Leave program provides a total of up to 160 hours of paid leave in a rolling 12 month period for eligible employees. 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 authorise the collection, processing, and use of your biometric data for identity verification and security purposes.

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