Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret/SCI

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

Public Trust/Other Required:

None

Job Family:

Cyber and IT Risk Management

Job Qualifications:

Skills:

Computer Security, Cyber Defense, Cybersecurity Operations, Information System Security, Threat Detection

Certifications:

None

Experience:

3 + years of related experience

US Citizenship Required:

Yes

Job Description:

Advance your career while impacting our national security in cyber as Senior Information Security Analyst at GDIT. Here, technologists have many paths to grow a meaningful career supporting cyber missions and operations across the federal government.

MEANINGFUL WORK AND PERSONAL IMPACT
As an Information Security Analyst Principal, the work you’ll do at GDIT will directly support the mission of the customer by strengthening enterprise‑level cybersecurity operations and ensuring secure, compliant, and resilient systems across hybrid environments. You will play a crucial role in leading vulnerability management operations and contributing to threat detection and response activities that safeguard mission‑critical assets.

● Lead enterprise vulnerability management operations, including deployment, configuration, and optimization of Tenable Security Center across Linux/Red Hat environments to ensure the customer maintains a secure posture aligned with DISA STIGs, NSA guidelines, and DoD cybersecurity requirements.
● Collaborate with engineering, cloud, network, cybersecurity operations, and leadership teams to ensure secure configurations, rapid mitigation of vulnerabilities, and effective POA&M management across on‑prem and Azure IL5/IL6 environments.
● Drive continuous improvement by analyzing vulnerability data, developing actionable reporting, tuning detection rules, resolving scanner and integration challenges, and enhancing endpoint security and threat‑detection fidelity.
● Utilize tools such as Tenable Security Center, Microsoft Defender for Endpoint, Azure IL5/IL6 services, Linux/Red Hat administration, and enterprise security monitoring solutions to strengthen the customer’s cyber defense capabilities.

WHAT YOU’LL NEED TO SUCCEED
Bring your cyber expertise and drive for innovation to GDIT. The Information Security Analyst Principal must have:

● Education: Security+, bachelor’s degree, or equivalent experience

● Experience: 5+ years of related experience

● Technical skills:

• Tenable Security Center (Tenable.sc), Linux/Red Hat administration, DISA STIGs, NSA guidelines, DoD compliance frameworks, Azure IL5/IL6 support, Microsoft Defender for Endpoint, POA&M management, vulnerability analysis, incident response familiarity

● Security clearance level: TS/SCI

● US citizenship required

● Role requirements: Ability to work independently as a subject‑matter expert while collaborating with multidisciplinary teams; familiarity with RMF and NIST 800‑53 frameworks; experience supporting federal or DoD cybersecurity environments

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:

10-25%

Telecommuting Options:

Onsite

Work Location:

USA VA Virginia Beach

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.