Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Penetration Tester - TS/SCI with Polygraph

$124.74k - $168.77k
Full-time

GDIT

Responsibilities for this Position

Location: USA VA McLean
Full Part/Time: Full time
Job Req: RQ221038

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:
Cybersecurity Risk Management, Information Systems, Security
Certifications:
None
Experience:
4 + years of related experience
US Citizenship Required:
Yes

Job Description:

Seize your opportunity to make a personal impact as a Penetration Tester 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 a Penetration Tester, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Penetration Tester 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 A PENETRATION TESTER WILL MAKE AN IMPACT
  • Conduct internal and external penetration testing of networks, web applications, databases, and cloud services
  • Manually exploit and compromise networks, web applications, databases, and cloud services to include privilege escalation and lateral movement
  • Identify vulnerabilities, misconfigurations, and compliance issues
  • Write final reports, defend all findings to include the risk or vulnerability, mitigation strategies, and references
  • Ability to meet and coordinate with various audiences to include developers, system administrators, project managers, and senior government stakeholders
  • Provide security recommendations for developers, system administrators, project managers, and senior government stakeholders
  • Report vulnerabilities identified during security assessments
  • Write penetration testing Rules of Engagements (RoE), Test Plans, and Standard Operating Procedures (SOP)
  • Produce actionable, threat-based reports on security testing results
  • Conduct security reviews, technical research, and provide reporting to increase security defense mechanisms
  • Experience with NIST 800-53 and Risk Management Framework

WHAT YOU'LL NEED TO SUCCEED:
  • Education : Bachelor's Degree (Computer Engineering, Computer Science, Electrical Engineering, Information Systems, Information Technology, Cybersecurity, or a closely related discipline)
  • Required Experience : 4+ yrs
  • Clearance : TS/SCI with Polygraph
  • Required Technical Skills:
  • Experience with NIST 800-53, NIST 800-115, and Risk Management Framework
  • Desired Certifications:
  • CEH - Certified Ethical Hacker Certification, CPT - Certified Penetration Tester
  • Desired Skills:
  • Certifications: CEH - Certified Ethical Hacker Certification, CPT - Certified Penetration Tester
  • Strong writing skills
  • Experience with AWS Cloud Security
  • Security Clearance Level : TS/SCI with active polygraph
  • 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

#WeAreGDIT
#JET
#GDITEnhanced2026
#VA_2026Alumni

The likely salary range for this position is $124,743 - $168,771. 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.

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 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 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.

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



PI285064943




Seize your opportunity to make a personal impact as a Penetration Tester 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 a Penetration Tester, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Penetration Tester 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 A PENETRATION TESTER WILL MAKE AN IMPACT

  • Conduct internal and external penetration testing of networks, web applications, databases, and cloud services
  • Manually exploit and compromise networks, web applications, databases, and cloud services to include privilege escalation and lateral movement
  • Identify vulnerabilities, misconfigurations, and compliance issues
  • Write final reports, defend all findings to include the risk or vulnerability, mitigation strategies, and references
  • Ability to meet and coordinate with various audiences to include developers, system administrators, project managers, and senior government stakeholders
  • Provide security recommendations for developers, system administrators, project managers, and senior government stakeholders
  • Report vulnerabilities identified during security assessments
  • Write penetration testing Rules of Engagements (RoE), Test Plans, and Standard Operating Procedures (SOP)
  • Produce actionable, threat-based reports on security testing results
  • Conduct security reviews, technical research, and provide reporting to increase security defense mechanisms
  • Experience with NIST 800-53 and Risk Management Framework




WHAT YOU'LL NEED TO SUCCEED:

  • Education : Bachelor's Degree (Computer Engineering, Computer Science, Electrical Engineering, Information Systems, Information Technology, Cybersecurity, or a closely related discipline)
  • Required Experience : 4+ yrs
  • Clearance : TS/SCI with Polygraph
  • Required Technical Skills:
  • Experience with NIST 800-53, NIST 800-115, and Risk Management Framework
  • Desired Certifications:
  • CEH - Certified Ethical Hacker Certification, CPT - Certified Penetration Tester
  • Desired Skills:
  • Certifications: CEH - Certified Ethical Hacker Certification, CPT - Certified Penetration Tester
  • Strong writing skills
  • Experience with AWS Cloud Security
  • Security Clearance Level : TS/SCI with active polygraph
  • 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



Vacancy posted 18 days ago
Similar jobs that could be interesting for youBased on the Penetration Tester - TS/SCI with Polygraph in McLean, VA vacancy
  •  ...experienced Software Applications Tester to support Government...  ...results. Communicate test results with development teams. Work in an...  ...cleared candidates with active TS SCI w/ Poly to provide software development...  ...Level Top Secret/SCI with Polygraph #J-18808-Ljbffr General... 
    Suggested
    Work experience placement

    General Dynamics - IT

    Mc Lean, VA
    4 days ago
  •  ...TITLE: Information System Security Engineer (ISSE) LOCATION: Sterling, VA CLEARANCE REQUIRED: Active DoD TS/SCI with CI Polygraph EMPLOYMENT TYPE: Full-time, On-site POSITION SUMMARY Modern Government Solutions (MGS) is seeking an Information Systems... 
    Suggested
    Full time

    Modern Government Solutions

    Sterling, VA
    8 hours ago
  •  ...You’ll join a small, cross‑functional team working directly with customers to get LIGER into production and build the features...  ...for specific security capabilities. Must possess an active TS/SCI with Polygraph. Desired Qualifications Experience with DoD ATO reciprocity... 
    Suggested
    Work experience placement
    Local area

    LMI Government Consulting

    McLean, VA
    5 days ago
  • $124.09k - $166.75k

     ...a proactive and seasoned professional with extensive, hands‑on experience navigating...  ...participate in security testing and penetration testing activities to provide an...  ...level: Must possess a current and active TS/SCI with Polygraph. Certifications: Must be DoW 8140 / 8... 
    Suggested
    Full time
    Contract work
    Temporary work
    Flexible hours

    General Dynamics Information Technology

    Mc Lean, VA
    5 days ago
  • Acclaim Technical Services is seeking Technical Targeting Analysts with TS/SCI clearance and polygraph for projects in Northern Virginia. You will utilize intelligence methodologies, analyzing vulnerabilities in key internet infrastructure. Ideal candidates will have 8-... 
    Suggested

    Acclaim Technical Services

    Mc Lean, VA
    4 days ago
  •  ...candidate will work in an agile environment, coordinating with multiple stakeholders to deliver innovative, scalable, and...  ...as PMP, SAFe, or Lean Six Sigma. Security Clearance Level TS/SCI with active polygraph Location Bethesda, MD - On Customer Site GDIT is Your Place... 

    General Dynamics Information Technology

    Bethesda, MD
    6 days ago
  • $120k - $155k

     ...on day one — they need to be eager to learn, comfortable with ambiguity, and proactive about keeping things moving. Responsibilities...  ...a plus. Clearance: U.S. Citizenship required. Active TS/SCI required with CI polygraph. Target Salary Range: $120,000-$155,000 Disclaimer: The... 
    Contract work
    For contractors
    Work at office

    LMI Government Consulting

    Reston, VA
    4 days ago
  •  ...Senior Technical Project Manager - TS/SCI with Polygraph Required Job Locations US-VA-McLean Job ID 2026-14042 # of Openings 1 Category Data/Analytics Benefit Type Salaried High Fringe/Full-Time Overview... 
    Full time
    For contractors
    Local area

    LMI Consulting, LLC

    McLean, VA
    1 day ago
  •  ...site in the Washington DC, MD, & VA area. This position requires a TS/SCI + CI Polygraph clearance. Qualifications: Active TS/SCI + CI Polygraph clearance Bachelor's degree in any field with 4-12+ years of experience in Agile project management SAFe Scrum... 

    cFocus Software

    Washington DC
    8 hours ago
  • $124.09k - $149.5k

    Job Overview The Software Applications Tester will support Government activities at...  ...Document results, communicate findings with development teams, and manage defects...  ...citizenship required. Current Top Secret/SCI clearance with polygraph; authorization to obtain additional... 
    Full time

    General Dynamics Information Technology

    Mc Lean, VA
    3 days ago
  •  ...Information Systems Security Engineer (ISSE) with GDIT. A career in enterprise IT means...  ...profile (e.g., High Value Asset (HVA), TS (SCI), Secret, etc.) Provide audit liaison support...  ...and ability to obtain and maintain a Polygraph Location: On Customer Site GDIT... 
    For contractors
    Interim role
    Summer work
    Relocation

    General Dynamics Information Technology

    Washington DC
    20 days ago
  •  ...the Washington DC, MD, & VA area. This position requires a TS/SCI + CI Polygraph clearance. Qualifications: Active TS/SCI + CI Polygraph...  ...for technology adoption. Ensures architectural alignment with enterprise standards, security requirements, and mission objectives... 

    cFocus Software

    Washington DC
    1 day ago
  • $131.3k - $237.35k

    Koitecc Solutions in Alexandria, Virginia is seeking a skilled SME Penetration Testing Analyst with active TS/SCI clearance and a strong background in cybersecurity. The role involves conducting and coordinating penetration tests, collaborating with DoD organizations,... 

    Koitecc Solutions

    Alexandria, VA
    4 days ago
  •  ...the Washington DC, MD, & VA area. This position requires a TS/SCI + CI Polygraph clearance. Qualifications: Active TS/SCI + CI Polygraph...  ...degree in Cybersecurity, Computer Science, or related field with 4-12+ years of experience Advanced certifications required... 

    cFocus Software

    Washington DC
    5 days ago
  •  ...the Washington DC, MD, & VA area. This position requires a TS/SCI + CI Polygraph clearance. Qualifications: Active TS/SCI + CI Polygraph clearance...  ...Bachelor's degree in Computer Science or related field with 4-12+ years of database experience Proficient in multiple database... 

    cFocus Software Incorporated

    Washington DC
    1 day ago
  •  ...the Washington DC, MD, & VA area. This position requires a TS/SCI + CI Polygraph clearance. Qualifications Active TS/SCI + CI Polygraph clearance...  ...in Geography, GIS, Computer Science, or related field with 4-12+ years of GIS development experience Proficient in GIS... 

    cFocus Software Incorporated

    Washington DC
    3 days ago
  •  ...You’ll join a small, cross-functional team working directly with customers to get LIGER into production and build the features...  ...to customers Qualifications This position requires a TS/SCI with Polygraph 3+ years of full stack development experience, comfortable... 
    For contractors
    Work at office
    Remote work

    LMI Government Consulting

    Mc Lean, VA
    6 days ago
  • $162.04k - $219.23k

     ...Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: None...  ...modern delivery frameworks. Familiarity with DevSecOps practices, testing frameworks,...  ...: 10+ years Security clearance level: TS/SCI with Polygraph Location: McLean, VA (... 
    Full time
    Temporary work
    Work experience placement
    Immediate start
    Remote work
    Worldwide
    Flexible hours

    General Dynamics Information Technology

    McLean, VA
    4 days ago
  • $165k - $185k

     ...solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and...  ...Anacostia-Bolling (JBAB). This position requires an active TS/SCI clearance; TS/SCI with polygraph preferred. Responsibilities We are looking for... 
    Contract work
    Flexible hours

    LMI

    Washington DC
    2 days ago
  •  ...Location: McLean, VA (On-site) Job Type: Full-Time Clearance Requirement: Active TS/SCI with CI Polygraph (Required) Position Overview Praescient Analytics is seeking a talented and driven AI Process Integration Engineer to support a critical national security mission... 
    Full time

    Praescient Analytics

    McLean, VA
    1 day ago
  •  ...Senior Software Developer, TS/SCI with Full Scope Polygraph Required, Herndon, VA The Senior Software Developer must have an active TS/SCI with Full Scope Polygraph security clearance. Military (Air Force, Army, Navy, Marines) experience is a big plus! We are seeking... 

    NextStep

    Herndon, VA
    2 days ago
  • $109.99k - $189.15k

     ...LMI is seeking a Full-Stack Developer with proficiency in Agentic AI to join the Chief...  ...position requires active Top Secret with Polygraph clearance. You must be a U.S. citizen. This...  ..., or related discipline. ~ Active TS/SCI clearance with Polygraph. ~ Experience... 
    Contract work
    Work at office
    Shift work

    LMI

    McLean, VA
    8 hours ago
  •  ...safe and tomorrow is smarter. Our work depends on your skills with the A&A process, scanning tools, and evaluation/integration...  ...tools to fill capability gaps Security clearance level: TS/SCI w/Polygraph Preferred Skills/Certifications: CompTIA Security+ NIST... 
    Work experience placement
    Work at office

    General Dynamics Information Technology

    Herndon, VA
    21 days ago
  • $126.1k - $227.95k

     ...Software Engineer! Must have an active TS/SCI Polygraph up front. No exceptions. You will perform...  ...functions and shared actions for developers and testers. You will engineer, author, tune and...  ...of prior relevant experience or Masters with 10 – 13 years of prior relevant... 

    Via Logic LLC

    Alexandria, VA
    4 days ago
  • $148.75k - $201.25k

     ...Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain...  ...in an agile environment, coordinating with multiple stakeholders to deliver innovative...  .... Security Clearance Level : TS/SCI with active polygraph Location :... 
    Full time
    Temporary work
    Part time
    Immediate start
    Remote work
    Worldwide
    Flexible hours

    GDIT

    Bethesda, MD
    a month ago
  • $152.11k - $205.8k

     ...Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain...  ...IT capabilities provide the client with necessary timeliness, accuracy and security...  ...capabilities. Security Clearance Level : TS/SCI with active polygraph Required... 
    Full time
    Temporary work
    Part time
    Immediate start
    Remote work
    Worldwide
    Flexible hours

    GDIT

    McLean, VA
    26 days ago
  •  ...w/ Polygragh Location: Herndon, VA, (Hybrid / Onsite as required by customer) Clearance : Must possess an active TS/SCI with a Polygraph We're a fast-growing AI company building products that turn unstructured data into trusted, structured intelligence. Our... 

    Finch AI

    Herndon, VA
    1 day ago
  • $142.79k

     ...Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family...  ...into opportunity as a Systems Engineer with GDIT. A career in enterprise IT means...  ...IAT) Level II role. Security Clearance: TS/SCI clearance and ability to obtain and maintain... 
    Temporary work
    Summer work
    Work at office
    Local area
    Relocation
    Flexible hours

    General Dynamics Information Technology

    Washington DC
    5 days ago
  •  ...the Washington DC, MD, & VA area. This position requires a TS/SCI + CI Polygraph clearance. Qualifications: Active TS/SCI + CI Polygraph...  ...clearance Bachelor's degree in Computer Science or related field with 4-12+ years of software development experience Strong... 

    cFocus Software Incorporated

    Washington DC
    3 days ago
  •  ...Experience: 10+ years. Required Skills: Demonstrated experience with SETA and Agency Tech Dev; systems engineering expertise...  ...using customer technical tools and systems. Security Clearance: TS/SCI with Polygraph. Travel: Willingness to travel up to 10% domestically and... 
    Work experience placement

    General Dynamics - IT

    Mc Lean, VA
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Penetration Tester - TS/SCI with Polygraph. Be the first to apply!