• TS / SCI - Senior

    Insight Global (Huntsville, AL)
    Job Description The Senior Survivability Engineer leads efforts to ensure CUAS platforms remain resilient and operational in contested and evolving threat ... protection, or threat mitigation within DoD or defense industry - Active TS / SCI Clearance - Proven expertise in countermeasure design, vulnerability assessments,… more
    Insight Global (10/29/25)
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  • RMF Test & Evaluation SME ( TS / SCI

    Koniag Government Services (Washington, DC)
    …and authorizing officials. + Must hold (or be eligible to obtain) a DoW Top Secret or higher security clearance + Professional cybersecurity certifications such ... Government Services company, is hiring an experienced Test & Evaluation SME with a TS / SCI clearance to support KITS and our government customer in Alexandria,… more
    Koniag Government Services (12/07/25)
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  • Exploitation Analyst - Top Secret

    Cambridge International Systems Inc (Norfolk, VA)
    Exploitation Analyst - Top Secret Clearance | Norfolk, VA Cambridge International Systems, Inc. Join a dynamic global team united by shared values: commitment, ... integrity, and perseverance. At Cambridge, you'll work alongside top talent worldwide, tackling some of today's most complex...This is a full-time position requiring an active DoD TS clearance. This position is contingent upon contract award… more
    Cambridge International Systems Inc (12/04/25)
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  • Manager Systems Engineering 2-…

    Northrop Grumman (Oklahoma City, OK)
    …Design, Requirements Validation and Verification. + An active Top Secret or SCI clearance is preferred as well as TS Program Access. + Recognized Career ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 25% of the Time **Description** At...beings, all driven to pioneer the future. And in Survivability , that future is bright Or, from the enemy's… more
    Northrop Grumman (09/25/25)
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  • TS / SCI - Electrical/Electronic…

    Insight Global (Eglin AFB, FL)
    …substituted for education requirements. * Position requires candidates possess a current TOP SECRET security clearance with a background investigation completed ... Job Description We are seeking a Senior level Electrical/Electronic Engineer under the Technical and Management Advisory Services (TMAS) Armament Task Order contract… more
    Insight Global (12/02/25)
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  • Cyber Systems Engineer - level 3 or 4

    Northrop Grumman (Dulles, VA)
    …+ Requires an **active** Top - Secret / Sensitive Compartmented Information ( SCI ) clearance [ TS / SCI ] **at time of application** _[US ... variety of stakeholders ranging from technical staffers up to senior program managers _This position will work a 9/80...Top - Secret / Sensitive Compartmented Information ( SCI ) clearance [ TS / SCI more
    Northrop Grumman (12/02/25)
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  • Senior AFSIM Analyst

    ManTech (Hampton, VA)
    …the ability to obtain and maintain a Top - Secret clearance with Sensitive Compartmented Information ( SCI ) eligibility **Physical Requirements:** + ... **MANTECH** seeks a motivated, career and customer-oriented ** Senior AFSIM Analyst** to join our team at...to address specific analysis questions **Preferred Qualifications:** + Current Top Secret Clearance + Experience with AFSIM… more
    ManTech (10/31/25)
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  • Senior Structural Engineer

    Parsons Corporation (Fort Belvoir, VA)
    …and provide technical assistance to the Home Team. **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this ... **Job Description:** Parsons is looking for an amazingly talented ** Senior ** **Structural Engineer** to join our team! In this...have a Valid Passport + Must have an Active Top Secret Clearance with SCI more
    Parsons Corporation (10/31/25)
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  • CEMA Senior SEIT Lead

    BAE Systems (Hudson, NH)
    …with Agile Systems Engineering + Active United States security clearance, Top Secret , SCI Eligible **Pay Information ** Full-Time Salary Range: $146670 - ... solutions to provide unparalleled electronic warfare capabilities to enhance mission survivability . We are seeking a Systems Engineering and Integration and Test… more
    BAE Systems (11/14/25)
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  • Biologist, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    …investigation and may need to meet eligibility requirements for access to classified information ; TS / SCI clearance is required. Compensation At Booz ... Biologist, Senior Key Role: Leverage scientific knowledge to support...and implementation of chemical and biological research + Active TS / SCI clearance; willingness to take a polygraph… more
    BOOZ, ALLEN & HAMILTON, INC. (11/28/25)
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  • Nuclear Engineer, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    …investigation and may need to meet eligibility requirements for access to classified information ; TS / SCI clearance is required. Compensation At Booz Allen, ... Nuclear Engineer, Senior Key Role: Provide nuclear weapons effects subject...physics, computational science, or fission reactor engineering + Active TS / SCI clearance; willingness to take a polygraph… more
    BOOZ, ALLEN & HAMILTON, INC. (11/21/25)
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  • Senior Defense Assessment Analyst…

    Chenega Corporation (Sierra Vista, AZ)
    …II certification (CCNA-Security, CND, CySA+, GICSP, GSEC, Security+ CE, or SSCP) + TS / SCI clearance required Knowledge, Skills and Abilities: + Excellent written ... Senior Defense Assessment Analyst (Penetration Tester) Sierra Vista,...(Penetration Tester) shall plan for and conduct OT&E cyber survivability assessments on operationally representative system configurations, operated within… more
    Chenega Corporation (10/03/25)
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  • System Engineer Level 2

    Jovian Concepts, Inc. (Annapolis, MD)
    …of Positions","uitype":32,"value":"1"},{"fieldLabel":"Clearance Required","uitype":2,"value":" Top Secret ... national origin, disability, status as a protected veteran, genetic information , or any other reason prohibited by law in...<\/div>\n \n \n <\/div>\n \n A current and active TS \/ SCI Clearance with a MD Polygraph is… more
    Jovian Concepts, Inc. (12/05/25)
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  • OPTEVFOR- Cyber OT&E Exploitation Analyst

    Rigid Tactical (Norfolk, VA)
    …enhance the cyber survivability of the US Navy warfighter. If you possess the TS SCI eligibility and the offensive cyber acumen required to be a strategic ... senior leadership (O6 / GS-15 or higher). + Clearance: Active TS / SCI clearance. Preferred Experience & Certifications (Additional KSATs): + Ability to… more
    Rigid Tactical (11/01/25)
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  • Senior Systems Engineer

    CACI International (Annapolis Junction, MD)
    …Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of Travel Required: ... Type of Travel: None * * * **The Opportunity:** Senior Systems Engineer with strong design experience related to...the flow of time-dependent function **Qualifications:** _Required:_ + Active TS / SCI with Poly + Bachelor's degree in… more
    CACI International (10/21/25)
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  • Senior Cyber Warfare Threat Analyst

    Noetic Strategies Inc. (Alexandria, VA)
    Senior Cyber Analyst City: Alexandria State: Virginia Position Requirements Active DoD Top Secret / SCI Clearance Counterintelligence Polygraph MINIMUM ... + Excellent ability to research, analyze, document, and convey technical information + Familiarity with intelligence tools including Defense Intelligence Threat… more
    Noetic Strategies Inc. (11/05/25)
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  • Senior Cyber Blue Team Lead / Analyst

    Applied Research Associates, Inc. (Fort Belvoir, VA)
    …engineering, or related discipline plus 8-10 years of experience + Current / Active Top Secret clearance with the ability to obtain and maintain SCI ... on DoD Mission Assurance Assessment benchmarks. ARA teams identify threats to information technology and operational technology and assess the vulnerability and risk… more
    Applied Research Associates, Inc. (09/20/25)
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  • Specialist, Systems Engineer Mission Protection…

    L3Harris (Springfield, VA)
    …In lieu of a degree, minimum of 8 years of prior related experience. * Active Top Secret / SCI with CI Poly clearance required. * Experience with threat ... national security. Job Title: Specialist, Systems Engineer - Mission Protection Specialist (Active TS / SCI w/ CI Poly Required) Job Code: 29819 Job Location:… more
    L3Harris (10/16/25)
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  • FAST Labs - Mission Assessments Threat Analyst

    BAE Systems (Merrimack, NH)
    …JSE, BRAWLER, STK, TMAP, ESAMS, etc. **Preferred Education, Experience, & Skills** + Active Top Secret / SCI Clearance + Expertise in Electronic Warfare, ... candidates should have experience building presentations and presenting threat information to senior leaders, and have experience...Secret Clearance and ability to obtain and maintain TS / SCI and SAP clearances + Typically a… more
    BAE Systems (11/08/25)
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  • Systems Engineer II

    Amentum (Annapolis Junction, MD)
    …+ Must possess a US government Top Secret security clearance with SCI eligibility and a polygraph ( TS / SCI w/ polygraph) + Bachelor's degree in ... hardware and software developers + Develop derived requirements for Information Assurance Services (Confidentiality, Integrity, Non repudiation, and Availability);… more
    Amentum (09/25/25)
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