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Remote or Boulder, Colorado

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Today

Basic Qualifications Requires a Bachelor's degree in Engineering, or a related Science, Technology or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 years of job-related experience. CLEARANCE REQUIREMENTS: Department of Defense TS/SCI security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to th

Full-time

USD 149,831.00 - 158,000.00 per year

Information Assurance Engineer - Majestic - 26731

Washington, District of Columbia

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11d ago

Requisition Number: 26731 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $75,791.00 - $140,000.00 Security Clearance: TS/SCI Level of Experience: Mid This opportunity resides with Warfare Systems (WS) , a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation's intelligence and cyber operations communities to defend our interests in

Full-time

USD 75,791.00 - 140,000.00 per year

Information Assurance Engineer (PT ISSE)

Chantilly, Virginia

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Today

Leidos is looking for a Part Time Information Assurance Engineer (ISSE) to join us in our Chantilly, VA office. The candidate will be part of a dynamic team responsible for the creation of a new mission-oriented communication network. Our ideal candidate would be interested in personal growth, expanding beyond typical Info Assurance tasks to learn all facets of the program. The candidate will be responsible for full life-cycle Information System Security to include system accreditation, which u

Part-time

USD 107,900.00 - 195,050.00 per year

Information Assurance Engineer

Remote or Fort Meade, Maryland

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Today

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a

Full-time

USD 95,000.00 - 105,000.00 per year

Information Assurance Lead

Fort Belvoir, Virginia

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13d ago

Position Overview System High Corporation delivers the most advanced protection and secrecy solutions to secure and strengthen critical missions, programs, operations, and intelligence activities. We are seeking an Information Assurance Lead to join our team to help contribute to our success and help us solve problems with innovation through intelligence. This position is being posted in anticipation of a contract award. We are actively interviewing qualified candidates now. Employment is contin

Full-time

Information Assurance (IA) Specialist - SCI/SAP

Washington, District of Columbia

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23d ago

Advanced Decision Vectors, LLC (ADV), established in 2009, provides superior program management, program support, strategic planning, and systems engineering to the Federal and Commercial sectors. Located in Alexandria, Virginia, ADV is a Small Disadvantaged Business (SDB) contractor that has roots established in the Department of Defense and support agencies. At ADV, our company values are Integrity, Distinction, Experience and Achievement. Our customer, the Headquarters United States Space Fo

Full-time

Senior Information System Security Engineer

Remote or Alexandria, Virginia

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Today

Join us in transforming how technology serves those who serve. At Leidos, we're not just delivering solutions - we're pioneering the future of defense and intelligence technology. Our diverse teams of innovators unite around a singular purpose: empowering our customers to succeed in their critical missions. We believe in leading with integrity, investing in our communities, and building sustainably for tomorrow. Shape the future of digital defense. Our Digital Modernization sector is at the f

Full-time

USD 107,900.00 - 195,050.00 per year

Senior Information Systems Security Engineer (ISSE)

Tysons, Virginia

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative

Full-time

USD 171,700.00 - 211,800.00 per year

Senior Information Security Officer

McLean, Virginia

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Today

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting im

Full-time

USD 129,200.00 - 161,500.00 per year

(USA) Staff, Data Assurance Engineer

Herndon, Virginia

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Today

Position Summary What you'll do Role summary: We are seeking a skilled Data Engineer to design, develop, and maintain data pipelines for processing and analyzing large-scale datasets across teams. This role will focus on orchestrating data workflows in a containerized environment, primarily using Python, to build scalable ETL solutions. The ideal candidate will have experience working with large-scale datasets, optimizing data workflows, and integrating with distributed computing frameworks. A

Full-time

USD 132,000.00 - 264,000.00 per year

Senior Information System Security Officer

McLean, Virginia

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Today

Full-time

USD 129,200.00 - 161,500.00 per year

Systems Administrator / Information Systems Engineer

Arlington, Virginia

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Today

Job Family: Operational Effectiveness Consulting Travel Required: Up to 10% Clearance Required: Active Secret What You Will Do: We are seeking a Systems Administrator / Information Systems Engineer in support of the Marine Corps. Responsibilities include providing Subject Matter Expertise and technical support to MCICOM G4, Food Service in support of the Marine Corps Financial Management Information System (MCFMIS). This role will provide Subject Matter Expertise (SME) and technical onsite s

Full-time

Senior Information System Security Engineer

Reston, Virginia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Computer Servers, Critical Systems, Information Technology (IT) Systems Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Senior Information System Security Engineer Deliver security

Full-time

USD 127,500.00 - 172,500.00 per year

Senior Software Engineer, Information Security

Herndon, Virginia

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Today

Position Summary The Edge Ingress Security (EIS) team is the first line of defense for our global digital footprint. We are looking for a Senior Software Engineer to architect and deliver the next generation of security capabilities. In this role, you won't just write code; you will own the full software lifecycle, from initial design to large scale deployment, driving innovation across infrastructure, automation, and AI/ML integration. The Edge Ingress Security team protects Walmart's global i

Full-time

USD 108,000.00 - 216,000.00 per year

Information System Security Engineer

McLean, Virginia

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Today

Job ID: 2600313 Location: MCLEAN, VA, US Date Posted: 2026-01-13 Category: Cyber Subcategory: Cybersecurity Spec Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking an Information System Security Engineer (ISSE) to provide information security support. This position is in McLean, VA and requires an active TS/SCI clearance with Polygraph. This Cu

Full-time

Information System Security Engineer Level III

Chantilly, Virginia

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22d ago

Position Overview: System High requires ISSE's who are responsible for the design, development, implementation and/or Integration of the Information Assurance (IA) architecture, system, and system components for an IC client. They provide Information Technology security engineering, integration services, technical assessments, and solutions. Duties & Responsibilities (but not limited to) Identifies information protection needs for enterprise Information Systems (IS) Define IS security requiremen

Full-time

Senior Information Systems Security Officer (ISSO)

Ashburn, Virginia

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Today

Akima Global Technology (AGT) is looking for a Senior Information System Security Officer to work in Ashburn, Virginia. To join our team of outstanding professionals, apply today! Responsibilities Plans, develops, and analyzes security measures to protect critical information from counter-threats and possible attacks.Protects sensitive information by ensuring required software is functioning and being used correctly. Research new methods to improve digital security and eliminate vulnerabilities

Full-time

Information Systems Security Engineer (ISSE) Top Secret Clearance w/SCI eligibility

Arlington, Virginia

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Today

Overview AMERICAN SYSTEMS is seeking a highly experienced Information Systems Security Engineer (ISSE) to support a Special Access Program (SAP) in Arlington, VA. This role is suited for an experienced security engineer who combines deep JSIG and RMF expertise with hands-on security assessment experience across both Linux and Windows systems in highly restricted environments. The ideal candidate understands security controls at an engineering level and can author, tailor, and defend documentat

Full-time

USD 129,800.00 - 216,700.00 per year

Information Systems Security Engineer, Mid-Level

Stafford, Virginia

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Today

Overview AMERICAN SYSTEMS is seeking a Information Systems Security Engineer (ISSE) with demonstrated expertise supporting projects for the Department of Defense (DoD). The ideal candidate will assist our Naval Surface Warfare Center, Indian Head Division (NSWC IHD) client in the planning and execution of the cyber security requirements of DoD systems and for ensuring adherence to the DoD Risk Management Framework (RMF) process. This position will require frequent customer engagement in order

Full-time

USD 91,600.00 per year

Information Systems Security Engineer, Junior

Stafford, Virginia

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Today

Overview AMERICAN SYSTEMS is seeking a Junior Information Systems Security Engineer (ISSE) with demonstrated expertise supporting projects for the Department of Defense (DoD). The ideal candidate will assist our Naval Surface Warfare Center, Indian Head Division (NSWC IHD) client in the planning and execution of the cyber security requirements of DoD systems and for ensuring adherence to the DoD Risk Management Framework (RMF) process. This position will require frequent customer engagement in

Full-time

USD 77,600.00 per year

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