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Today

Overview LMI is seeking a skilled cybersecurity SME for the US Army that is a fully remote position. LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed. Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships

Contract

USD 111,426.00 - 182,890.00 per year

Cybersecurity Systems Engineer, Information System Security Officer (ISSO) with an active TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite - G

Maryland

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2d ago

Cybersecurity Systems Engineer, Information System Security Officer (ISSO) with an active TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite in Annapolis Junction, MD As a Cybersecurity Systems Engineer, Information System Security Officer (ISSO), you will play a key role in securing complex systems, ensuring compliance with federal cybersecurity frameworks, and protecting sensitive information. Possession of DoD 8570 IAM Level 1 or higher certification is required. Candida

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Full-time

$150,000 - $190,000

Cybersecurity Strategist - Clearance Required

Arlington, Virginia

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15d ago

ICF is a mission-driven company filled with people who care deeply about improving the lives of others and making the world a better place. Our cybersecurity analysts and experts work to protect the functions and missions that are vital to our people, government, and military through proactive planning and strong public-private partnerships. ICF is seeking a Cybersecurity Strategist for a program responsible for ensuring critical infrastructure protection and resilience through effective collabo

Full-time

USD 89,649.00 - 152,404.00 per year

Cyber Security Engineer (High Level Clearance Required)

Fort Meade, Maryland

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Today

ICF is actively recruiting for an experienced Cyber Security Engineer to join our team on-site in Fort Meade, MD. This role will support customer-related technical requirements and synchronize priorities across the platform's functional areas. The Cyber Security Engineer will provide subject matter expert guidance on cyber range development and execution, systems administration, cybersecurity, and account management support. This work will be onsite supporting a program at Ft. Meade, MD What Y

Full-time

USD 119,323.00 - 202,850.00 per year

Cyber Security Engineer (High Level Clearance Required)

Fort Meade, Maryland

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8d ago

Full-time

USD 119,323.00 - 202,850.00 per year

Cybersecurity - Information Systems Security Manager (ISSM) - Clearance Required

Remote

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Today

Overview We're looking for an Information Systems Security Manager (ISSM) to lead the authorization and continuous compliance of LIGER, an enterprise AI platform for our DHS customer. You'll own the security management posture for the platform: developing and maintaining the authorization package, driving the Risk Management Framework (RMF) lifecycle, and serving as LIGER's primary security management interface to cyber leadership. This position requires a CBP Background Investigation; U.S. cit

Full-time

Cybersecurity Engineer - Clearance Required

Remote

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Today

Overview We're looking for a Cybersecurity Engineer to support the secure deployment and continuous authorization of LIGER, an enterprise AI platform built for federal missions for a DHS customer. You'll join a small, high-visibility team and own the security work that lets LIGER reach production, maintaining the ATO posture, driving vulnerability management, and partnering with cyber stakeholders to keep the platform compliant as it evolves. This position requires a CBP Background Investigatio

Contract

USD 111,427.00 - 200,000.00 per year

Embedded Software Engineer - Cybersecurity (Secret Clearance Required)

Carlsbad, California

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Today

About us One team. Global challenges. Infinite opportunities. At Viasat, we're on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how consumers, businesses, governments and militaries around the globe communicate. We're looking for people who think big, act fearlessly, and create an inclusive environment that drives positive impact to join our team. What you'll do We are looking for an Embedded Software Engineer - Cybersec

Full-time

USD 140,500.00 - 221,500.00 per year

Sr Cybersecurity Engineer (Clearance Required)

Centennial, Colorado

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Today

Sierra Space Careers: At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth. Sierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond. Our success is measured by the trust of those who rely on what w

Full-time

USD 146,857.00 - 201,949.75 per year

Software Engineer - Clearance Required

Maryland

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Today

Job Description This position may be eligible for a $25K sign on bonus for external hires! WHAT WE'RE DOING Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Critical infrastruct

Full-time

USD 86,100.00 - 151,800.00 per year

Cyber Security SME

Reston, Virginia

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Today

Job ID: 2613651 Location: Reston, VA, US Date Posted: 2026-06-12 Category: Cyber Subcategory: Cybersecurity Spec Schedule: Full-Time Shift: Day Job Travel: Yes - 25% of the time Minimum Clearance Required: Top_Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: ORA_REMOTE Description SAIC is seeking a highly-qualified Cyber Security SME to fulfill the role of Chief Cyber Security Engineer supporting the ABMS Digital Infrastructure Network Designer & Deploy

Full-time

Cyber Security SME

No location provided

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Today

Job ID: 2613651-OTHLOC-706 Location: , , US Date Posted: 2026-06-12 Category: Cyber Subcategory: Cybersecurity Spec Schedule: Full-Time Shift: Day Job Travel: Yes - 25% of the time Minimum Clearance Required: Top_Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: ORA_REMOTE Description SAIC is seeking a highly-qualified Cyber Security SME to fulfill the role of Chief Cyber Security Engineer supporting the ABMS Digital Infrastructure Network Designer & Dep

Full-time

Geospatial Systems Engineer (Top Secret Clearance Required)

Herndon, Virginia

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Today

North Point Technology is looking to hire a Systems Engineer to join our Strata Systems Engineering team. This is an onsite role in Herndon, VA, and requires DEP II access. The qualified candidate must be able to obtain and maintain a TS/SCI security clearance, with a final TS required to start, and will ensure that Strata deliveries are engineered to meet all system requirements and contractual policies. The ideal candidate works effectively in an Agile SAFe environment, has strong systems engi

Full-time

Cyber Analysis Lead - Security Clearance Required (Future Need)

San Jose, California

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5d ago

ICF is seeking an experienced Cyber Analysis Lead to support a Defense Human Resources Activity (DHRA) cybersecurity program. In this role, you will lead a team of cyber analysts responsible for threat analysis, vulnerability assessments, and security monitoring across multiple DHRA systems. The Cyber Analysis Lead develops and implements advanced cyber defense strategies, mentor's analysts in tradecraft and tool usage, and delivers actionable risk-reduction recommendations to improve the agency

Full-time

USD 118,807.00 - 201,971.00 per year

Software Engineer (Secret Clearance Required)

Lexington Park, Maryland

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Today

Location: Lexington Park, MD Security Clearance Requirement: Active Secret with the ability to obtain a Top Secret clearance Telework Eligible? No What You'll Do: Join a high-impact engineering team supporting an innovative new NAVAIR program! As a Software Engineer, you will develop and integrate advanced simulation software used to model aircraft avionics, mission systems, weapons, and data links. In this role, you will work in an Agile development environment leveraging modern CI pipelines

Full-time

USD 95,000.00 - 130,000.00 per year

Information Systems Security Engineer (ISSE) Philadelphia, PA DoD Secret Clearance Required

Philadelphia, Pennsylvania

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Today

JOB DESCRIPTION Watershed Security, is a Veteran Owned Small Business with over 20 years' Cybersecurity and Government Contracting experiencing. Watershed is looking for a Journeyman Information Systems Security Engineer (ISSE) to support the Naval Surface Warfare Center (NSWC) in Philadelphia, PA. The successful candidates will have experience coordinating and enacting required security changes, with in various levels of an organization, ensuring compliance with published policies; conducting c

Full-time

USD 50,000.00 - 70,000.00 per year

Endpoint Engineer (TS Clearance Required) in Washington, DC

Washington, District of Columbia

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Today

Required Qualifications Active Top Secret (TS) Security Clearance. U.S. Citizen or Permanent Resident. Minimum 8 years of experience in Information Technology, Endpoint Engineering, or Cybersecurity. Minimum 6 years of hands-on engineering experience in enterprise environments. Experience working within formal change management, audit, compliance, and security governance processes. Strong verbal and written communication skills with the ability to interact with senior executives. Ability

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Third Party, Contract

Principal Cyber Systems Engineer, SME (TS/SCI Required)

Arlington, Virginia

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Today

Location: Arlington, VA (Pentagon) Clearance Required: TS/SCI minimum () Employment Type: Full-Time About Praescient Analytics: Praescient Analytics is a leader in delivering advanced analytic, data engineering, and technology integration solutions in support of the Department of Defense (DoD), Intelligence Community, and federal law enforcement. Our mission is to empower analysts and decision-makers through data-driven insights, enabling faster and more effective mission outcomes. Position Ov

Full-time

Information System Security Officer - TOP SECRET Clearance REQUIRED with SCI

Alexandria, Virginia

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Today

Akima Data Management (ADM) is seeking a highly skilled and mission-focused Information System Security Officer (ISSO) to support and oversee cybersecurity Governance, Risk, and Compliance (GRC) activities across Department of War (DoW) Office of Inspector General (OIG) information systems. The ISSO will ensure systems adhere to federal, DoW, and organizational cybersecurity requirements by developing security documentation, validating controls, supporting audits, and guiding risk mitigation eff

Full-time

USD 180,000.00 - 190,000.00 per year

Project Management Lead (Clearance Required) - Future Opportunity

San Jose, California

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7d ago

ICF is seeking an experienced Project Management Lead to support a Defense Human Resources Activity (DHRA) cybersecurity program. In this role, you will lead the planning, coordination, and execution of multiple IT and cybersecurity projects under a unified governance framework. The Project Management Lead partners with the Contract Program Manager, DHRA stakeholders, and technical teams to ensure projects meet schedule, cost, and performance objectives within the DMDC and DHRA cyber priorities.

Full-time

USD 143,756.00 - 244,385.00 per year

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