Cyber security Jobs

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Principal Cyber Security Developer

ManTech

•

Chantilly, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Principal Cyber Security Developer to join our team in Chantilly, VA. Principal Cyber Security Developers ensure excellence in the development and delivery of cyber security software solutions. They actively develop, test, and deploy high-quality cyber solution components according to provided requirements. This role requires a professional who thrives both in collaborative team settings and when working independently. Responsibilities inc
Posted 14 days ago | Updated 4 hours ago

Senior Cyber Security Engineer

ManTech

•

Chantilly, Virginia, USA

Full-time

MANTECH seeks a motivated, career-focused Senior Cyber Security Engineer to join our team in Chantilly, VA. In this role, you will support system security architecture and assurance by implementing robust cybersecurity frameworks, assessing risk, and leading system compliance activities across complex computing environments. Responsibilities include but are not limited to: Providing Information Assurance (IA) security requirements to update system requirement documentsCoordinating IA matters wi
Posted 9 days ago | Updated 4 hours ago

Senior Cybersecurity Engineer

Eliassen Group

•

Belcamp, Maryland, USA

Contract

Description: Our client is looking for a Cleared Senior InfoSec Engineer in the Washington, DC area. Seeking a Senior Cybersecurity Engineer to support its PEO C3N Contract in Aberdeen, MD. The Cybersecurity Engineer will provide a system-of-systems approach to advancing and synchronizing c security architecture associated with protecting our assets (firewalls, intrusion detection systems, endpoint security systems, SIEM platforms, and threat mitigation) across PEO C3N. Location: Washington, D
Posted 38 days ago | Updated 6 hours ago

Cyber Security Analyst

Eliassen Group

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Westlake, Texas, USA

Contract

Description: **Hybrid | Westlake, TX** Our client is a leading provider of financial services, including brokerage, investment advice, retirement services, and asset management, is looking for a Cyber Security Analyst. Due to client requirement, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance. Rate: $60 - $64 / hr. w2 Responsi
Posted 6 hours ago

Cybersecurity Engineer, Senior

BOOZ, ALLEN & HAMILTON, INC.

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Chantilly, Virginia, USA

Full-time

Cybersecurity Engineer, Senior The Opportunity: Are you looking for an opportunity to share your experience in network and system security to safeguard our nation? As a cybersecurity engineer, you can identify, implement, and operate the systems, tools, and approaches needed to assess vulnerabilities, repel threats, and improve enterprise security. We need your experience to lead the development and implementation of security solutions that protect critical national security missions. On our te
Posted 21 days ago | Updated 18 hours ago

Sensoring-Monitoring Control Systems Cybersecurity Consultant Mid-Level

The Squires Group, Inc

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Washington, District of Columbia, USA

Full-time

Overview Cybersecurity Consultant - OT Sensoring & Monitoring Systems Location: Onsite at the Pentagon (3 days remote / 2 days onsite) Clearance Required: Active DoD Top Secret (SCI eligibility required) We're hiring a Cybersecurity Consultant to support mission-critical Operational Technology (OT) cybersecurity efforts for a major branch of our Armed Forces. This mid-level role is ideal for professionals with 3-5 years of hands-on experience in intrusion detection systems, OT/ICS security, and
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Posted 2 days ago | Updated 4 hours ago

Mid Cybersecurity Test Engineer

Booz Allen Hamilton

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San Diego, California, USA

Full-time

Job Number: R0220440 Cybersecurity Test Engineer, Mid The Opportunity: Are you looking for an opportunity to advance your experience in cybersecurity and security engineering that will safeguard our nation? As a systems security and network security engineer, you can identify the tools, applications, and systems needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to develop and implement security solutions that will protect our military
Posted 50 days ago | Updated 7 hours ago

Cybersecurity Specialist

SAIC

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Aberdeen Proving Ground, Maryland, USA

Full-time

Job ID: 2506984 Location: ABERDEEN PROVING GROUND, MD, US Date Posted: 2025-06-25 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 SAlC is seeking a Cybersecurity Specialist to support the U.S. Army Combat Capabilities Development Command (CCDEVCOM), Engineering and Systems Integration (ESl) Directorate, Quick
Posted 23 days ago | Updated 4 hours ago

Cybersecurity Trainer

Evolver Federal

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Springfield, Virginia, USA

Full-time

Evolver Federal is seeking a Cybersecurity Trainer to support its Federal client in Springfield, VA in developing training content, outreach materials, and coordinating all aspects of the client's Cybersecurity Training and Awareness Program. The successful candidate will be a self-starter who leverages their strong written and verbal communication skills to develop and deliver training content and lead the execution of the communication strategy in support of the client's Cybersecurity Training
Posted 7 days ago | Updated 3 hours ago

Principal Cyber Security Developer

ManTech

•

Chantilly, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Principal Cyber Security Developer to join our team in Chantilly, VA. Principal Cyber Security Developers ensure excellence in the development and delivery of cyber security software solutions. They actively develop, test, and deploy high-quality cyber solution components according to provided requirements. This role requires a professional who thrives both in collaborative team settings and when working independently. Responsibilities inc
Posted 15 days ago | Updated 4 hours ago

Cybersecurity Risk Management and Compliance Lead

Delviom LLC

•

Springfield, Virginia, USA

Full-time

Job Title: NSS Cybersecurity Risk Management and Compliance Lead (Key Personnel) Location: Springfield, VA (Onsite) Duration: 3years Clearance: Top Secret//SCI Key Skills: 10+ years of experience, Responsible for leading Security Architecture and Design for NSS Systems, NSS Security Engineering Support and NSS Governance, Risk, and Compliance (GRC) Support. Requires deep understanding of security architecture and engineering, automation, NSS systems, CNSS, CNSSI 1253, DoD and IC requirements, S
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Posted 9 days ago | Updated 2 days ago

Cyber Security Manager

Saab

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De Witt, New York, USA

Full-time

Job Description: Saab is seeking a Cyber Security Manager to join our team in East Syracuse, NY . This individual will oversee information assurance activities for Saab's corporate environments ensuring compliance with the Cyber Security Maturity Model Certification (CMMC), and Internation Standards Organization (ISO) standards. The Cyber Security Manager will provide expert advice in evaluating and designing security solutions and working with technicians throughout the company in implementing
Posted 42 days ago | Updated 4 hours ago

Cybersecurity Proposals Specialist

Motion Recruitment Partners, LLC

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Boston, Massachusetts, USA

Full-time

Job Description Join a cutting-edge cybersecurity team within a Fortune 500 energy company, where innovation, resilience, and the protection of critical infrastructure are at the heart of everything we do. This full-time hybrid role based in downtown Boston offers a rare opportunity to play a pivotal role in developing high-impact cybersecurity proposals that safeguard digital operations from rapidly evolving threats. As a Cybersecurity Proposal Specialist, you'll serve as a key driver in shapin
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Posted 25 days ago | Updated 3 hours ago

Cybersecurity Firmware Engineer, Mid

BOOZ, ALLEN & HAMILTON, INC.

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Rome, New York, USA

Full-time

Cybersecurity Firmware Engineer, Mid Key Role: Collaborate in a team-based environment to test and evaluate systems against a set of security requirements to evaluate potential risk. Gain an understanding of and develop potential testing methodologies based on vendor provided system documentation. Utilize functional and working or industry knowledge to review hardware description language to identify potential threat vectors. Assess hardware and software-based cross domain systems to ensure sec
Posted 18 days ago | Updated 6 hours ago

Principal Cyber Security Engineer

ManTech

•

Chantilly, Virginia, USA

Full-time

Mantech seeks a motivated and customer-focused Principal Cyber Security Engineer to join our team in Chantilly, VA. In this role, you will help design, implement, and sustain mission-driven cybersecurity solutions that enable secure enterprise operations. You will provide technical leadership and hands-on expertise in supporting Comply-to-Connect (C2C) systems across both classified and unclassified environments. Responsibilities include but are not limited to: Engineering, designing, implement
Posted 21 days ago | Updated 4 hours ago

Lead Cybersecurity Engineer

Booz Allen Hamilton

•

Doral, Florida, USA

Full-time

Job Number: R0219403 Cybersecurity Engineer, Lead The Opportunity: Are you looking for an opportunity to share your cybersecurity experience to protect and defend critical communications networks? As a systems security and network security engineer, you can become an integral part of our team responsible for developing and implementing effective cybersecurity strategies to enable a vital national security system to operate in compliance with the Department of Defense (DoD) and other requisite se
Posted 60+ days ago | Updated 7 hours ago

Cybersecurity Engineer

Booz Allen Hamilton

•

Doral, Florida, USA

Full-time

Job Number: R0220829 Cybersecurity Engineer The Opportunity: Cyber threats are everywhere, and the constantly evolving nature of these threats can make understanding them seem overwhelming. In all of this "cyber noise," how can these organizations understand their risks and how to mitigate them? The answer is you, an information security risk spe cia list who will break down complex threats into manageable plans of action. As a Cybersecurity Engineer on our team, you'll use your experience to
Posted 38 days ago | Updated 7 hours ago

Cybersecurity SME

Delviom LLC

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Springfield, Virginia, USA

Full-time

Data Analytics & Management Support Support R&D of data analytics and management technologies for large-scale data collection, analysis, parsing, and reporting.Assist DHS CISOD and Component FISMA Reporting teams with data-driven solutions.Technical & Installation Support Provide installation and technical support for DHS CISOD and component systems.Troubleshoot data feed submissions and interface issues with the DHS FISMA Compliance Tool suite.Continuous Monitoring & Automation Maintain and con
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Posted 11 days ago | Updated 2 days ago

Cybersecurity Engineer - Early Career

Lockheed Martin Corporation

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Huntsville, Alabama, USA

Full-time

Job Description Protecting what matters most is the mission that matters most. Ready for a challenge at the speed of Hypersonics Come join Lockheed's Long Range Hypersonic Weapon (LRHW) team. Our system will travel at Mach 5 (over a mile per second). Helping us create a system that goes that fast means overcoming several difficult physics and engineering challenges. You will be integrating hypersonic missile technology into an Army battery on a highly accelerated schedule to deliver a hyperso
Posted 8 days ago | Updated 6 hours ago

Principal Cybersecurity Systems Engineer

Leidos

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Linthicum Heights, Maryland, USA

Full-time

Are you seeking a new and challenging position supporting a complex, mission-critical Program? Well, look no further! Leidos is currently looking to add a Sr. Systems Engineer to an Information Assurance Program near Ft. Meade, MD. The successful candidate will participate in the development/evaluation of system engineering documentation, such as System Engineering Plans, Initial Capabilities Documents, Requirements Specifications, security requirements and security testing documents. Provide t
Posted 6 hours ago