IT Security Engineer jobs in Washington, DC

Remote

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Title: Information Security Engineer IV Duration: 4+ Months (extends) Location: Remote - USA Candidates only TECHNICAL SKILLS Must Have 1+ year(s) of Gen AI related developmentDevOps practices and tools (Jenkins, Github, CI/CD, Terraform)Security Nice To Have Job Description REQUIRED KNOWLEDGE, SKILLS & ABILITIES: 4+ years of related engineering experience, including hands-on information security or software development work.Hands-on experience with AWS Bedrock or equivalent hosted LLM platfor

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Contract

Depends on Experience

IT Security Engineer

Remote or Downers Grove, Illinois

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Today

Responsibilities The Sentinel IT Security Engineer will be responsible for supporting, administering, troubleshooting, repairing, and escalating customer issues across a wide line of technologies all with a security focus. This position can work remote within the United States and occasional travel to Downers Grove, IL required as needed. The IT Security Engineer will need excellent written and verbal communication skills to tactfully assist customers to ensure that requested moves, adds, and

Full-time

USD 70,000.00 - 100,000.00 per year

IT Security Engineer - REMOTE from any EST or CST US-based location

Remote or Carmel, Indiana

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Today

Job Details CNO Financial Group, Inc. (NYSE: CNO) is a leading insurance and financial services company focused on securing the future of middle-income America. Through brands such as Bankers Life, Colonial Penn and Washington National, CNO delivers life and health insurance, annuities, financial services, and workforce benefits to more than 3.3 million policyholders, supported by $38.3 billion in total assets. With a strong financial foundation, national presence, and a culture rooted in inte

Full-time

USD 89,100.00 - 133,700.00 per year

Security Engineer

Hybrid in Washington, District of Columbia

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Today

Position Summary The Security Engineer implements and operates security controls for the platform on AWS. You will perform security testing, support ATO evidence and continuous monitoring, and remediate findings, helping keep a high-visibility federal filing platform secure and compliant. Key Responsibilities Implement and configure security controls across the AWS environment Perform vulnerability scanning, security testing, and remediation tracking Support ATO evidence collection against NIST

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Full-time, Third Party

Depends on Experience

IT Modernization Information Systems Security Engineer

Washington, District of Columbia

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MTSI is seeking a IT Modernization Information Systems Security Engineer whose primary function will be to provide Senior Cloud Information Systems Security Engineer support to the government program manager to Your essential job functions will include but may not be limited to: Integrate cybersecurity requirements into system architecture, design, and engineering processes from concept through deploymentDevelop and maintain system security artifacts including Security Plans, Security Controls

Full-time

USD 160,000.00 - 210,000.00 per year

IT Security Vulnerability Specialist (0036)

Suitland-Silver Hill, Maryland

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Today

Associate / IT Security Vulnerability Specialist (0036) OCT Consulting is a management and technology consulting firm that supports Federal Government clients. We provide consulting services in the areas of Data Analytics, Change Management, Program and Project Management, Acquisition/Procurement, and Information Technology. OCT is currently looking for an Associate to join our growing Cybersecurity practice. This position will primarily support a federal client as an IT Security Vulnerability

Full-time

USD 110,000.00 - 130,000.00 per year

Senior IT Security Operations Engineer

Remote

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About Zscaler Zscaler accelerates digital transformation to ensure our customers can be more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are constantly pushing the envelope, leveraging the world's largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Here, impact in your role matters more than t

Full-time

USD 134,000.00 - 167,500.00 per year

IT Security Specialist

Alexandria, Virginia

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IT Security Specialist Company Overview: KMS Solutions, LLC is a technical management / solutions company that specializes in engineering, analysis, and cyber security. Founded in 2005, KMS is a certified small business with nearly two decades of experience supporting the Department of Defense as well as many other departments and programs critical to our Nation's security and well-being. KMS is a three-time winner of the USA Today Top Workplaces recognizing quality workplace cultures across t

Full-time

USD 110,000.00 - 140,000.00 per year

IT Network Security Team Lead

Bethesda, Maryland

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: NACLC (T3) Job Family: Cyber and IT Risk Management Job Qualifications: Skills: Disaster Recovery (DR), Firewalls, Security Certifications: None Experience: 10 + years of related experience ship Required: No Job Description: As an IT Network Security Team Lead, the work you'll do at GDIT will be impactful to the mission of The National Libr

Full-time

USD 164,382.00 - 195,500.00 per year

Senior Specialist, IT Security

Ashburn, Virginia

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Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

USD 96,000.00 - 178,000.00 per year

Senior Specialist, IT Security

Ashburn, Virginia

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Today

Full-time

USD 96,000.00 - 178,000.00 per year

Senior Specialist, IT Security

Ashburn, Virginia

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Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers? mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trust

Full-time

Information Systems Security Engineer

Washington, District of Columbia

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Today

Overview Job Summary Galapagos Federal Systems LLC is looking for an enthusiastic, well-qualified individual to fill the Information Systems Security Engineer position. This role offers the opportunity to work with a diverse and talented group of individuals committed to driving success. The ideal candidates will provide cybersecurity engineering expertise across engineering and operations network solutions. The ISSE ensures strategic and technical adherence to all aspects of the Information

Full-time

USD 160,000.00 - 170,000.00 per year

Information System Security Engineer

Arlington, Virginia

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Job ID: 2614441 Location: Arlington, VA, US Date Posted: 2026-07-09 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking an Information System Security Engineer (ISSE) to join our team. This position is in Arlington, VA and requires an active Top Secret/SCI clearance. Job responsibilities include, but are

Full-time

USD 120,001.00 - 160,000.00 per year

Security Engineer

Rockville, Maryland

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Software Guidance & Assistance, Inc., (SGA), is searching for a Security Engineer for a CONTRACT assignment with one of our premier Regulatory clients in the DMV area. The primary function of the Security Engineer is responsible for designing, implementing, and maintaining controls that protect enterprise systems and data from unauthorized access, modification, or loss. This role requires expertise in cyber security, email platforms, cloud environments, and data protection operations. Responsibi

Contract

USD 83.00 - 87.00 per hour

Information Systems Security Engineer

Vienna, Virginia

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Data Intelligence, LLC is seeking a skilled Information Systems Security Engineer (ISSE) to support a top-tier federal client engaged in national security and counterterrorism operations. This full-time position, based in Vienna, VA, plays a critical role in securing complex IT systems in a high-visibility, mission-driven environment. The selected candidate will work closely with government and contractor stakeholders to ensure compliance, manage risk, and defend against evolving cyber threats.

Full-time

USD 105,000.00 - 115,000.00 per year

Information System Security Engineer

Washington, District of Columbia

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A growing cybersecurity firm is seeking an Information Systems Security Engineer to support the security of federal cloud and enterprise systems. This is a hybrid role based in Washington, DC, focused on cloud security engineering, secure architecture, and integrating security throughout the system lifecycle. Responsibilities Design and implement security controls across Azure, AWS, and enterprise environments. Assess cloud architectures, networking, firewalls, and security configurations. Int

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Contract

$70 - $75

Information Systems Security Engineer

Lorton, Virginia

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Today

Overview Systems Planning and Analysis, Inc. (SPA) delivers high-impact, technical solutions to complex national security issues. With over 50 years of business expertise and consistent growth, we are known for continuous innovation for our government customers, in both the US and abroad. Our exceptionally talented team is highly collaborative in spirit and practice, producing Results that Matter. Come work with the best! We offer opportunity, unique challenges, and clear-sighted commitment to

Full-time

USD 180,000.00 per year

Security Engineer 2 - Cyber Security

Remote or Bowie, Maryland

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SUMMARY: This position is responsible for design, planning, and implementation of in-house and cloud-based information systems, and enterprise software architectures that support the bank's information security operations functions. This role performs feedback and recommendation in the evaluation and selection of technologies, ensuring confidentiality, integrity, availability of data, and alignment with the standards of the bank. The position serves as a technical resource for security engineer

Full-time

USD 100,000.00 - 110,000.00 per year

Information Security Engineer

Reston, Virginia

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Babel Street is the trusted technology partner for the world's most advanced identity intelligence and risk operations. We deliver advanced AI and data analytics solutions providing unmatched, analysis-ready data regardless of language, proactive risk identification, 360-degree insights, high-speed automation, and seamless integration into existing systems. Babel Street empowers government and commercial organizations to transform high-stakes identity and risk operations into a strategic advanta

Full-time

USD 100,000.00 - 110,000.00 per year

IT Security Engineer jobs in Washington, DC, USA