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Application Security Engineer
Application Security Engineer-December 2024
Bethesda
Dec 14, 2025
ABOUT LEIDOS
Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, homeland security
501 - 1,000 employees
Consulting
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About Application Security Engineer

  Description

  Are you ready to join Leidos all-star team? Through training, teamwork, and exposure to challenging technical work, let Leidos show how to accelerate your career path.

  The Leidos National Security Sector has an exciting opening for you as our next TS/SCI cleared Application Security Engineer supporting DIA-NMEC under our 10-year DOMEX Technology Platform (DTP) contract. We are seeking a talented Mid-Level Application Security Engineer to join our dynamic team and contribute to the security posture of our software development lifecycle. We are looking for someone who can demonstrate strong cross functional collaboration in areas such as, but not limited to, development, production, and QA in a dynamic, secure, fast paced environment. Have impact as part of a mission focused, solutions oriented, and adaptive team that values innovation, collaboration, and professional development. While most work is conducted on-site at our client location in Bethesda, MD, we offer a flexible schedule and, occasionally, some tasks may be performed remotely. Percentage of remote work will vary based on client requirements/deliverables.

  As an integral member of the team, you will work closely with other infrastructure, network engineers, and system engineers on the following key tasks:

  Integrate security best practices into the software development life cycle (SDLC) and ensure security is embedded from design to deployment.

  Utilize Microfocus Fortify and other SAST tools to analyze source code for vulnerabilities.

  Work closely with development teams to remediate identified security issues.

  Implement and manage Black Duck SCA tools from Synopsys to identify and manage open-source component risks.

  Provide guidance on secure usage of third-party libraries and components.

  Conduct security assessments using Microfocus WebInspect and other DAST tools.

  Collaborate with development teams to address and remediate dynamic security findings.

  Implement and manage container security tools, with a focus on Anchore, to ensure secure container deployments.

  Provide recommendations for secure container orchestration.

  Work on ensuring systems and applications comply with Security Technical Implementation Guide

  You demonstrate clear devotion to the DevOps and Infrastructure as Code (IaC) mindset and meet the following qualifications:

  Bachelor’s degree in computer science, Information Security, or related field and 3+ years of prior experience in application security with a focus on SAST, SCA, DAST or Master’s with 1-2 years of prior experience in application security with a focus on SAST, SCA, DAST

  Must possess an Active Top Secret clearance and ability to obtain TS/SCI with CI Poly

  Experience in system integrations testing through a full system development life cycle, including implementing test plans, test cases and test processes.

  Strong experience with Microfocus Fortify, Black Duck, Microfocus WebInspect, Anchore, or similar products.

  Knowledge of secure coding practices and integration into SDLC

  Familiarity with common security frameworks and standards

  Strong programming/scripting skills

  Excellent communication and collaboration skills

  Working in an Agile project management environment

  Enthusiastic with the ability to work well on a team and a self-starter who can work on their own.

  You will wow us even more if you have some of these:

  Knowledge of Atlassian software such as JIRA, JIRA Service Desk, and Confluence

  Experience with data engineering tools such as Kubernetes/Rancher, Cloudera

  Experience with Configuration Management and IaC tools such as Salt or Ansible

  Experience with scripting languages, CI/CD tools, Elasticsearch, or Gitlab

  Experience working in an air-gapped environments

  Experience working in large computing environments (> 1,000 end-points)

  Pay Range:

  Pay Range $87,100.00 - $157,450.00

  The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

  Original Posting Date:

  01/17/2024

  While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

  REQNUMBER: R-00126764

  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.

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