Software Engineer, Cybersecurity, Systems Engineer
Listed on 2026-03-14
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IT/Tech
Cybersecurity, Systems Engineer
Overview
Software Engineer
Are you fully cleared and looking for an opportunity to make an impact?
At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.
If this sounds like the kind of environment where you can thrive, keep reading!
Leidos National Security Sector is seeking a fully cleared Software Engineer to join an existing team supporting, operating, and maintaining an AWS hosted software application and underlying databases.
Responsibilities- Conduct application bug fixes and evolving/enhancing the application commensurate with user feedback, team-provided recommendations, and the client s strategic growth.
- Ensure compliance with all IT/security/other applicable policies, advising the client on risk mitigation to ensure future policy compliance, and adherence to a contractor-recommended and client-approved Configuration Management processes.
- Provide operations and maintenance support for client system, to include underlying databases and cloud infrastructure.
- Resolve bugs, implement enhancements to improve the user interface/experience, and evolve the system in accordance with the client’s mission and new data sources.
- Develop and implement both an immediate “hotfix” and a longer-term release cycle that allows for both critical and incremental changes.
- Perform continuous monitoring (during regular business hours) of system functionality and data ingestion.
- Maintain an Interface Control Document describing the standards and allowable schema(s) for new data sets to be ingested into the system.
- Ensure the system retains accreditation and is compliant with client security directives and regulations and consistent with ICD 503, FISMA, and all other legal and technical compliance activities.
- Maintain compliance with all monitoring systems required for enterprise applications, including Cloud Watch, Splunk and others as required by the client.
- Maintain Non-Person Entity PKI certs for the client, and update certs as required.
- Identify, evaluate, propose, and implement, with client approval, interfaces where the system may enrich other current and future client constructs (databases, applications, networks).
- Propose and implement, with client approval, an Engineering Change Management process that enables evaluating, prioritizing, resourcing, deconflicting, testing, and implementing changes to the architecture or processes.
- Propose and implement, with client approval, a Knowledge Management process and environment which documents and archives architectures, processes, schedules, or other artifacts as required, using MS Office file formats.
- Propose and implement, with client approval, a Configuration Management process which develops, publishes, and updates architecture baselines and changes to the system, formally delivered in MS Office file formats.
- Propose and implement, with client approval, a feedback process which surveys the user community on recommendations on system enhancements or defect resolution.
- Maintain user guides and training materials for the system, and provide both formal and ad hoc informal training sessions.
- Propose and implement, with client approval, an issue and risk management workflow that identifies programmatic or technical matters of concern.
- Active TS/SCI with Polygraph is required.
- Active TS/SCI with Polygraph security clearance.
- Bachelor’s degree and 4+ years of experience.
- Demonstrated experience in software design and development using the full suite of Enterprise Sec Dev Ops tools to support Continuous Integration / Continuous Development services and microservices on a cloud infrastructure.
- Demonstrated experience in full stack web application software development using Vue (Java script), FastAPI (Python), and Postgre
SQL (managed Amazon Web Service (AWS) Relational Database…
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