Expert Software Developer

Leidos•Chantilly, VA

About The Position

Leidos is seeking a Software Developer for a 200+ FTE technical development program supporting the Sponsor's Enterprise PKI System as well as IdAM IICAM, Authentication, Authorization, Attributes and Digital Policy Management. The Software Engineer will work with a team of developers, engineers and testers to support and modernize existing PKI systems as well as developing new systems for other networks. Core business hours are typically from 9 AM - 3 PM, five days a week. Hours can be flexible for either early arrivals, and/or late departures. Some after hours or weekend work may be required to accommodate system deployments and upgrades. The Candidate must have a strong working knowledge of Public Key Infrastructure (PKI) and understand key concepts like digital certificates and Certificate Authorities (CAs). It is highly desired the Candidate also have knowledge of Registration Authorities (RAs), key management practices, cryptographic algorithms, certificate revocation procedures, and trust models. Additionally, the ability to design a robust system to issue, manage, and revoke digital certificates while ensuring the integrity and authenticity of users and entities within a network is desirable. Candidates who do not have all these abilities, but have the ability to learn them, will be considered. Primary Responsibilities The Developer will be part of a team of developers and cloud engineers that create new features for legacy PKI systems as sponsor's mission continues to expand and evolve. Our team also builds new systems as new mission needs arise. We are actively working to build new PKI systems on other networks. Our work rhythm revolves around the Scrum agile framework to deliver incremental enhancements on a 3-week cycle. Developers actively participate in planning deliverables and grooming the Jira backlog. We rely on team collaboration to continually fine tune performance and ensure clear communication. Developers also participate in a team rotation of O&M responsibilities. They are required to be on-call for after-hours support approximately one week every three months. FIP If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Requirements

Active TS/SCI with Polygraph
Bachelor of Science (BS) degree and 16+ years of demonstrable experience
Experience creating applications with Java, Springboot, and Amazon Web Services for backend components, focusing on low-latency, high-throughput distributed systems
As new systems are built, additional programming languages may be used
Experience working closely with product owners, business analysts, and other teams to translate business requirements into technical solutions
Experience analyzing and decomposing complex software systems and creating designs for scalability, testability, and performance
Experience writing custom scripts to install and configure code in EC2 instances
Experience using Git
Experience using CloudFormation scripts
Experience creating RESTful API
Experience using XML, JSON and YAML
Experience creating applications/services using Java, JavaScript, and bash scripting
Working with the team's security engineer to address, mitigate security findings stemming from system security scans
Experience with relational databases such as PostgreSQL and MySQL and use of SQL or PLSQL
Develop APls to Integrate systems and services
Hands-on experience with Linux (CLI)
Hands on experience with scripting and Java
Strong, hands-on experience with Linux (CLI)
Experience with scripting and programming languages like BASH and Python

Nice To Haves

Experience with Public Key Infrastructure (PKI) and understand key concepts like digital certificates, Certificate Authorities (CAs), Registration Authorities (RAs), key management practices, cryptographic algorithms, certificate revocation procedures, and trust models
Experience with Jenkins
Experience delivering containerized applications with services similar to Docker and Kubernetes
Experience creating applications/services using Python
Experience with Elasticsearch and/or Kibana
Experience creating applications that rely on tokenization
Understanding of Identity Access Management (lAM) and Zero Trust concepts
Experience building microservices
Experience with automated testing frameworks such as Katalon Studio or Selenium

Responsibilities

The Developer will be part of a team of developers and cloud engineers that create new features for legacy PKI systems as sponsor's mission continues to expand and evolve.
Our team also builds new systems as new mission needs arise.
We are actively working to build new PKI systems on other networks.
Our work rhythm revolves around the Scrum agile framework to deliver incremental enhancements on a 3-week cycle.
Developers actively participate in planning deliverables and grooming the Jira backlog.
Developers also participate in a team rotation of O&M responsibilities.
They are required to be on-call for after-hours support approximately one week every three months.

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