Senior Systems Engineer
Job in
Chantilly, Fairfax County, Virginia, 20151, USA
Listed on 2026-10-23
Listing for:
Leidos
Full Time
position Listed on 2026-10-23
Job specializations:
-
IT/Tech
Systems Engineer, Cybersecurity, Cloud Computing: Infrastructure & Operations
Job Description & How to Apply Below
This position is for a Systems Engineer for the enterprise PKI program, and their associated cloud infrastructures located on a secure network. The Systems Engineer will work with a team of engineers, developers, cybersecurity engineers, system architects, and testers.
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.
While not required, it is highly desirable for the Candidate to have knowledge of 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. 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.
*** Applicants for this position are expected to have significant, hands-on systems engineering experience.
*** Primary Responsibilities Performing regular maintenance of cloud infrastructure resources, to include patching, configuration, upgrading as needed
Ensure designs are compatible with the architecture and security requirements Integrate systems and services for firewall and network components
Working with the team’s security engineer to address, mitigate security findings stemming from system security scans
Linux OS configuration, patching, and maintenance
Experience with relational databases such as PostgreSQL and MySQLIdentify and suggest risk mitigation techniques
Integrate systems and services
Strong, hands-on experience with Linux (CLI)
Experience with scripting and programming languages like BASH and Python Experience in working on teams utilizing Agile workflows and processes
Hands on experience with scripting Maintenance and deployment of containerized solutions
Required Qualifications Active TS/SCI with Polygraph Requires a Bachelor of Science (BS) degree and 8 + years of relevant experience as follows:
Strong, hands-on experience with Linux (CLI)
Experience with scripting and programming languages like BASH and Python Experience in working on teams utilizing Agile workflows and processes
Hands-on experience with scripting
Knowledge and experience in development and deployment of containerized solutions using Kubernetes and EKSDesired Qualifications
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 working with Cloud Formation / Puppet / Groovy, or other configuration and automation tools
Experience with maintaining Jenkins Network engineering troubleshooting between Cloud environments and non-Cloud environments
Experience working with Infrastructure as Code (IaC) solutions such as Ansible /…
Position Requirements
10+ Years
work experience
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