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# System Engineer

- **Company:** Leidos, Inc.
- **Location:** Burke, VA, United States
- **Experience:** Expert
- **Salary:** $107,900.0 - $195,050.0
- **Contract:** Permanent contract
- **Skills:** Testing (Software), Microsoft Windows, Agile Methodology, Apache HTTP Server, Systems Engineering, User Authentication, Command-Line Interface, Software as a Service, Cloud Computing, Software Debugging, Linux, Geospatial Intelligence, Identity and Access Management, Internet Information Services (IIS), Linux System Administration, OAuth, Oracle (Applications), Public Key Infrastructure, Scrum Methodology, Systems Development Life Cycle, Red Hat Enterprise Linux, Security Assertion Markup Language (SAML), Single Sign-On, Software Engineering, Solaris (Operating System), Systems Integration, Web Applications, Information Technology
- **Published:** June 4, 2026
- **Apply:** https://www.careerjet.com/jobad/us1034f02fb56fa9c9cad20c0c2a24e7a8

## About the Role

Navigate Linux or Windows operating systems using command line interface
Perform software testing or validation procedures, improving the procedures as needed
Demonstrated ability to document processes/ procedures
Ability to debug software issues, investigate root causes, and recommend fixes
Excellent written and verbal communication skills and extensive experience working with external
Active TS required to start; SCI/Poly eligible
SEC+ certification or DoD 8570 IAT Level II certification, or ability to attain certification within 60 days of start
Bachelor's in engineering, Computer Science or a related discipline or equivalent work experience with 8+ years of relevant work experience, will consider work experience in lieu of a degree
Preferred Qualifications:
SCI/Poly
System administration skills in support of RHEL, SE Linux, Solaris, Windows, Apache, IIS
Knowledge of software development lifecycle (SDLC), Scrum, and Agile processes
Knowledge of Oracle Identity and Access Management (IdAM) suite, including OAM, OID, OVD, OHS
Knowledge of authentication standards using OAuth, SAML, or PKI
Clearance Requirements*
Requires an active Top Secret security clearance upon hire and must meet SCI eligibility. Must be willing and able to obtain a polygraph within the customer's timeline after hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required.

## Description

Here at Leidos, we care deeply about the growth and development of our people. We are seeking a Sr. Systems Engineer, to support the team. As the Sr. Systems Engineer, you will apply technical knowledge in supporting multiple concurrent client integrations with our Enterprise Identity, Credential, and Access Management (ICAM) services. You will enjoy learning new concepts and technologies and will brief status and capabilities to technical and non-technical audiences as you support them throughout their integration.
The GEOAxIS system provides Identity, Credential and Access Management for all web applications. GEOAxIS enables online, on-demand, access to NGA GEOINT content based on user's authoritative attributes/roles. Our Mission is to maintain highly available ICAM services for protecting those critical mission applications across all security domains. The GxNext contract was awarded to Leidos in 2021 and runs until 2031.
In this role, you will apply technical knowledge and project management skills to integrate external programs with our services. You will learn new concepts and technologies, having the ability to take ownership for successfully integrating clients with the system., Perform Linux server administration
Navigate Linux or Windows operating systems using command line interface
Perform software testing or validation procedures, improving the procedures as needed
Perform system integration and experience integrating services from different systems
Debug software issues, investigate root causes, and recommend fixes
Implement, evolve, and support authentication, Single Sign On (SSO), Security Assertion Markup Language (SAML), federation, and cloud infrastructure
Deploy and operate secure authentication, access management, and Identity as a Service (IDaaS) technologies
Implement methods, standards, and approaches for describing, analyzing, and documenting an organization's enterprise IT architecture
Perform Authentication (AuthN), Authorization (AuthZ), Digital Policy Management (DPM), Entitlement Management (EM), and Authoritative Attributes (AuthA) Leverage project management skills to manage a client's integration with our services, A Senior Full-Stack Engineer will lead the architecture and development of a multi-tenant SaaS platform designed for regulated financial and government procurement workflows. This …

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