Linux Systems Engineer

General Dynamics Information Technology, Inc.; Springfield (VA); On-site; USD 124,000 - 143,000; Full time

Job summary

GDIT is seeking a Linux Systems Engineer with TS/SCI clearance to support a sophisticated enterprise environment in Springfield, VA or St. Louis, MO.

You will design, implement, and maintain Linux-based infrastructure and Nutanix hyperconverged environments across on-prem and virtualized settings. Responsibilities include automation via Ansible and scripting, integrating authentication methods, and supporting dashboards with Grafana/Zabbix.

Qualifications

• 8+ years of experience administering and engineering Linux systems in enterprise environments.
• Solid understanding of Linux system administration fundamentals (networking, storage, security, OS internals).
• Strong expertise in configuration management and automation using Ansible.

Responsibilities

• Design, implement, and maintain enterprise Linux-based infrastructure in on-premises and virtualized environments.
• Administer Nutanix HCI (AHV, Prism Central/Element) for Linux workloads.
• Develop automation using Ansible and scripting (Bash, Python).
• Manage Red Hat tools such as Satellite and Capsule.
• Monitor and optimize Linux systems and Nutanix infrastructure for performance and availability.

Skills

Linux System Administration

Red Hat Ansible

Scripting

Education

Bachelor's Degree in Computer Science or Engineering

Tools

Nutanix

Satellite

Capsule

Grafana

Zabbix

Job description

Job Details

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Linux System Administration, Red Hat Ansible, Scripting Certifications: None Experience: 5 + years of related experience US Citizenship Required: Yes

Job Description

GDIT is your place. You make it your own by embracing autonomy, seizing opportunity, and being trusted to deliver your best every day. We think. We act. We deliver. There is no challenge we can’t turn into opportunity. Our work depends on TS/SCI level cleared Linux Systems Engineer joining our team to support our Intelligence customer in Springfield, VA or St. Louis, MO. This position supports the Geospatial Services & Solutions business area to provide high-quality, cost-effective solutions to the customer. As part of the GSS Team the linux systems engineer expertise is needed to support a sophisticated enterprise environment. The Linux Systems Engineer is an active participant in SAFe and Scrum development teams and meetings. The systems engineer will be responsible for supporting the customer’s enterprise environment.

Specific Duties and Responsibilities

• Design, implement, and maintain enterprise Linux-based infrastructure in both on-premises and virtualized environments.
• Administer, maintain, and optimize Nutanix hyperconverged infrastructure (HCI), including AHV, Prism Central, and Prism Element, to support enterprise Linux workloads.
• Collaborate with infrastructure teams to provision, configure, and manage virtual machines, storage, networking, and cluster resources within Nutanix environments.
• Develop and maintain automation solutions using Ansible and scripting languages (e.g., Bash, Python).
• Standardize system configuration, patching, and deployment processes through Infrastructure-as-Code practices.
• Administer and support Red Hat ecosystem tools, including Satellite and Capsule.
• Integrate and manage authentication and authorization mechanisms (e.g., OAuth, SSO, identity providers).
• Support the development of dashboards and observability solutions using tools such as Grafana and Zabbix.
• Monitor, troubleshoot, and optimize Linux systems and Nutanix infrastructure for performance, availability, and capacity.
• Troubleshoot complex system, virtualization, storage, networking, and integration issues across distributed environments.
• Collaborate with cross-functional teams to improve system reliability, scalability, security, and operational efficiency.
• Document system architecture, processes, automation workflows, and infrastructure standards.
• Contribute to continuous improvement initiatives, including automation maturity, platform modernization, and operational best practices.

Education

Bachelor's Degree in Computer Science, Engineering, or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.

Qualifications

8+ years of experience administering and engineering Linux systems in enterprise environments, including experience supporting enterprise virtualization platforms such as Nutanix.

• Solid understanding of Linux system administration fundamentals (networking, storage, security, and OS internals).
• Strong expertise in configuration management and automation using Ansible.
• Proficiency in scripting (Bash, Python, or similar) for automation and tooling.
• Experience managing Red Hat-based environments (RHEL, Satellite, Capsule, or similar tools).
• Hands-on experience administering Nutanix HCI environments, including AHV, Prism Central, Prism Element, virtual machine lifecycle management, storage, networking, and cluster operations.
• Experience deploying, managing, and troubleshooting Linux virtual machines in Nutanix environments.
• Understanding of virtualization, hypervisor technologies, storage, and networking concepts.
• Experience troubleshooting complex infrastructure, virtualization, and performance issues.
• Experience implementing security best practices in Linux environments.
• Experience with monitoring and alerting systems.
• Strong problem-solving skills and ability to work independently.
• Active TS/SCI clearance required and eligibility to obtain a CI Polygraph.

Desired Skills

• Experience with Nutanix advanced capabilities such as Files, Objects, Flow, Calm, or Disaster Recovery.
• Experience with Nutanix automation using APIs, PowerShell, or Infrastructure-as-Code tools.
• Experience with load balancing devices such as HAProxy or F5.
• Familiarity with authentication and authorization concepts (e.g., OAuth, LDAP, SSO).
• Experience with observability and dashboarding tools such as Grafana and Zabbix.
• Familiarity with containerization technologies (Docker, Kubernetes).
• Knowledge of CI/CD pipelines and integration with infrastructure automation.
• Experience with VMware-to-Nutanix migration or hybrid virtualization environments.
• Strong communication and documentation skills.

Location

Location: Customer Site US Citizenship Required GDIT IS YOUR PLACE At GDIT, the mission is our purpose, and our people are at the center of everything we do.

Salary

The likely salary range for this position is $124,093 - $142,600. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Working Hours and Telecommuting

Scheduled Weekly Hours: 40 Travel Required: None Telecommuting Options: Onsite Work Location: USA VA Springfield Additional Work Locations: USA MO St. Louis

Benefits

Total Rewards at GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Identity Verification Process

Our Identity Verification Process: As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Equal Opportunity Employer

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans Opportunity Owned From working with technologies like AI, cyber and cloud to careers in intelligence and health, we offer endless opportunities to apply your expertise to create a safer, smarter world.

For more information about GDIT's Privacy Policy, click here: Privacy Policy | GDIT