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Added 1 min ago
Systems Engineer I/II - Network
Clayton
Participate in Risk assessments & provide analysis of supported systems for performance & capacity
Added 1 min ago
Strategic Mission Engineer
CHAOS Industries
Washington, DC
…operational assessments that deliver operational analysis and system performance assessment across defense, national security, and commercial programs – which will guide internal…
Added 2 mins ago
EHS Engineer
James G. Davis Construction Corp.
Rockville, MD
The role of the EHS Engineer is to eliminate or control hazardous conditions resulting from human error, equipment and machine operations which may lead to human injury and / or property…
Added 2 mins ago
O
Senior Director, Power Systems Engineering – OCI Data Center Infrastructure
Oracle
United States
- $182,000 to $414,400 USD / year
Serve as OCI’s senior technical authority for utility-facing and campus-level power systems.
Added 3 mins ago
Oliver Wyman Vector - Aerospace Software Engineer, Senior Lead - Seattle, WA
Oliver Wyman, LLC
United States
9+ years of experience as a Software Engineer, or similar role in a technology driven environment.
Added 3 mins ago
Senior Software Engineer, Identity & Access Management
Crusoe
San Francisco, CA
…requests at single-digit-millisecond latency, so reliability and performance are non-negotiable. We are seeking seasoned Senior Software Engineers to design, build, and scale this platform:…
Added 3 mins ago
Senior Systems Engineer
Robert Half
Avondale, AZ
We are seeking an experienced Senior Systems Engineer to lead the design, administration, optimization, and support of a complex enterprise infrastructure environment. This role is…
Added 5 mins ago
Head of Advanced Support
DRIVENETS
Remote, United States
…year this is a build-and-do role: you will often be the most senior engineer on a critical case. As DriveNets expands you will lead Tier 3 support engineers. Initial team: three T3…
Added 5 mins ago
Senior Engineer, Network Security
Lifepoint Health
Remote, United States
The Senior Network Security Engineer is responsible for interfacing directly with end-users and vendors to assess, recommend, design, and implement network security solutions, firewall…
Added 7 mins ago
Jr. Physical Security Engineer (Remote)
DataBank
Dallas, TX
The Junior Physical Security Engineer supports the design, implementation, and maintenance of physical security technology across DataBank’s facilities and data centers. This entry -level…
Added 8 mins ago
Software Development Engineer, Eva Development Team
Amazon Web Services, Inc.
Bellevue, WA
Join the Data Center Gen AI team, where we build generative AI solutions for AWS data centers. Our systems orchestrate physical work processes across AWS's worldwide data centers, directly…
Added 8 mins ago
Principal Product Engineer
Rambus
San Jose, CA
As a Product Engineer, you will play a key role in new product introduction. In this full-time position, you will report directly to the Senior Manager of Product Engineering. Our Product…
Added 11 mins ago
SI
Senior Controls Engineer
SSOE, Inc.
Austin, TX
- $110,000 to $135,000 USD / year
We are seeking a Senior Controls Engineer to support our growing Client base. Our Manufacturing business is expanding more than ever and there are many opportunities to grow and work with…
Added 13 mins ago
F
Senior Software Engineer
Ford
Livonia, MI · Livonia
- $147,077 to $174,536.04 USD / year
Senior Software Engineer - positions offered by Ford Motor Company (Livonia, Michigan). Note, this is a hybrid position whereby the employee will work both from home and from the…
Added 14 mins ago
Director of Systems Engineering
PRICE INDUSTRIES INC
Suwanee, GA
The Director of Systems Engineering will serve as Price’s senior internal consultant on HVAC system design, bringing the perspective of a practicing consulting engineer across our business…
Added 14 mins ago
EL
Structural Project Associate
ECS Ltd
Fredericksburg, VA
- $77,000 to $90,000 USD / year
…project teams to evaluate existing structures, investigate performance concerns, support repair and rehabilitation projects, and deliver practical solutions for clients across a variety of…
Added 14 mins ago
EL
Building Enclosure Principal Engineer
ECS Ltd
Walnut Creek, CA
- $185,000 to $240,000 USD / year
…lead building enclosure consulting projects and serve as a senior technical expert on building enclosure investigations, assessments, commissioning, testing, and design consulting. You will…
Added 14 mins ago
EL
Building Enclosure Principal Engineer
ECS Ltd
Roseville, CA
- $185,000 to $240,000 USD / year
…lead building enclosure consulting projects and serve as a senior technical expert on building enclosure investigations, assessments, commissioning, testing, and design consulting. You will…
Added 15 mins ago
IC Test Engineer
Keysight Technologies, Inc.
Santa Rosa, CA
…opportunities and market trends that address unmet needs. As a Senior IC Test Engineer, you will be joining a dedicated team of visionaries to innovate and deliver the next generation of…
Added 15 mins ago
Solutions Architect - Telco
Databricks
Remote, United States
6+ years in solutions architecture, data engineering, technical pre-sales, or a senior hands-on technical role
Added 15 mins ago
A
Senior Consultant CPM (Forward Deployed Engineer)
Accordion
NY · Atlanta, GA · Boston, MA · Charlotte, NC · Chicago, IL · Dallas, TX · Los Angeles, CA · San Francisco, CA
- $95,000 to $140,000 USD / year
Accordion is seeking a Forward Deployed Engineer (FDE) to embed directly with client finance teams and build AI-powered agents and automated workflows that transform how organizations…
Added 16 mins ago
CS
Systems Engineer 3 (Watch Desk) - Jira/Confluence/Rancher/Redis/NiFi/Docker/Kubernetes/AWS/Nagios/Prometheus
Captivation Software
San Antonio, TX
- $130,000 to $270,000 USD / year
Captivation Software is looking for a senior level systems engineer who will be working on the watch floor and responsible for monitoring system health, availability, performance, and data…
Added 21 mins ago
VH
Senior Data Engineer, Platform
Vanna Health, Inc
Remote, United States
- $180,000 to $220,000 USD / year
…including compute choices, serverless versus clusters, cost and performance; how work is orchestrated and deployed; how we connect to partners and systems, over SFTP, S3, private networking…
Added 22 mins ago
Software Engineer I
Penske
Reading, PA · Tampa, FL
As a Software Engineer I, you will participate in all aspects of the Software Development lifecycle by supporting existing software development efforts and troubleshooting issues as they…
Added 22 mins ago
FG
Senior Software Engineer
Ford Global
Remote, United States
- $147,077 to $184,338.84 USD / year
Senior Software Engineer - positions offered by Ford Motor Company (Dearborn, Michigan). Note, this is a purely telecommuting/work-from-home position whereby the employee may reside…

Closed listing

GD Information Technology, Inc.

Linux Systems Engineer

United States

The likely salary range for this position is $110,500 - $149,500.

This opening has closed.

The original listing is kept below for reference.

Find open jobs More jobs with this employer

About employer

Job details

Pay: The likely salary range for this position is $110,500 - $149,500.
Experience: Experience: 5+ years of related experience
Posting language: English
Posted: Nov 3, 2026

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Original job description

Archived listing. The details below describe a past opening.

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

CentOS, Linux, Linux Server, RedHatCertifications:

NoneExperience:

5 + years of related experienceUS Citizenship Required:

Yes

Job Description:

Advance how our customers operate while you advance your career. Join GDIT as a Senior Linux Systems Engineer and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.

MEANINGFUL WORK AND PERSONAL IMPACT

As a Senior Linux Systems Engineer, the work you’ll do at GDIT will be impactful to the mission of USCENTCOM. You will play a crucial role in configuration, maintenance, and optimization of Linux-based server environments supporting a large-scale enterprise infrastructure. This role supports mission-critical systems across an environment of more than 5,000 users, 1,000 servers, and 10,000 endpoints. The administrator will collaborate closely with other Enterprise Services teams to ensure system availability, performance, security compliance, and operational efficiency in support of USCENTCOM mission requirements.

Duties and Responsibilities

Configure, deploy, and maintain Linux server environments, including physical and virtual systems.
Administer Red Hat and CentOS Linux systems, ensuring stability, performance, and security compliance.
Configure and manage Linux services such as Apache, Nginx, DNS, DHCP, LDAP, and related system services.
Monitor system performance and availability, proactively identifying and resolving issues before they impact operations.
Troubleshoot and resolve complex system issues, including problems without existing documented solutions.
Implement system patches, updates, and security hardening in accordance with DoD and organizational policies.
Manage SSL/TLS certificate lifecycle activities supporting Linux-based services.
Collaborate with infrastructure, network, storage, and security teams to design and implement Linux-based solutions aligned with enterprise requirements.
Participate in system upgrades, migrations, and the deployment of new Linux infrastructure components.
Ensure incidents, problems, and service requests are tracked, prioritized, escalated, and resolved appropriately.
Develop and maintain technical documentation, including system configurations, troubleshooting guides, and standard operating procedures.
Produce reports and data sets to inform leadership of system performance, trends, and improvement opportunities.
Provide technical mentorship and guidance to junior administrators and team members.
Support projects focused on improving the security, efficiency, scalability, and resilience of Linux environments.
Assist in developing and enforcing system policies and best practices.
Participate in enterprise initiatives to modernize and standardize infrastructure services.
Contribute to continuous improvement efforts across Enterprise Services teams.

WHAT YOU’LL NEED TO SUCCEED

Bring your technology expertise and drive for innovation to GDIT. The Systems Administrator Senior must have:

Certification: Applicable DoW 8140 or DoW 8570 Certification
Experience: 5+ years of related experience
Required skills:
Demonstrated proficiency administering Red Hat and CentOS Linux systems in enterprise environments.
Strong experience building, deploying, and maintaining Linux server infrastructures.
Expertise in system performance tuning, availability management, and security hardening.
Experience implementing patches, updates, and configuration changes in controlled environments.
Ability to troubleshoot and resolve complex systems issues under operational constraints.
Strong documentation skills for system configurations, procedures, and troubleshooting guides.
Proven ability to work collaboratively across multiple IT disciplines.
Desired Skills:
Red Hat Certified System Administrator (RHCSA) or higher
ITIL 4 Foundation Certification
Experience supporting USCENTCOM environments and familiarity with mission systems and operational requirements.
Knowledge of enterprise-scale infrastructure operations.
Experience mentoring junior administrators and contributing to team development.
Security clearance level: TS/SCI
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.

Growth: AI-powered career tool that identifies career steps and learning opportunities
Support: An internal mobility team focused on helping you achieve your career goals
Rewards: Comprehensive benefits and wellness packages, 401K with company match, competitive pay and paid time off
Community: Award-winning culture of innovation and a military-friendly workplace

#centcomcits #gditprioity

The likely salary range for this position is $110,500 - $149,500. 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.

Scheduled Weekly Hours:

Travel Required:

Less than 10%

Telecommuting Options:

Onsite

Work Location:

USA FL MacDill AFB

Additional Work Locations:

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.

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.

Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

About employer

More about this job

Skills

Linux
IMPACT
Regulatory compliance
DNS
DHCP
LDAP
Monitor system performance
Troubleshoot
Documentation
Troubleshooting
Leadership
Process improvement
ITIL
Coaching
Team building

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