Find work in the United States.

A simpler way to find your next job.

Jobs in the United States

25+ jobs

Save this search

Added just now
IG
Verification Engineer
Insight Global
Agoura Hills, CA
- From $89 USD / hour
5-8 years of experience in hardware verification or product test engineering, with a strong focus on high-speed digital products and complex system level validation.
Added 2 mins ago
I
Sr. IT Support Engineer
iSoftStone
Bellevue, WA
- $48 to $60 USD / hour
iSoftStone, Inc. is seeking a Sr. IT Support Engineer to join our Team in Bellevue, WA!
Added 6 mins ago
Plant Engineer
Bridgestone Americas Tire Operations, LLC
United States
The Engineering Services Manager or Plant Engineer is a key plant leadership role focusing on the factory, the property, infrastructure, and the equipment used to manufacture tires. This…
Added 6 mins ago
Senior ASIC Silicon Validation Engineer (NetSec)
Palo Alto Networks, Inc.
CA
As a Silicon Validation Engineer on the ASIC team, you will ensure that the ASICs in our groundbreaking next-generation firewall products meet or exceed industry-leading requirements for…
Added 6 mins ago
Systems Requirements & Specification Engineer Onsite
RTX
United States
Raytheon’s Systems Engineering and Test Capabilities (SE&TC) Surface Radars & Sensors Center is seeking a Senior System Engineer interested in leading requirements and specification…
Added 6 mins ago
Scrum Master – Senior Software Engineer
RTX
United States
…looking for a Software Scrum Master (SM) – Senior Software Engineer for the AN/TPY-2 radar program Orcas agile software team. The Orcas team provides subject matter expertise for concept…
Added 6 mins ago
Sr Service Engineer, Avionics Service and Support (Onsite)
RTX
United States
Collins Aerospace seeks an experienced Senior Systems Engineer to join its service engineering and support team in Cedar Rapids, Iowa, with the ability to provide on-site support as needed…
Added 6 mins ago
Senior Software Engineer - Modeling (Onsite)
RTX
United States
Lead system design and integration efforts, ensuring seamless functionality across hardware and software components.
Added 6 mins ago
Senior Software Engineer - AVI MIL FMS (Onsite)
RTX
United States
Collins Aerospace is currently seeking qualified candidates for Senior Software Engineer roles in our Military Avionics Flight Management department located in Cedar Rapids, Iowa. Teams are…
Added 8 mins ago
Digital Innovation Software Engineering Leader
Barry-Wehmiller
Remote, United States
…talent acquisition, and people management for a single software engineer…
Added 8 mins ago
Senior Software Engineer - Agile Product Owner (Onsite)
RTX
United States
Senior Software Engineer - Agile Product Owner - Flight & Mission Simulation (Onsite)
Added 8 mins ago
Software Quality Engineer onsite Woburn, MA
RTX
United States
At Raytheon, by combining our vast resources and investments, we are able to dedicate ourselves to solving mission-level vs. product-level customer challenges together we can anticipate…
Added 8 mins ago
Manager Electro-Optical Integration and Test Section Lead
RTX
United States
Develop and execute system-level test plans, automated test processes, and data acquisition tools.
Added 8 mins ago
Adaptive Engines Industrial Engineer (Onsite)
RTX
United States
Pratt & Whitney is seeking an Adaptive Engines Industrial Engineer to join our Adaptive Military Engines Team within the Mechanical Systems, Externals and Nacelles (MSEN) organization. In…
Added 8 mins ago
C
Director, Solutions/Conceptual Design
CesiumAstro
El Segundo, CA
- $228,000 to $279,000 USD / year
Lead and review architecture-level trades across antennas, RF, digital processing, communications algorithms, firmware, software, networking, and system interfaces to optimize overall…
Added 8 mins ago
C
Director, Solutions/Conceptual Design
CesiumAstro
Westminster, CO
- $218,000 to $266,000 USD / year
Lead and review architecture-level trades across antennas, RF, digital processing, communications algorithms, firmware, software, networking, and system interfaces to optimize overall…
Added 8 mins ago
Director, Solutions/Conceptual Design
CesiumAstro
Austin, TX
Lead and review architecture-level trades across antennas, RF, digital processing, communications algorithms, firmware, software, networking, and system interfaces to optimize overall…
Added 10 mins ago
Software Engineer Senior
GD Information Technology, Inc.
United States
As a Software Engineer Senior at GDIT, you will design, develop, integrate, and sustain secure software applications and data-driven solutions that support complex mission requirements.…
Added 11 mins ago
Cross Domain Network Engineer, Lead
Booz Allen Hamilton_United States
Washington, DC · McLean, VA · Reston, VA
Cross Domain Network Engineer, LeadThe Opportunity:
Added 12 mins ago
Senior Software Engineer - AI Platforms
US: Mastercard International Incor
Atlanta, GA
…Data Scientists, Product Managers, and platform teams, and own system-level concerns such as identity, authorization, attribution, reliability, evaluation, guardrails, and operational…
Added 13 mins ago
MA
Infrastructure Engineer
Midtown Athletic Clubs
Chicago, IL
- $105,000 to $125,000 USD / year
Midtown is looking for an Infrastructure Engineer to implement, support, and maintain the systems that keep our clubs and corporate teams connected, secure, and productive. Serving as Level…
Added 18 mins ago
DO
Assistant Transportation Engineer - Traffic Engineering
Department of Transportation
Augusta, ME
- $56,867.2 to $79,747.2 USD / year
This is entry level professional services and scientific work in the fields of Intelligent Transportation Systems (ITS) and Traffic Engineering performing a variety of moderately complex…
Added 22 mins ago
Sr. RF/Microwave Engineer, Satellites (Starlink)
SpaceX
Redmond, WA
…deploy Starlink, the world’s most advanced broadband internet system. Starlink is the world’s largest satellite constellation and is providing fast, reliable internet to millions of users…
Added 22 mins ago
Sr. Full Stack Engineer, Launch Software
SpaceX
Hawthorne, CA
The application software team is the central nervous system of SpaceX – we create mission critical applications that are used throughout SpaceX to accelerate launch vehicle production and…
Added 22 mins ago
Database Administrator
SpaceX
Hawthorne, CA
Engineer, deploy and maintain all aspects of Microsoft SQL database monitoring.

Closed listing

General Dynamics Information Technology

Linux Systems Engineer

MacDill AFB, FL, 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

Similar jobs hiring now

Search current openings

Original job description

Archived listing. The details below describe a past opening.

Req ID: RQ231520

Type of Requisition: Regular

Clearance Level Must Be Able to Obtain: Top Secret/SCI

Public Trust/Other Required: None

Job Family: IT Infrastructure and Operations

Skills:

CentOS,Linux,Linux Server,RedHat

Certifications:

ITIL 4 Foundation | PeopleCert - PeopleCert, CompTIA Linux+ CE | CompTIA - CompTIA, Red Hat Certified System Administrator (RHCSA) | Red Hat - Red Hat, CompTIA Security+ CE | CompTIA - CompTIA

Experience:

5 + years of related experience

US 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.

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 at https://gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

About employer

More about this job

Skills

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

Report this job