Jobs in the United States

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Added 20 mins ago
Production Engineer Senior Specialist
Toyota Boshoku America Inc
Hopkinsville, KY
Partner with Maintenance to improve equipment reliability, spare parts strategy, preventive maintenance, and abnormality response.
Added 40 mins ago
Electrical Engineer
SIGMA
Garden City, GA
We are seeking a motivated and detail-oriented Entry-Level Electrical Engineer to join our engineering and maintenance team within a fast-paced food manufacturing environment. This position…
Added 40 mins ago
Industrial Mechanical Engineer
SIGMA
Garden City, GA
We are seeking a motivated and detail-oriented Entry-Level Industrial Mechanical Engineer to join our engineering and maintenance team in a fast-paced food manufacturing environment. This…
Added 42 mins ago
Manufacturing Engineer
Superior Essex
Fort Wayne, IN
The Manufacturing Engineer designs implements, and improves manufacturing processes to enhance efficiency, quality, and cost-effectiveness. This role also assists the Maintenance…
Added 1 hour ago
G
Maintenance Engineer
GPAC
St Louis Park, MN
- $34 to $41 USD / hour
A global leader in food processing technology is seeking a Maintenance Engineer to join its technical applications team.
Added 2 hours ago
VC
ERS-NETA Electrical Testing Technician - SIGN-ON UP TO $10K
Vertiv Corporation
Denver, CO
- $95 USD / hour
As a NETA founding company with roots dating back to 1967, Vertiv's Electrical Reliability Services (ERS) and High Voltage Maintenance (HVM) divisions are where the industry's best…
Added 2 hours ago
VC
ERS-NETA Electrical Testing Technician - SIGN-ON UP TO $10K
Vertiv Corporation
Denver, CO
- $95 USD / hour
As a NETA founding company with roots dating back to 1967, Vertiv's Electrical Reliability Services (ERS) and High Voltage Maintenance (HVM) divisions are where the industry's best…
Added 2 hours ago
M
Critical Environment Electrical Engineering
Microsoft
ON, CA
- $85,800 to $169,300 CAD / year
…every day and we need you as a Critical Environment Electrical Engineer (Energy…
Added 2 hours ago
M
Critical Environment Electrical Engineer
Microsoft
TX · San Antonio, TX · San Antonio
- $102,100 to $219,200 USD / year
…every day and we need you as a Critical Environment Electrical…
Added 2 hours ago
M
Principal Software Engineering Manager
Microsoft
WA · Redmond, WA · Redmond
- $142,800 to $304,200 USD / year
We are looking for an experienced Principal Software Engineer Manager to lead Email Semantic Indexing that support Outlook search and Microsoft 365 Copilot, integrating Responsible AI…
Added 2 hours ago
Equipment Engineer IV - Asset & Records Control - Any FE location
FirstEnergy Corp
Akron, OH
…fleet. The team works closely with engineering, operations, maintenance, and planning organizations to evaluate asset condition and performance, manage risk, prioritize investments, and…
Added 2 hours ago
Senior Electrical Test Engineer
Dayton Power & Light Company
Dayton, OH
Added 2 hours ago
Process Engineer
Tremco Incorporated
Cleveland, OH
…residential construction and restoration projects. The Process Engineer provides engineering support to the assigned program and/or area to ensure the product is processed in accordance…
Added 3 hours ago
Engineer, I-Sr (Utility)
Entergy
New Caney, TX
Responsible for engineering design and support for power distribution. Performs a wide variety of planning, maintenance, and design engineering activities related to routine, non-routine,…
Added 3 hours ago
G
Maintenance Engineer
GPAC
Eden Prairie, MN
- $34 to $41 USD / hour
A global leader in food processing technology is seeking a Maintenance Engineer to join its technical applications team.
Added 4 hours ago
Controls Engineer
Kubota
Gainesville, GA
…automation, smart systems, and continuous innovation. As a Controls Engineer, you’ll play a key role in driving the next generation of our production capabilities - designing and deploying…
Added 4 hours ago
Digital Manufacturing System Engineer (ONSITE)
Kubota
Gainesville, GA
We are seeking a driven and innovative Digital Manufacturing System Engineer to join our team in a fast-paced manufacturing environment. This role is ideal for a technology-focused engineer…
Added 4 hours ago
Senior Controls Engineer
Kubota
Gainesville, GA
…smart systems, and continuous innovation. As a Senior Controls Engineer, you’ll lead the development and implementation of advanced automated systems to support and enhance manufacturing…
Added 4 hours ago
Senior Software Engineer, Network Platform Security
Cisco Systems, Inc.
Milpitas, CA
Join the Infrastructure Engineering team as a Software Engineer and help redefine how networking problems are solved. You will develop innovative software for next-generation networking…
Added 4 hours ago
Site Reliability Engineer
neurohire.ai
Remote, United States
NeuroHire is seeking a motivated and technically curious Site Reliability Engineer (SRE) to join our team. In this role, you will help maintain the reliability, availability, performance,…
Added 4 hours ago
TA
Process Engineer
The AmeriLux Family of Companies
De Pere, WI
- $42,000 to $75,000 USD / year
Join the A-Team as a Process Engineer! The Process Engineer is responsible for supporting, optimizing, and maintaining manufacturing processes within a continuous plastic extrusion…
Added 4 hours ago
TA
Process Engineer
The AmeriLux Family of Companies
Green Bay, WI
- $42,000 to $75,000 USD / year
Join the A-Team as a Process Engineer! The Process Engineer is responsible for supporting, optimizing, and maintaining manufacturing processes within a continuous plastic extrusion…
Added 4 hours ago
DevOps Engineer 3
DCCA
Annapolis Junction, MD
Create, Assist, and Implement design and maintenance web service infrastructure and deployments
Added 5 hours ago
Senior Software Engineer, AI/ML Network Engineering
Cisco
Milpitas, CA
Join the Infrastructure Engineering team as a Software Engineer and help redefine how networking problems are solved. You will develop innovative software for next-generation networking…
Added 7 hours ago
Site Reliability Engineer (SRE)
Rocket.net
Remote, United States
At Rocket.net, reliability, performance, and customer experience are at the center of everything we build. We are looking for a Site Reliability Engineer to help maintain the health,…

L3Harris

Senior Specialist, System Administrator (TS/SCI Needed)

Melbourne, FL, United States

In compliance with pay transparency requirements, the salary range for this role in Florida state is $92,500-$171,500.

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Job details

Pay: In compliance with pay transparency requirements, the salary range for this role in Florida state is $92,500-$171,500.
Posting language: English
Posted: Aug 20, 2026

Original job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Sr. Specialist, Cyber Infrastructure Systems Engineer (System Administration)

Job Code: 42971

Job Location: Melbourne, FL

Job Schedule: Standard 5/8

Job Description:

We are seeking a skilled and experienced Cyber Infrastrastructure Systems Engineer (CISE) to join our Melbounre, FL team. The ideal candidate will have system administration expertise in Amazon Web Service (AWS) Amazon Machine Images (AMI), managing and optimizing Windows and Linux systems, as well as virtual infrastructures. This role requires a hands-on professional with a robust understanding of security and risk management, and system monitoring. The candidate must have a proven track record of designing and implementing solutions that comply with security policies, maintaining a secure and resilient IT environment.

Essential Functions:

Utilize cloud technologies such as Amazon Web Service (AWS) Amazon Machine Images (AMI)
Installation of monitoring agents, STIGing, and Hardening AWS AMIs
Update Packer configurations and scripts to facilitate AWS AMI STIG/Hardening and installation of custom tools such as Viper.
Development of an automated patching methodology using AWS System’s Manager.
System Administration experience with AWS Elastic Compute Cloude (EC2)
Configure, monitor, maintain, and troubleshoot Red Hat Linux systems.
Manage and maintain Windows systems to ensure their optimal performance and reliability.
Ensure the smooth operation and maintenance of server systems and network infrastructure to support business continuity and performance.
Monitor system performance and resource usage, identify potential problems, and implement solutions to maintain system resilience and security.

Qualifications:

Bachelor’s Degree with a minimum of 6 years of relevant experience, or Graduate Degree with a minimum of 4 years of relevant experience, or in lieu of a degree, a minimum of 10 years of prior related experience.
Clearance: Top Secret/Sensitive Compartmented Information (TS/SCI)
DoD 8570.01-M IAT Level 2 Required Professional Certifications: CCNA- Security, Security+ CE, or higher certification

Preferred Additional Skills:

Experience working with Jenkins and Gitlab Runner
Experience working with continuous integration, build management, and automated test frameworks.
Experience utilizing virtualization technologies and backup solutions.
Experience in a dynamic, fast-paced, team-oriented environment.

In compliance with pay transparency requirements, the salary range for this role in Florida state is $92,500-$171,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

The application window for this position will close on 11/30/2026.

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English (https://www.e-verify.gov/sites/default/files/everify/posters/EVerifyParticipationPoster.pdf) or Spanish (https://www.e-verify.gov/sites/default/files/everify/posters/EVerifyParticipationPoster.pdf) . For information regarding your Right To Work, please click here for English (https://www.eeoc.gov/sites/default/files/2022-10/22-088_EEOC_KnowYourRights_10_20.pdf) or Spanish (https://www.eeoc.gov/sites/default/files/2022-10/22-088_EEOC_KnowYourRightsSp_10_20.pdf) .

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More about this job

Skills

System administration
AWS
Microsoft Windows
Linux
Risk management
Cloud technologies
Troubleshoot
Monitor system performance
CCNA
Security+
Jenkins
GitLab
CI/CD
Regulatory compliance

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