Jobs in the United States

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Added 8 hours ago
Sr Principal Engineer Software
Northrop Grumman
McClellan Park
Must have the ability to obtain and maintain a Top Secret security clearance within a reasonable period of time as determined by the company
Added 8 hours ago
Special Missions Software Engineer
Booz Allen Hamilton_United States
Fayetteville, NC
This role is more than just coding. As a senior full stack developer at Booz Allen, you’ll use your passion to master new tools and techniques and identify needed system improvements.…
Added 9 hours ago
Senior Cloud / OSCAL Developer
Peraton
Washington, DC
Peraton is seeking a Senior Cloud / Open Security Controls Assessment Language (OSCAL) Developer to architect and lead the development of the enterprise security compliance automation…
Added 9 hours ago
Principal/ Senior Principal Embedded Software Engineer
Northrop Grumman
Charlottesville, VA
As a Embedded Software Engineer at Northrop Grumman you will have a challenging and rewarding opportunity to be a part of our Enterprise-wide digital transformation. Through the use of…
Added 9 hours ago
Senior DevSecOps Engineer
GovCIO
Fairfax, VA · Arlington, VA
Clearance Required: Must have an active Secret clearance and be able to attain DEA suitability
Added 10 hours ago
DevOps Platform Engineer
BOOZ, ALLEN & HAMILTON, INC.
San Diego, CA
As a senior DevOps Platform Engineer at Booz Allen, you can use your technical skills to affect mission-forward change. On our team, you'll hone your skills using the latest cloud…
Added 13 hours ago
Senior Systems Engineer
BROWN TECHNOLOGIES INCORPORATED
Aberdeen Proving Ground, MD
This position is on-site at APG five days per week and requires travel up to 25% · Ability to work on-site at APG five (5) days per week
Added 14 hours ago
Senior Application Security Engineer
PowerSchool Group LLC
Plano, TX
The Application Security Engineer is responsible for integrating security throughout the software development lifecycle to reduce risk and improve the security of PowerSchool's products and…
Added 14 hours ago
Senior Application Security Engineer
PowerSchool Group LLC
Plano, TX
The Application Security Engineer is responsible for integrating security throughout the software development lifecycle to reduce risk and improve the security of PowerSchool's products and…
Added 14 hours ago
Software Engineer Senior Manager
SAIC
Remote, United States
Must possess an active Secret security clearance; US Citizenship required
Added 15 hours ago
Cloud Developer Senior Principal
GD Information Technology, Inc.
United States
…government, defense, and intelligence projects. Join GDIT as a Senior Principal Cloud Developer for a career where your growth is just as important as the mission you…
Added 15 hours ago
Software Engineer
Peraton
Chantilly, VA
Peraton is seeking a Senior Software Engineer in Chantilly, VA to support our Department of War (DoW) customer as part of a highly talented, highly motivated and high-performing team. As…
Added 17 hours ago
Systems Engineer (5840)
SMX
Patuxent River, MD · Hollywood, MD
Must reside local to Pax River NAS and able to make scheduled and adhoc meetings in person
Added 17 hours ago
Division Director for Enterprise IT Infrastructure & Operations
Oak Ridge National Laboratory
Oak Ridge, TN
The DD will partner with senior leaders across research, operations, and cybersecurity to deliver secure, automated, cost-effective, and measurably better digital services with a…
Added 17 hours ago
Cloud Engineer - TS/SCI with Polygraph
GD Information Technology, Inc.
United States
GDIT is seeking a skilled and experienced Cloud Engineer with expertise in DevOps Automation (Terraform, Ansible, CloudFormation), Cloud Administration, and Cloud AI Services. As a Cloud…
Added 18 hours ago
RC
Cloud Software Engineer (Full-Stack and AI) - Junior Level
Redhorse Corporation
Gainesville, VA
- $90,000 to $110,000 USD / year
Redhorse Corporation's Cyber Analytics team is seeking a motivated Junior Cloud Software Engineer to contribute to the development, deployment, and enhancement of enterprise-scale,…
Added 18 hours ago
Senior IT Systems Engineer
JT4, LLC
Las Vegas, NV
The Senior IT Systems Engineer will serve as the internal technical authority and bridge between legacy on-premises infrastructure and our expanding cloud footprint. Working in tandem with…
Added 18 hours ago
Sr Principal Engineer Software
CORP-Corporate Office
United States
Must have the ability to obtain and maintain a Top Secret security clearance within a reasonable period of time as determined by the company
Added 19 hours ago
Senior Software Engineer - Huntsville, Alabama
Davidson Technologies, Inc.
Huntsville, AL
Davidson is actively seeking a skilled Senior Software Engineer in Huntsville, AL.
Added 1 day ago
S
Junior Computer Systems Analyst (Part-Time)
Saalex
Ridgecrest, CA
- $74,880 to $79,040 USD / year
- Part-time
Must possess an active Secret clearance with the ability to gain and maintain a Top-Secret clearance
Added 1 day ago
S
Senior Systems Administrator
Saalex
Ridgecrest, CA
- $38 to $40 USD / hour
Must possess an active Secret clearance with the ability to gain and maintain a Top-Secret clearance
Added 1 day ago
Cybersecurity Engineer III (AppSec)
Sierra Nevada Corporation
Lone Tree, CO · Arlington, VA · Sparks, NV
Qualifications You Must Have:
Added 1 day ago
SD
1791 - Computer Engineer
Sigma Defense
Norfolk, VA
- $130,000 to $145,000 USD / year
AWS Cloud Practitioner certification is required · Candidate must possess or have the ability to obtain an active Secret security clearance or higher
Added 1 day ago
Oracle Cloud Infrastructure Senior
Systems Engineering Solutions Corporation
Remote, United States
Must have an active Secret clearance
Added 1 day ago
Security Engineer
PeopleTec
Huntsville, AL
PeopleTec is currently seeking a Security Engineer to support our Huntsville, AL location.

Closed listing

VISUAL SOFT, INC

Linux System Administrator -Senior - Active TS is required (ONSITE - 100%)

Huntsville, AL, United States

Full-time

This opening has closed.

The original listing is kept below for reference.

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Job details

Job type: Full-time
Posting language: English
Posted: Oct 30, 2026

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Original job description

Archived listing. The details below describe a past opening.

Visual Soft, Inc is seeking qualified candidates to work on our efforts with a Prime for their end customer, a federal agency in Huntsville, AL

Job Title: Senior Linux System Administrator (AWS) – Top Secret Clearance

Location: Huntsville, Alabama (100% Onsite)

Clearance Required: Active Top Secret Clearance (U.S. Citizenship Required)

Employment Type: Full-Time / Permanent

Education: Bachelor’s Degree (B.S.) in Computer Science, Information Systems, or related field

Experience: Minimum 8+ years of hands-on Linux system administration and cloud operations experience

Job description:

We are seeking an experienced Senior Linux System Administrator with proven expertise in AWS cloud environments to support mission-critical systems within a classified defense program.

This position is fully onsite in Huntsville, AL, supporting a federal intel agency

The ideal candidate has deep experience managing Red Hat Enterprise Linux (RHEL) or similar distributions, implementing automation and infrastructure-as-code solutions, and maintaining high-availability, secure cloud environments in compliance with DoD security standards.

Key Responsibilities

Administer and maintain Linux servers (RHEL, CentOS, Ubuntu) in classified and unclassified environments.

Design, implement, and maintain AWS infrastructure (VPC, EC2, S3, CloudWatch, IAM, RDS, EFS).

Automate provisioning, configuration, and deployment tasks using Ansible, Terraform, or CloudFormation.

Monitor system performance, conduct root-cause analysis, and implement performance tuning.

Patch and harden Linux systems to meet DISA STIG and RMF compliance requirements.

Manage user accounts, permissions, and security policies in accordance with DoD standards.

Support and integrate CI/CD pipelines and DevSecOps practices.

Collaborate with cybersecurity teams to ensure continuous monitoring and incident response.

Participate in Agile/Scrum sprints, providing infrastructure support to development and QA teams.

Required Skills and Qualifications

Bachelor’s degree in Computer Science, Information Systems, Engineering, or related field.

8+ years of hands-on Linux system administration experience (RHEL, CentOS, Ubuntu).

Proven experience managing cloud infrastructure in AWS (VPC, EC2, EBS, S3, IAM, CloudFormation, CloudWatch).

Proficiency in troubleshooting networking concepts (TCP/IP, DNS, firewalls, load balancers).

Familiarity with CI/CD tools (Jenkins, GitLab CI/CD, AWS CodePipeline).

Working knowledge of security hardening (STIGs, CIS benchmarks) and RMF controls.

Excellent problem-solving, documentation, and communication skills.

Desired Certifications such as:

Familiarity with container technologies (Docker, Kubernetes, ECS/EKS).

Experience with AWS GovCloud or classified AWS regions.

AWS Certified SysOps Administrator or Solutions Architect

Red Hat Certified Engineer (RHCE)

Security+, CISSP, or equivalent DoD 8570 certification.

Exposure to monitoring tools (Splunk, Prometheus, Grafana, Nagios).

Our standard benefits include: Our standard benefits include 3 weeks of Paid time off (PTO that includes sick leave). Any unused PTO will be issued as a check at the end of an employee's anniversary with us. we also provide 2 floating and 8 public holidays. Floating and holidays expire at the end of every year of service of an employee. In addition, company will cover 50% of health and dental insurances only for all full time employees, however, dependents can be added at extra cost. Employee's health and dental coverage becomes effective after 30 days or first of the month after an employee completes initial 30 working days, we cover 50% for the employee's health and dental insurances. An employee has to finish all of your paper work for health and dental in the first 30 days of your employment with us. We provide STD, LTD and one time salary equivalent of life insurance at NO cost to all full time employees. All full time employees or w-2 employees with no benefits will be eligible to participate in company's 401k program after 90 days of employment with a company match of 4%, immediate vesting. In addition, all w-2 employees are eligible to be part of company's profit sharing, no employee contributions required.

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Jobs in the United States