Systems Administrator 3

Base-2 Solutions; Bethesda (MD); On-site; USD 125,000 - 160,000; Full time

Benefits offered by this job

Health insurance

Retirement plan

Paid time off

Job summary

Base-2 Solutions in Bethesda, MD is seeking a Systems Administrator 3 to support the OSINT Integration Center under the DOMEX Technology Platform contract, focusing on Linux and Windows administration, performance optimization, and user support.

Ideal candidates will have TS/SCI clearance, strong scripting (Python, Bash), experience with DISA STIGs, Kubernetes, Ansible, AWS, and air-gapped environments. This on-site role offers a first shift, on-site work, and robust benefits.

Qualifications

• Active TS/SCI with ability to obtain a CI Polygraph.
• Bachelor's degree with six years of related experience or equivalent.
• Expertise in Linux (RHEL/CentOS, Ubuntu) administration.
• Experience patching and building virtual servers.
• Familiarity with Agile and security requirements.
• Strong scripting in Python and Bash.
• Ability to work independently and in teams.
• Experience in air-gapped environments.

Responsibilities

• Perform Linux and Windows builds, installations, configurations, administration, and troubleshooting.
• Implement and enforce DISA STIG compliance across systems and networks.
• Develop and maintain server builds for virtual and physical environments.
• Manage and deploy Kubernetes, Rancher, and Helm.
• Develop scripts for patching, configuration, and automation using Python, Bash, or PowerShell.
• Use Salt and Ansible for infrastructure automation.
• Administer AWS cloud environments including provisioning and monitoring.
• Provide service desk coverage between 6 AM and 6 PM, Monday through Friday, on a rotational basis.

Skills

Linux admin

Windows admin

Python

Bash

Ansible

Salt

Kubernetes

Rancher

Helm

AWS

Air-gapped environments

Privileged access

Education

Bachelor's degree

Tools

Kubernetes

Rancher

Helm

Ansible

Salt

AWS

Job description

• Required Security Clearance: Top Secret/SCI
• Location: Bethesda, MD
• Work Type: On-Site
• Shift: First

• Requisition ID: 5208
• Standard Title: Systems Administrator
• Required Security Clearance: Top Secret/SCI
• Location: Bethesda, MD
• Work Type: On-Site
• Shift: First
• Referral Eligibility: Eligible
• U.S. Citizenship Required? Yes

Position Summary

Support the OSINT Integration Center under the DOMEX Technology Platform contract as a Systems Administrator 3 focused on Linux and Windows systems administration, performance optimization, and user support.

Essential Duties And Responsibilities

• Perform Linux and Windows builds, installations, configurations, administration, and troubleshooting.
• Implement and enforce DISA STIG compliance across systems and networks.
• Develop and maintain server builds for virtual and physical environments.
• Manage and deploy Kubernetes, Rancher, and Helm.
• Develop scripts for patching, configuration, and automation using Python, Bash, or PowerShell.
• Use Salt and Ansible for infrastructure automation.
• Administer AWS cloud environments including provisioning, monitoring, and optimization.
• Provide service desk coverage between 6 AM and 6 PM, Monday through Friday, on a rotational basis.

Required Qualifications

• Active TS/SCI with ability to obtain a CI Polygraph.
• Bachelor's degree with a minimum of six years of experience in the category field. Three additional years of experience may be substituted for the bachelor's degree.
• Expertise in Linux systems administration, including RHEL/CentOS and Ubuntu.
• Experience with patching and virtual server builds.
• Familiarity with Agile project management and security requirements derivation.
• Strong scripting skills in Python and Bash.
• Excellent verbal and written communication skills.
• Ability to work independently and collaboratively in a team environment.
• Experience working in air-gapped environments.
• Ability to obtain Privileged User Account certification by the Government.

Preferred Qualifications

• Experience with Kubernetes, Rancher, and infrastructure-as-code tools such as AWS CloudFormation.
• Familiarity with ArgoCD, Jenkins, and GitLab.
• Knowledge of the ELK stack and beats.
• Experience with Active Directory in a Linux environment.
• Background maintaining AI/ML environments and large data storage solutions.

Required Education and Experience Equivalency

• High School Diploma/GED with 9 years of experience.
• Associates Degree with 9 years of experience.
• Bachelors' Degree with 6 years of experience.
• Masters' Degree with 6 years of experience.
• PhD with 6 years of experience.

Required Certifications

• None specified.

Required Security Clearance

• Active TS/SCI with ability to obtain a CI Polygraph.

Base-2 Solutions is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy), national origin, age, sexual orientation, gender identity, genetic information, protected veteran status, or any other characteristic protected by law, and will not be discriminated against on the basis of disability. Learn more: base-2solutions.com/eeo

Pay & Benefit Highlights

Compensation

• Competitive fixed salary or hourly pay (based on experience, skills, location, and internal equity).
• Employee referral bonuses up to $10,000 per hired referral.
• Additional bonus opportunities for exceptional performance and contributions to business development and company growth (role-dependent).

Health

• 100% company-paid medical premiums for employees and eligible dependents.
• Choose from multiple plan options with CareFirst, Kaiser, and UnitedHealthcare, including PPO, POS, HMO, and HSA-compatible plans.
• 100% company-paid dental premiums for employees and eligible dependents.
• 100% company-paid vision premiums for employees and eligible dependents.

Income Protection

• 100% company-paid premiums for short-term disability.
• 100% company-paid premiums for long-term disability.
• 100% company-paid premiums for accidental death & dismemberment (AD&D).
• 100% company-paid premiums for life insurance up to $200,000.

Retirement

• 401(k) with immediate vesting: 4% company match plus a 4% non-elective company contribution (8% total).
• 401(k) pre-tax and Roth options.

Leave

• Up to 20 days of flexible paid time off (PTO).
• 11 paid floating holidays.

Work-Life Balance

• Flexible work schedules, including flex time and compressed work periods (contract and project-dependent).