Mid Linux Systems Administrator

Job Title: Linux Systems Administrator (Mid-Tier)
Clearance Required: Public Trust US Citizen
Work Location: Silver Spring, MD (Hybrid)

Alpha Omega is seeking a qualified Linux Systems Administrator in support of our NOAA customer. In this role, this individual will design, implementation, administration, and sustainment of enterprise Linux-based systems within a mission-critical IT environment. This role operates at a journeyman level, performing independent system administration tasks while also supporting senior engineers on complex infrastructure initiatives.

The ideal candidate will have 3 to 5 years of hands-on experience ensuring system availability, security compliance, performance optimization, and operational continuity across Red Hat Enterprise Linux (RHEL) server environments supporting enterprise applications and services.

Key Responsibilities:

• Administer, maintain, and support Red Hat Enterprise Linux (RHEL) server environments and equivalent enterprise distributions.


• Perform routine system administration tasks including patching, upgrades, user management, storage administration, and service monitoring.


• Manage system performance tuning and capacity optimization across physical and virtual environments.


• Support virtualization platforms (OVirt, KVM, OpenShift, etc.) and Linux-based guest systems.


• Implement security hardening standards aligned with organizational, federal, and STIG requirements.


• Support vulnerability remediation, including patch management, configuration adjustments, and RMF compliance reporting.


• Develop and maintain scripts using Bash, Python, or similar tools to automate system administration tasks.


• Utilize configuration management tools (Ansible, Puppet, or equivalent) to support infrastructure-as-code practices.


• Monitor system health, logs, and alerts using enterprise monitoring tools (Nagios, Zabbix, Splunk, or similar).


• Respond to incidents, troubleshoot system outages, participate in root cause analysis, and participate in on-call rotations as required.


• Work closely with network, storage, and application teams to support integrated system environments.


• Provide technical support to users and internal IT teams, and document system configurations, procedures, and operational workflows.


• Independently execute routine and moderately complex tasks, troubleshooting infrastructure issues with minimal supervision.


• Escalate appropriately when issues exceed standard operational scope.

Required Qualifications:


Required Experience/Skills:

• Minimum Years of Overall Experience: 3


• Minimum Years of Specific Experience in Field: 3


• Experience supporting Linux systems in an enterprise environment.


• Strong understanding of Linux OS architecture and administration in enterprise environments.


• Experience supporting RHEL, CentOS, Rocky Linux, Ubuntu Server, or equivalent distributions.


• Experience working in virtualized environments (VMware, KVM, or similar).


• Experience with system patching, user management, storage, and service administration.


• Proficiency with command-line tools and shell scripting (Bash required).


• Experience with configuration management tools (Ansible preferred).


• Familiarity with monitoring tools (Nagios, Zabbix, Splunk, or similar).


• Understanding of networking fundamentals (DNS, TCP/IP, routing basics).


• Demonstrated reliability in maintaining system availability and compliance posture.

Desired Skills:

• Proficiency with Python scripting.


• Experience supporting federal or regulated IT environments.


• Familiarity with STIG hardening and RMF compliance processes.


• Experience with cloud-hosted Linux environments (AWS, Azure, or similar).


• Experience supporting container platforms such as Docker or Kubernetes.

Desired Certifications:

• DoD 8570/8140 baseline certification (CompTIA Security+, Linux+, or equivalent).


• Red Hat Certified System Administrator (RHCSA) or equivalent Linux/infrastructure-related certifications.

Desired Certification(s):

• DoD 8570/8140 baseline certification (CompTIA Security+, Linux+, or equivalent).


• Red Hat Certified System Administrator (RHCSA) or equivalent Linux/infrastructure-related certifications.

 


Salary and Benefit Information:


The likely salary range for this position is $xxx - $114,000. This is not, however, a guarantee of compensation or salary. There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, education and certifications as well as contract provisions regarding labor categories that are specific to the position and could fall outside of this range.

Application Deadline: July 15, 2026

Joining the Alpha Omega team entitles you to participate in all retirement benefits, plans of deferred compensation, health and insurance benefits, and other such benefits as set forth in the company’s policy and benefits manuals. See below, to name a few:

• 15 days PTO including paid parental, military, and bereavement leave


• Eleven (11) paid Federal holidays, five of which are floating holidays (as designated by the company’s holiday schedule each year)


• Health and Dental Insurance (including 100% employer paid premiums for employee coverage under the HDHP health plan)


• Life Insurance, STD/LTD term disability coverage, with employer paid premiums


• 401 (k) plan with a match that is 100% vested after you complete two years of service


• FSA/DFSA/HSA flexible benefit plans


• Annual Tuition & Professional Development Reimbursement benefit.

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 Company:


Alpha Omega is an award-winning solutions provider dedicated to delivering mission-enabling technology and strategic solutions for our customers. Since our founding in 2016, we have grown to over 700 employees nationwide consisting of former operators, technologists, and strategists who bring decades of government and industry experience. They are united by one purpose: ensuring our nation’s continued global leadership.


We have a unified operating model providing technical capabilities and solutions for customers across two main business units:

• National Security – supporting agencies such as the Department of Homeland Security (DHS), Navy, Air Force, Army, and the Department of State (DOS). 


• National Resilience – supporting agencies such as Federal Deposit Insurance Corporation (FDIC), Treasury, Health & Human Services (HHS), National Institutes of Health (NIH), National Oceanic and Atmospheric Administration (NOAA) and the United States Department of Agriculture (USDA)

Through strategic partnerships, intellectual property, and relentless drive for innovation, Alpha Omega is shaping the future of government technology. We are proud to be a Virginia Best Places to Work 8 times, an Inc. 5000 honoree 7 times, and a Washington Post Top Workplaces 4 times. Join us in driving transformation that secures the nation’s future. 


 


Culture and Values:


Guided by our core values—Harmony, Engagement, Accountability, Resourcefulness, and Tenacity (HEART)— we foster a culture of innovation, collaboration, and continuous learning and are committed to delivering high-impact solutions. We recognize and reward hard work.

Alpha Omega's culture is driven by our values and mission. We invest in top talent through mentorship, growth, and meaningful work. We value individuality, reward integrity, and foster a diverse, high-performing team united by purpose-at work, in in service, and in the community.


 


Alpha Omega Integration, LLC (Alpha Omega) is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.


 




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Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.

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