GAMA-1 Technologies, LLC seeks a highly skilled
System Administrator II with a strong Linux background to provide advanced technical expertise in the design, implementation, configuration, maintenance, and optimization of complex IT systems in an on-site enterprise environment. This role will support mission-critical, multi-platform systems, with primary responsibility for Linux-based infrastructure while also supporting Windows systems as part of an integrated enterprise ecosystem.
Supervisory Responsibilities
None
Essential Functions / Responsibilities
Reasonable accommodations may be made to enable individuals with disabilities to perform these essential functions.
- Administer, configure, harden, and optimize Linux operating systems (RHEL, Rocky, Ubuntu, or similar) in compliance with federal IT and security standards.
- Support and maintain Windows Server environments as part of a mixed OS enterprise infrastructure.
- Design, implement, and maintain scalable, resilient Linux-based system architectures ensuring high availability, performance, and security.
- Perform advanced system configuration, patching, monitoring, logging, and performance tuning for Linux servers and services.
- Participate in system upgrades, migrations, and modernization initiatives, including on-prem to cloud or hybrid deployments.
- Develop and maintain detailed system documentation, configuration baselines, and standard operating procedures (SOPs).
- Manage backup, recovery, and disaster recovery solutions, including testing and validation.
- Troubleshoot and resolve complex system issues across Linux and Windows platforms; perform root cause analysis and implement long-term corrective actions.
- Collaborate closely with network, cloud, cybersecurity, and application teams to ensure secure, integrated operations.
- Support security compliance efforts, vulnerability assessments, STIGs, and remediation activities.
- Develop and maintain automation and configuration management solutions using scripting and tools (Ansible, Bash, PowerShell, Python, etc.).
- Continuously identify opportunities to improve operational efficiency, system reliability, and security posture.
This job description is not intended to be an exhaustive list of all duties. Responsibilities may change at any time with or without notice.
Information Security & Confidentiality Obligations
- Adhere to all organizational information security policies and procedures.
- Participate in mandatory security awareness training.
- Handle confidential and sensitive information in accordance with company and federal data protection standards.
Basic Qualifications
- Bachelor’s degree in Computer Science, Information Technology, or a related field.
- 2–4 years of hands-on system administration experience, with a strong emphasis on Linux environments.
- Demonstrated experience administering enterprise Linux systems in production or federal environments.
- Working experience with Windows Server, including Active Directory and Group Policy.
- Proficiency with:
- Linux system services, permissions, package management, logging, and troubleshooting
- Active Directory, DNS, DHCP
- Virtualization platforms (VMware, Hyper-V)
- Monitoring and logging tools
- Hands-on experience with cloud platforms (AWS, Azure, or GCP) and hybrid infrastructure.
- Strong scripting and automation skills (Bash, Python, PowerShell).
- Solid understanding of network fundamentals (TCP/IP, routing, VPNs, firewalls).
- Strong analytical and troubleshooting skills.
Preferred Qualifications
- Linux-focused certifications such as:
- RHCSA / RHCE
- Linux+
- Additional certifications such as:
- CompTIA Security+
- VMware Certified Professional (VCP)
- AWS Certified SysOps Administrator
- Advanced certifications (highly preferred):
- CISSP, CCSP
- AWS or Microsoft Solutions Architect
- Knowledge of ITIL, Agile, or SAFe methodologies.
- Strong written and verbal communication skills, with experience documenting and presenting technical solutions.
Work Authorization / Security Clearance
- Ability to obtain a security clearance is required.
Work Environment
- Work is performed in an on-site enterprise environment.$106,486.00 - $113,981.34
GAMA-1 also offers a variety of benefits, including health insurance coverage, life and disability insurance, 401(k) savings plan, training and career development opportunities, paid holidays and paid time off (PTO - to cover vacation, illness or disability, appointments, emergencies or other situations that require time off from work). For more information click here.
ABOUT GAMA-1
GAMA-1 is a rapidly growing technology business that is based in Greenbelt, Maryland. GAMA-1 Technologies provides strategic information assurance, information security, and business enterprise and networking solutions to the Federal Government. Our success is based on the utilization of industry and agency standards, establishment of standardized processes, and IT Services expertise. At GAMA-1, we believe employees should grow, achieve, and develop just as the company grows, achieves, and develops.
GAMA-1 is committed to providing our employees with opportunities for career advancement throughout their employment. For more information, visit www.gama1tech.comGAMA-1 is an Equal Opportunity Employer and all qualified applicants will receive consideration for employment without regard to: veteran status, uniformed servicemember status, race, color, religion, sex, sexual orientation, gender identity, age, pregnancy (including childbirth, lactation and related medical conditions), national origin or ancestry, citizenship or immigration status, physical or mental disability, genetic information (including testing and characteristics), domestic violence victims, political orientation, status as a smoker or tobacco user, hairstyle, use of a service animal, education status, familial status, HIV/AIDS status, height, weight, reproductive healthcare decisions or any other category protected by federal, state or local law.
