The Role
At INflow Federal, we’re not just building infrastructure—we’re shaping the future of national defense. We design and engineer secure, intelligent systems that empower mission success through the seamless integration of human insight and machine capability. With deep roots in Department of Defense (DoD) networks and a commitment to operational excellence, we deliver infrastructure that fuels advanced analytics, AI/ML, and data-driven decision-making at scale. Every project is an opportunity to tackle complexity head-on and build solutions that make a real-world impact. Join INflow and help lead the charge toward a smarter, more connected defense landscape.
About This Position:
As a Linux Systems Administrator at INflow Federal, you’ll play a crucial role in maintaining and troubleshooting our Linux-based systems. Your strong Linux skills, experience as a Linux system administrator, and troubleshooting capabilities will be vital in addressing operational issues and solving problems as they arise. This role requires a hands-on approach, focusing on operations and firefighting problems to ensure system stability and reliability.
At INflow Federal, you will have the opportunity to work on high-impact projects, leverage the latest technologies, and thrive in a culture that values creativity and collaboration. Your expertise will make a significant impact on our mission to support DoD customers with advanced technical solutions.
Specific Duties and Responsibilities:
- Provide system administration support for Linux operating systems including installing software, applying patches, managing file systems, monitoring performance, and troubleshooting alerts from monitoring tools.
- Analyzes and resolves problems associated with the operating system, servers, hardware, and applications software. Detects, diagnoses, and reports related problems on servers, including system failure analysis and recovery, insuring the consistency and integrity of file systems.
- In-depth hardware configuration knowledge, shell programming expertise, and a solid understanding of standard concepts, practices, and procedures. Relies on experience and judgment to plan and accomplish goals, performs a variety of tasks, and works under general supervision.
- Responsible for daily monitoring of interface programs between multiple enterprise systems; review daily logs and ensure successful completion.
- Perform incremental and full cold backups/patching.
- Responsible for DoD Linux Security Technical Implementation Guides (STIGs).
- Provide performance metrics and usage charts, including CPU usage, disk usage and network uptime for the Linux Servers.
- Provide general maintenance, upgrades, and new installation of servers and coordinate with data center personnel to execute. Document and generate business processes for day-to-day and emergency support procedures.
- Install, test, and verify Linux Security patches; coordinating, documenting requirements and timelines, and working closely with service owners.
- Perform systems security administration functions, including creation and maintenance of customer profiles and accounts.
- Responsible for creating and/or maintaining standard operating procedures for the Linux documentation library.
- Implement, configure, update, and maintain servers via Ansible.
- Implement, configure, update, and maintain STIGs for servers and workstations.
- Implement, configure, update, and maintain the Linux operating system firewall.
- Experience in handling NFS, CIFS, and SMB permissions.
Required Skills:
- Experience managing RHEL Linux servers
- Highly versed in Linux administration and best practices
- Familiar with enterprise network architectures
- Experience with automated configuration management (Ansible, Puppet, Chef, etc.)
- Familiar in programming/scripting skills for automation (Bash, Ruby, Python, Perl, etc.)
- General understanding of Linux internals (system calls, file systems, processes, etc.)
- General understanding of TCP/IP and related protocols (HTTP, FTP, NFS, etc.)
- Excellent problem solving, analytical, and decision-making capabilities, including understanding user requirements, troubleshooting technical issues, resolving issues and challenges, and developing creative solutions for process improvement.
- Dependability, in that the individual is consistently at work and on time, follows instructions, responds to management direction, and solicits feedback to improve.
- Must have customer service experience as this position will require candidate to engage with senior military and government leadership.
- Must be able to engage with stakeholders to ensure tasks are progressing and meeting timelines.
- Excellent communication, documentation, organization and teamwork skills
- Ability to prioritize and execute tasks in a high-pressure environment.
Education and Experience Requirements
- Bachelors Degree in a related field plus 5 years of additional experience
- CompTIA Security+ CE
- RHEL or Linux certification highly desired
Clearance Requirements
- Active DoD TS/SCI (with ability to obtain CI poly)
About INflow Federal
Founded in 2013, INflow Federal is a mission-driven small business delivering cutting-edge solutions in Network Modernization, Cybersecurity, and Data Modernization to support Joint Force operations across 20+ states. We’re proud to serve customers like the U.S. Navy, Marine Corps, and other federal agencies.
Our strength comes from our people—especially the Veterans who make up over 50% of our workforce. Through our Veteran Outreach Program and employee-first culture, we invest deeply in professional growth, well-being, and innovation.
Known for our agility, transparency, and integrity, INflow combines real-world experience with emerging technologies like AI/ML to help our customers lead in a rapidly evolving defense landscape. We empower both our employees and mission partners to stay ahead—driving smarter, faster, and more secure outcomes.
Citizenship Requirements
INflow Federal is a defense contractor. Due to legal requirements, candidates must be US Citizens to be considered for employment.
Other Notes
- Some travel may be required: Must have valid driver’s license and transportation. This is subject to change at the direction of the customer.
Other:
- Candidate must have the ability to lift up to 50 lbs.
Must have willingness to perform duties not listed in the job description as required by INflow and our customer.
Equal Opportunity Employer
Diversity and Inclusion
INflow provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.
This commitment applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, leaves of absence, compensation, and training. Job applicants and employees are evaluated solely on job-related qualifications and experience.
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The Company
What We Do
INflow Federal was founded in 2013. The “INflow difference” begins with a simple belief encompassing the importance of employee culture. We are obsessed with our people and have demonstrated year-over-year that our employee-focused approach leads to customer success.
As a leading Small Disadvantaged Business (SDB) innovator, we offer proven expertise in Network Modernization, Cybersecurity, Digital Modernization and Joint Force Mission Operations. We serve our federal government customers in over 20 states domestically to include the United States Navy (USN), United States Marine Corps (USMC), National Reconnaissance Office (NRO) and Joint Forces.
At INflow, US Military Veterans have continuously paved the path ahead for our customers. We developed a homegrown “Veteran Outreach Program” focused around attracting and hiring transitioning military personnel and has resulted in veterans representing over 50% of our company.
Simplifying the customer experience requires everyone within our organization to work together. Our leadership communicates transparently with our team on a regular basis with a commitment to do the right thing for all those we serve. Our customers recognize doing business with INflow means working with people who consistently deliver with agility, passion and integrity.
This is how INflow continues to evolve, grow and accompany our customers into the future of mission systems and operations.
Visit us at www.INflowFed.com.
