Linux System Developer - JobID-0257 with Security Clearance

Linux System Developer - JobID-0257 Department: Engineering Employment Type: Full Time Location: Fall River, MA Compensation: $90,000 - $150,000 / year Description About The Role: Innovative Defense Technologies (IDT), a leading defense technology company, is seeking a Linux System Developer to be part of our Undersea Warfare team and based out of our Fall River, MA location. At Innovative Defense Technologies (IDT), we are seeking a Linux Systems Developer who possesses a profound, under-the-hood understanding of Linux architecture.

This position demands expert-level operational knowledge rather than peripheral familiarity. We require an engineer who views Linux as a core technical passion-demonstrated through advanced pursuits such as customizing system images, managing complex home server environments, and deeply exploring kernel operations. This is a rigorous, highly hands-on role for a systems expert who thrives at the intersection of bare-metal hardware, enterprise-scale virtualization, robust cybersecurity, and cloud architecture.

You will diagnose and debug complex issues across the full stack of a running Linux OS, supporting critical, highly available infrastructures in a fast-paced, collaborative environment.

Clearance & Location Requirements

• All applicants must be able to obtain/maintain an active Secret U.S. Security Clearance.
• This is an on-site position. Requiring at least 3 days in office, based out of our Fall River, MA location.

Key Responsibilities What You Will Do

• System Architecture & Maintenance: Develop, customize, and maintain software applications and system images on Linux platforms. This requires deep knowledge of Linux internals, including the boot process, system initialization, kernel operations, bootloaders, and kernel modules.
• Hyperconverged Cloud Infrastructure: Run, manage, and debug complex, enterprise-level hyperconverged ecosystem, ensuring high availability, performance, and seamless resource scaling.
• Enterprise Virtualization Mastery: Implement and manage advanced virtualization technologies. This goes far beyond running a guest VM; you will architect, deploy, and troubleshoot large-scale, highly available bare-metal supporting vital enterprise infrastructure.
• Network Design: Architect and maintain virtual and physical networking infrastructure, including TCP/IP, DNS, switching, routing, VLANs, and firewalls.
• Deep-Dive Troubleshooting: Diagnose and resolve complex software and hardware issues across the enterprise infrastructure, demonstrating a firm grasp of systemic debugging.
• Cybersecurity Integration: Ensure robust security measures and compliance frameworks are baked into all systems and applications.
• Agile Collaboration: Translate complex technical approaches into clear block diagrams, written designs, and actionable steps for cross-functional project teams. Skills, Knowledge & Expertise Who You Are (Required):
• Education: Bachelor's degree in information technology, Information Systems, Computer Science, Computer Engineering, or a related field.
• Experience: Minimum of 3 years of relevant experience in deep systems administration, engineering, or development.
• Technical Foundation: Proven, high-level experience configuring and managing enterprise server operating systems and physical bare-metal server installations.
• Agility: Demonstrated ability to pivot between multiple projects and adapt to shifting priorities in an agile environment.
• Communication: Excellence in conveying technical details to both engineering peers and non-technical stakeholders.
• Familiarity with Submarine Warfare Federated Tactical Systems (SWFTS)
• No Travel for this position is required.
• Ability to travel up to 0% of the time as needed What Makes You Stand Out:
• Familiarity with automation and scripting (Shell scripting, Python, Ansible).
• Experience with advanced datacenter networking and Software-Defined Networking (SDN) architectures.
• Enterprise-level system engineering/administration expertise.
• Familiarity with DISA STIGs or other Risk Management Frameworks (RMF).
• Encouraged Certifications: VMware, Red Hat, Cisco, and/or Security+ (or equivalent IAT Level II). If you see yourself reflected in this role and are excited about the impact you could make, we encourage you to apply! If you know someone who may be a great fit, please feel free to share this opportunity with your network. Pay Range*: $90,000 - $184,000

This amount may not be reflective of actual compensation that may be earned as pay is dependent on a candidate's experience, skills, and education. The posted range does not include bonuses, commissions, tips, or other benefits. IDT is often looking to place multiple candidates at various levels. Therefore, more than one pay range has been included, commensurate with experience. Job Benefits Why Work at Innovative Defense Technologies (IDT): IDT is a growing company with a vibrant, entrepreneurial culture. We are headquartered in Arlington, VA with additional offices in Fall River, MA; Mount Laurel, NJ; and San Diego, CA. At each location, our employees work together in a modern, snack-filled, and social office space, designing innovative solutions for our defense industry customers. We offer employees competitive pay and benefits including:

• Generous benefits package
• Competitive PTO
• Paid holidays
• 401(k) with immediate vesting and matching
• 9/80 optional schedule (2nd and 4th Friday off every month)
• Tuition Assistance Reimbursement Program
• Professional Development Resources
• Pre-Tax Commuter Benefits
• Organization-Wide Monthly Tech Connect Events
• Annual Employee Recognition Awards
• Regular Social Events and Catered Lunches EEO Statement: IDT is an Equal Opportunity employer.