SMX is looking for a highly motivated Intermediate Linux/Unix Administrator to join our team in support of Naval Surface Warfare Center Aircraft Division (NAWCAD) in Patuxent River, MD. The mid-level administrator will work as part of our team managing Research, Development, Test & Evaluation environments, ensuring the functionality, security, and efficiency of Unix/Linux-based systems, networks, and software infrastructure. Essential Duties & Responsibilities Full lifecycle support for physical and virtual servers and workstations Hardware support Operating Systems and applications support Compliance Assurance (STIG, patching, scans) Backup and Recovery Deploying and managing all assigned lab devices Required Skills/Experience Clearance Required: Top Secret Secret required to start 3+ years of relevant IT experience with hardware and software Proficient with RHEL 8/9 and Solaris Scripting & automation (Bash shell scripting and Ansible) Strong analytical and troubleshooting skills Working knowledge of DoD IA practices, including STIGs and RMF IAT II certification such as CompTIA Security+ or equivalent Application Deadline: 3/2/2026 #cjpost #LI-ONSITE The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. At SMX, one of our Core Values is to Invest in Our People so we offer a competitive mix of compensation, learning & development opportunities, and benefits. Some key components of our robust benefits include health insurance, paid leave, and retirement. The proposed salary for this position is: $80,400 — $134,000 USD At SMX®, we are a team of technical and domain experts dedicated to enabling your mission. From priority national security initiatives for the DoD to highly assured and compliant solutions for healthcare, we understand that digital transformation is key to your future success. We share your vision for the future and strive to accelerate your impact on the world. We bring both cutting edge technology and an expansive view of what’s possible to every engagement. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration. SMX is an Equal Opportunity employer including disabilities and veterans. Selected applicant may be subject to a background investigation and/or education verification. SMX does not sponsor a new applicant for employment authorization or immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, E-2, E-3, L-1 and O-1, or any EADs or other forms of work authorization that require immigration support from an employer).