Systems Engineer - HPC Security Clearance

DCCA is a veteran‑owned IT business focused on delivering high‑performance computing solutions for government and commercial clients. We are looking for a Systems Engineer 3 – HPC.

• Support HPC team efforts to develop and maintain architectural direction and methods of HPC systems covering compute, memory, interconnect, network, and storage architectures.
• Devise test and configuration management strategies tailored for each system.
• Contribute to and deliver systems engineering documentation at program and system level (FRD/SRD, Security CONOPs, etc.).
• Propose and evolve HPC architecture concepts and features, ensuring consistency with strategic plans and commercial vendor roadmaps.
• Analyze and compare alternative architectures and justify choices based on mission applications and proxies.
• Create documentation describing architectural features and diagrams illustrating structure and function.
• Specify, recommend, or analyze aspects of HPC systems including processor/accelerator technology, interconnect and network performance, fabric topology, memory capacity and bandwidth, storage hierarchy, and HPC‑facing network structure.
• Consider manufacturability, reliability, availability, serviceability, and sustainability.
• Establish and expand mission‑application performance of each architecture concept, supported by abstract modeling where appropriate.

• Minimum security clearance: TS/SCI with Polygraph.
• Experience in high‑performance computing architecture.
• Ability to use JIRA and Confluence.
• Certifications:
  
  CompTIA Security+ and CompTIA Network+ (preferred). Knowledge of CAMEO is a plus.

• Competitive salary in Maryland: $120,000–$200,000 (final amount based on experience and qualifications).
• Healthcare, retirement plan, paid disability, life insurance, employee assistance program.
• Paid and unpaid leave, education assistance, wellness initiatives.
• Annual salary review ensuring pay equity.
• Professional development support and recertification assistance.

Equal Opportunity Employer including Disability/Vets.