Senior Network & Computer Systems Administrator

Senior Network & Computer Systems Administrator

Full Time | Arlington, VA | Secret Clearance Required

Steel Gate LLC is seeking a Senior Network & Computer Systems Administrator to support system reliability, platform stability, and data accessibility across a mission focused collaboration environment. This role performs system monitoring, supports cloud and hybrid infrastructure components, and ensures secure, compliant operations.

Bachelor’s degree in systems engineering, Information Technology, Computer Science, or a related field.

• Minimum of eight years of systems engineering experience
• Minimum of three years supporting cloud or hybrid infrastructure environments
• Experience with FedRAMP, NIST, DHS 4300A, and FISMA compliance
• Experience with system monitoring, logging, and incident triage
• Experience supporting access management workflows

• AWS
• Azure
• Security+
• CISSP

• Systems architecture and design
• Cloud infrastructure and platform integration
• Security and compliance frameworks (FedRAMP, NIST)
• Cross platform integration and performance optimization

Full-Time

$90k-$105k

Monday-Friday

• 401(k) matching
• Full Medical
• Paid time off
• Professional development assistance

STEELGATE LLC is a Service-Disabled, Veteran-Owned Small Business (SDVOSB) that prides itself in hiring top-level Subject Matter Experts (SME’s) proven to exceed deliverable expectations. STEELGATE LLC is focused on solving the hard problems facing our government and commercial clients. Our success lies in blending together relevant domain/functional knowledge with deep expertise in Information Technology, Cybersecurity, Defensive Cyber Operations, cloud-based Dev Sec Ops , Data Analytics & AI, Acquisition and Acquisition Management, and more.

STEELGATE LLC has a positive, inclusive workplace environment where all team members and partners work towards mutual success. We have established a reliable reach-back program whereas all SMEs are available to support, advise and directly complete mission deliverables when necessary. STEELGATE LLC has a worldwide reputation as a valued and trustworthy partner. Our can-do attitude and willingness to support any mission requirement sets us apart from other small business organizations.

Find out more about STEELGATE LLC @

We are an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law.