Senior Network and Computer Systems Administrator
Summary
Senior Network and Computer Systems Administrator architecting and managing hybrid cloud and network infrastructures for DHS CISA collaboration platforms, ensuring FedRAMP/NIST compliance.
Position is not funded and is contingent upon contract award.
501725 Senior Network and Computer Systems Administrator
Work Location: Arlington, VA / National Capital Region
Schedule: Full Time 40 hours per week; 8 hours per day (remote work is not authorized)
Relocation: No
IronMountain Solutions, Inc. is seeking a Senior Network and Computer Systems Administrator to support DHS CISA’s CI-ISE and HSIN-CI platform environments. You will be responsible for supporting systems architecture, and cloud infrastructure integration.
Job Responsibilities:
- Architect, design, and manage complex systems and network infrastructures for the CI-ISE and HSIN collaboration platforms.
- Lead cloud infrastructure provisioning, hybrid environment management, and platform integration to ensure high system availability and uptime.
- Ensure all infrastructure components strictly adhere to federal security and compliance frameworks, including FedRAMP, NIST guidelines, and DHS 4300A policies.
- Lead cross-platform integration efforts, ensuring secure data flow between HSIN-CI, HSIN-Cyber, and HSIN-ES environments.
- Perform ongoing infrastructure performance optimization, monitoring network health, and resolving high-priority system incidents within stringent PWS timelines (e.g., within 24 hours).
- Collaborate with software developers and web administrators to deploy technical upgrades and maintain data accuracy, structure, and accessibility.
Required Skills, Competencies and Abilities:
- Expert-level understanding of systems architecture, network design, and hybrid cloud implementations.
- Proven ability to execute cloud infrastructure and platform integration within secure federal environments.
- Deep knowledge of federal security and compliance frameworks (e.g., FedRAMP, NIST).
- Strong capability in cross-platform integration and infrastructure performance optimization.
Experience and Technical Knowledge (Required):
- Minimum of eight (8) years of systems engineering or network administration experience.
- Minimum of three (3) years of experience supporting cloud or hybrid infrastructure environments.
- Certifications: Industry-recognized certification (e.g., AWS, Azure, Security+, or CISSP) is highly preferred.
- While performing the duties of this job, the employee is occasionally required to stand; walk; sit; use tools or controls; normal physical activity (reach with hands and arms; climb stairs); and communicate effectively with all levels of employees and leadership. The employee must occasionally lift or move office products and supplies, up to 25 pounds.
Education and General experience:
- Bachelor’s degree in Systems Engineering, Information Technology, Computer Science, or a related field.
Security Clearance Requirements:
- Must be able to obtain and maintain a DHS Suitability / Public Trust or Entry on Duty (EOD) approval. Per federal requirements, only U.S. citizens are eligible for this level of clearance.
IronMountain Solutions is an Equal Opportunity Employer
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