Application Administrator (Top Secret cleared)
About The Position
The Application Administrator is responsible for the administration, maintenance, and operational support of enterprise applications in a secure government environment. This role ensures system availability, performance, security, and compliance while providing Tier 3 support for mission-critical systems. ICF is a global advisory and technology services provider that combines unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future. ICF is committed to building a workplace that allows everyone to thrive and is an equal opportunity employer.
Requirements
- 10 or more years of experience in application or system administration.
- Active Top Secret / SCI clearance.
Nice To Haves
- Bachelor's Degree in related field
- Prior experience supporting DCSA or similar national security programs
- Strong hands-on experience with AWS cloud architecture and services
- AWS certifications or equivalent cloud credentials
- Experience supporting applications in classified or SCI environments.
- Familiarity with ITIL-based service management and operational best practices.
- Hands-on experience with Linux and Windows operating systems.
- Experience using application and system monitoring tools.
- Experience supporting secure, highly available environments.
- Strategic architectural thinking combined with hands-on technical depth
- Ability to balance mission requirements, security, and performance
- Leadership presence and comfort owning technical decisions
- Strong communication skills for both technical and non-technical audiences
Responsibilities
- Own and lead the full solution architecture for a new system build across design, development, integration, and deployment
- Define technical architecture, frameworks, and standards aligned with DCSA, DoD, and federal security requirements
- Translate mission and business requirements into scalable, secure technical solutions
- Serve as the technical authority across the program, guiding engineering teams and system integrators
- Design and implement cloud-native architectures using AWS services
- Oversee Java-based application architecture and development patterns
- Ensure system compliance with NIST, RMF, and DoD cybersecurity standards
- Collaborate closely with program managers, cybersecurity, DevOps, and stakeholders across government and contractor teams
- Support system modernization, performance optimization, and long-term sustainment strategies
- Contribute to technical documentation, solution roadmaps, and architecture reviews
Benefits
- Benefit offerings are included in the Transparency in (Benefits) Coverage Act.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed
Number of Employees
1,001-5,000 employees
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