Amentum · 3 hours ago
Senior Systems Administrator
US-VA-McLean
Full-time
Onsite
Senior Level
$101K/yr - $150K/yr
6+ years expAmentum is looking for a Senior Systems Administrator to join our team in McLean, VA. In this role, you will monitor and maintain corporate communication systems, troubleshoot hardware and software issues, and oversee messaging systems to ensure timely resolution of problems.
Mechanical EngineeringSecurityTechnical Support
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Serves as Microsoft Exchange Email Administrator, responsible for the design, specification, testing, and implementing of Microsoft Exchange Servers and resolves Exchange email system problems as required
Responsible for identifying, specifying, designing, testing, and implementing new Microsoft Exchange Servers computer technologies, including PC hardware, software, operating system (OS), and related peripherals
Determines when server, software, and OS upgrades are required and ensures that all upgrades are completed as scheduled, and that appropriate documentation exists prior to implementation
Knowledge of building server from start to finish to include (VM) Virtual Machines plus hardware
Monitors Microsoft Exchange systems to facilitate proper performance and performs diagnostics as needed
Develops, implements, and documents configuration standards, policies, and procedures for operating, managing, and ensuring the security of Microsoft Exchange server ADS environment
Recommends appropriate actions on proposed Microsoft Exchange ADS projects regarding cost-effectiveness of proposed systems and preferred approaches; offers technical solutions to ensure success of projects, the security of the IT environment, and the efficient use of IT and human resources
Ensures the rigorous application of internal and external information security/information assurance policies, principles, and practices
Maintains effective relationship with appropriate vendors and acts as principal coordinator among various vendors to resolve Exchange-related problems. This may involve the design, construction, and execution of complex system tests to identify causes of system degradation and to fix responsibility to specific vendor or vendors
Evaluates Commercial Off-The-Shelf (COTS) software to support Microsoft Exchange server; evaluates automation tools as well as special purpose tool as required
Provides general assistance, advice, and critiques to various IT users and management personnel regarding such matters as new or improved Microsoft Exchange system design, testing, and implementing techniques, documentation adequacy, user acceptance testing, and application efficiency/integrity
Serves as technical liaison on matter relating to the Microsoft Exchange ADS environment
Perform all other position related duties as assigned or requested
Qualification
Required
Bachelor's degree in computer science, Information Systems, Engineering or equivalent in a related field required
Must have a minimum of six years of related experience
Must have thorough understanding of Exchange 5.5/2000/2003
Experience in administering Exchange servers including installation, back-up, and troubleshooting
Experience with Windows Server NT/2000/2003 and Active Directory Services
Experience with Identity Management Server; knowledge of systems management, performance tuning, and monitoring tools, Backup, Restore, and disaster Recovery planning
Experience building a server (hardware) from scratch to operation
Skilled in upgrading from Exchange 5.5 to Exchange 2000/2003
Experience with Lagato, Veritas, or similar products; knowledge of anti-virus strategies
Must be able to troubleshoot software and hardware problems, through understanding of industry standards and the ability to work with diverse workforce
Knowledge of project management principles is highly desirable
Strong verbal and written communication skills; must be organized and detail oriented
Must be a team player and have the ability to interact with all levels of an organization in a professional, diplomatic, and tactful manner
Must have an Active Top Secret/SCI US Government clearance. Note: US Citizenship is required to maintain a Top Secret/SCI clearance
Preferred
MCP, MCSE, MCSA certification is highly desirable
Benefits
Health, dental, and vision insurance
Paid time off and holidays
Retirement benefits (including 401(k) matching)
Educational reimbursement
Parental leave
Employee stock purchase plan
Tax-saving options
Disability and life insurance
Pet insurance
Company
Amentum
Amentum is a technology and engineering company for security, defense, and energy.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$321.16M2025-03-12Post Ipo Secondary· $321.16M
2024-09-27IPO
2020-01-01Private Equity
Leadership Team
Ajay Nagar
Vice President
Darren Burton
Chief People Officer
Recent News
2026-02-03
2026-01-20
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