Senior Systems Administrator

Mission Technologies, a division of HII

. Configure and maintain networked computer systems, including hardware, system software, and applications .

Posted 9/25/2026full-timeKeyport • Washington • United StatesSenior💰 $102,621 - $224,545 per yearWebsite

Tech Stack

Tools & technologies

SQLTypeScript

About the role

Key responsibilities & impact

Configure and maintain networked computer systems, including hardware, system software, and applications
Ensure data is stored securely and backed up regularly
Diagnose and resolve hardware, software, networking, and system issues
Replace and upgrade defective or outdated components
Monitor system performance for smooth and secure operation
Research and recommend approaches to improve networked computer systems
Provide technical support when requested
Document processes employees must follow to work successfully within the computing system
Prepare reports and presentations, briefings, and customer communications regarding system status and updates
Support the mission in Keyport, Washington
Travel occasionally as needed and complete additional training as required

Requirements

What you’ll need

10 years relevant experience with a Bachelor's degree in a related field, 8 years relevant experience with a Master's degree in a related field, or a High School Diploma or equivalent and 14 years relevant experience for System Administrator 4
15+ years relevant experience with a Bachelor's degree in a related field, 13+ years relevant experience with a Master's degree in a related field, or a High School Diploma or equivalent and 19+ years relevant experience for System Administrator 5
TS/SCI clearance required
Experience working in secure environments, including SCIFs
Understanding of government Risk Management Framework standards
Relevant degree or diploma in Information Systems or Information Technology
Microsoft MCSE certification or similar
MCSE, CompTIA A+, CompTIA Security+, CompTIA Server+, and/or CompTIA Network+ certification or equivalent
Experience administering server-side technology and networked computing systems
Familiarity with SQL and database operations
Skilled in collecting, organizing, and analyzing data accurately and efficiently
Skilled in technical analysis, design/re-design, and reporting
Skilled in troubleshooting and resolving trouble calls
Skilled in applying policies/procedures and implementing technical requirements
Skilled in presenting formal training presentations and briefings
Ability to prioritize workloads with critical deadlines
Availability outside working hours to promptly resolve emergency issues
Patient and professional demeanor with strong critical-thinking and problem-solving skills

Benefits

Comp & perks

Best-in-class medical, dental and vision plan choices
Wellness resources
Employee assistance programs
Savings Plan Options (401(k))
Financial planning tools
Life insurance
Employee discounts
Paid holidays and paid time off
Tuition reimbursement
Early childhood and post-secondary education scholarships
Bonus/other non-recurrent compensation may be offered for qualified positions
Training and educational programs for continual career growth