Hiring.Camp

Principal Systems Administrator

Current Envision Innovative Solutions

·

May 28, 2026

Salary
$175k – $205k
Location
Annapolis Junction, MD
Workplace
Onsite
Department
Administration
Seniority
Lead
Education
Bachelor
Clearance
Required
Source
ApplicantStack

Description

Riverstone Enterprise Solutions, an Envision Innovative Solutions Company, delivers mission-focused technology solutions to the Intelligence Community. Since 2008, we have supported critical national security programs by building high-performing engineering teams and developing innovative enterprise solutions. Our engineers work in a collaborative, zero-bureaucracy environment where expertise is valued, ideas are heard, and contributions directly drive mission success. Your adventure begins now—unleash your potential at Riverstone, we combine the agility of a small company with the impact of a big mission.
Riverstone is seeking a motivated, career, and customer-oriented Systems Administrator Level 3 to join our team in Annapolis Junction. This position is onsite.

Primary Responsibilities:

•    Provide support for implementation, troubleshooting, and maintenance of IT systems
•    Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices
•    Manage the daily activities of configuration and operation of IT systems.
•    Provide assistance to users in accessing and using IT systems
•    Provide Tier I (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems
•    Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.
•    Provide support for the escalation and communication of status to agency management and internal customers
•    Optimize system operations and resource utilization, and perform system capacity analysis and planning
•    Provide support for the dispatch system and hardware problems and remains involved in the resolution process
•    Configure and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity and configure network
•    Possess a working knowledge and understanding of system administration interdependencies as part of the Service Oriented Architecture (SOA)
•    Analyze and resolve complex problems associated with server hardware applications and software integration                      

Required Skills:
•    15 years' experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity is required.
•    Bachelor's degree in technical discipline from an accredited college or university. Five (5) years of additional Systems Administrator experience may be substituted for a bachelor's degree.

Security Clearance Requirement: Current/Active TS/SCI with Full Scope Polygraph

The projected compensation range for this position is $175,000.00-$205,000.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location , education and certifications as well as Federal Government Contract Labor categories

Riverstone Enterprise Solutions is an equal-opportunity employer. All Qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, veteran's status, age, disability or any other basis prohibited by law.





 

Skills

jQueryBootstrap

Similar Jobs

30

Principal Systems Administrator

RTX·US-TX-MCKINNEY-513WC ~ 2501 W University Dr ~ WING C BLDG, US·Onsite

1d ago

Principal / Sr. Principal Systems Administrator

Northrop Grumman·Colorado Springs, CO

3d ago

Principal / Sr. Principal Systems Administrator

Northrop Grumman·COCO01, US

3d ago

Principal Systems Administrator- Will sponsor a clearance!!

RTX·US-MA-WOBURN-WB1 ~ 235 Presidential Way ~ SPENCER BLDG, US·Remote, Onsite

2w ago

Cyber Systems Administrator / Principal Cyber Systems Administrator (TS/SCI)

Northrop Grumman·Elkridge, MD·Remote, Onsite

2w ago

Cyber Systems Administrator / Principal Cyber Systems Administrator (TS/SCI)

Northrop Grumman·MDEL01UNK, US·Remote, Onsite

2w ago

Principal or Sr Principal Systems Administrator - Workflow Engineer

Northrop Grumman·COAU01, US

3w ago

Principal or Sr Principal Systems Administrator - Workflow Engineer

Northrop Grumman·Aurora, CO

3w ago

Systems Administrator/Principal Systems Administrator (AHT)

Northrop Grumman·Wright-Patterson AFB, OH

1mo ago

Systems Administrator/Principal Systems Administrator (AHT)

Northrop Grumman·OHWP10GC, US

1mo ago

Systems Administrator/Principal Systems Administrator (AHT)

Northrop Grumman·Wright-Patterson AFB, OH·Remote, Onsite

1mo ago

Systems Administrator/Principal Systems Administrator (AHT)

Northrop Grumman·OHWP10GC, US·Remote, Onsite

1mo ago

Principal Administrator, Systems Management

AmerisourceBergen is now Cencora! Explore our careers.·NCEE > Lithuania > Vilnius > Konstitucijos

1mo ago

Systems Administrator / Principal Systems Administrator - Top Secret (Whidbey Island WA)

Northrop Grumman·Oak Harbor, WA·Remote, Onsite

1mo ago

Systems Administrator / Principal Systems Administrator - Top Secret (Whidbey Island WA)

Northrop Grumman·WAOH10, US·Remote, Onsite

1mo ago

2026-07 Principal Systems Administrator

1st Edge, LLC·Huntsville, AL·Remote, Hybrid

2mo ago

Principal Systems Administrator (Onsite)

RTX·US-MA-ANDOVER-AN1 ~ 350 Lowell St ~ AN1 ESSEX BLDG, US·Remote, Onsite

3mo ago

Principal Windows Systems Administrator - Top Secret

Northrop Grumman·FLME228, US·Remote, Onsite

1w ago

Principal Windows Systems Administrator - Secret

Northrop Grumman·CASDRB03, US·Remote, Onsite

1w ago

Principal Windows Systems Administrator - Top Secret

Northrop Grumman·Melbourne, FL·Remote, Onsite

1w ago

Principal Windows Systems Administrator - Secret

Northrop Grumman·San Diego, CA·Remote, Onsite

1w ago

Principal Automation Systems Administrator, Manufacturing & Lab Support

Regeneron·RENSS - MENANDS, US

2mo ago

Sr. Principal Linux Systems Administrator

RTX·US-MA-ANDOVER-AN1 ~ 350 Lowell St ~ AN1 ESSEX BLDG, US·Onsite

2mo ago

Principal IT Systems Administrator (Program Services)

Nwis·VA543: 22270 Pacific Blvd, VA·Onsite

3mo ago

Principal Windows Systems Administrator - Polygraph

Northrop Grumman·VADU01, US·Onsite

3mo ago

Principal Windows Systems Administrator - Polygraph

Northrop Grumman·Dulles, VA·Onsite

3mo ago

Principal IT Systems Administrator (Program Services)

Nwis·VA543: 22270 Pacific Blvd, VA·Onsite

4mo ago

Principal Windows Systems Administrator

Zadentech·Huntsville, AL·Remote, Hybrid

11mo ago

Sr Principal Windows / VMWare Systems Administrator - Polygraph

Northrop Grumman·MDLI18, US·Onsite

4mo ago

Sr Principal Windows / VMWare Systems Administrator - Polygraph

Northrop Grumman·Linthicum Heights, MD·Onsite

4mo ago