Systems Administrator — Multiple Levels
Noblis
San Diego, CA · Posted September 16, 2026
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Where San Diego, CA ranks
Where San Diego, CA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #1Cities hosting the most business conferences in the West Coast78 conferences · of 17
- #2Cities hosting the most human resources conferences6 conferences · of 10
- #3Best cities for life sciences and biotech jobs454 openings · of 41
- #3Best cities for aerospace and defense jobs377 openings · of 67
- #3Cities hosting the most legal services conferences7 conferences · of 17
- #3Cities hosting the most staffing & human capital conferences6 conferences · of 8
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
Pay compared with the market
This listing does not state pay. Across 35 open systems administrator listings that state pay, the middle half runs $100,500 to $130,000 and the median is $113,500.
Listed pay is what employers advertise, not what people are paid.
Systems Administrator salaries by state · Check your own pay
How AI is used in this kind of work
Among database administrators, AI is already used for a large share of the tasks. Measured exposure for database administrators: 33% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Noblis has filed one layoff notice in the last twelve months, covering 115 workers, most recently April 2026. These are public filings with state labor departments, and an open role can sit alongside them. See the filings
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About the job
Responsibilities
****This opportunity is contingent on contract award.
Noblis MSD , a wholly-owned subsidiary of Noblis, Inc., delivers mission-critical engineering, logistics , and sustainment solutions to the Department of Defense. We seek talented professionals to support Naval Information Warfare Center (NIWC) Pacific, Code 41250, in San Diego, CA . This program sustains, maintains, and modernizes the Navy’s afloat and ashore tactical network systems — including Automated Digital Network System (ADNS), Consolidated Afloat Networks and Enterprise Services (CANES), Combined Enterprise Regional Information Exchange System – Maritime (CENTRIXS-M), Communications as a Service (CaaS), Integrated Shipboard Network System (ISNS), Sensitive Compartmented Information (SCI) Networks, Agile Core Services (ACS), Software Defined Networks (SDN), Tactical Afloat Next Generation Networks (TNGN) — ensuring fleet readiness and operational superiority across the global naval enterprise.
Noblis MSD seeks Systems Administrators to administer and support daily operational requirements of Navy tactical network systems including workstations, file servers, and web servers aboard U.S. Navy ships and at shore facilities. These roles provide 24x7 on-call support for afloat networks, install hardware and software, perform systems upgrades, manage network accounts and security, and maintain system documentation for afloat and ashore C4I network platforms.
Responsibilities include but are not limited to:
Administer and support daily operational requirements of computer network systems including workstations, file servers, and web servers
Install hardware, software, and systems upgrades for ADNS, CANES, ISNS, CENTRIXS, and related systems
Manage network accounts, network security, and local system design documentation
Maintain, troubleshoot, and implement network security tools including firewalls, anti-virus, and intrusion detection services
Provide 24x7 on-call Help Desk support via telephone, chat, and email for afloat networks
Perform first-level diagnosis and troubleshooting for end-users and fleet customers
Train staff on software applicable to their positions and assist customers with IT issues
Monitor system configuration (hardware and software) and provide instruction on computers and applications
Document all work in HELIX and PEO C4I approved remedy databases
Support network validation and configuration checkout (VC) and system grooms
Provide on-site technical assistance aboard U.S. Navy ships worldwide
Support Alteration Installation Technical ( AIT ) activities including software pre-loads, shipboard alterations, and system activation
Required Qualifications
Active DoD Secret clearance; ability to obtain TS/SCI ( required for SCI Networks work)
U.S. Citizenship required
Compliance with Cyber Workforce (CWF) directive certification requirements
Willingness to work rotating shifts (5am–12pm, 1pm–9pm, 9pm–5am) and deploy aboard ships
Strong analytical and problem-solving abilities
Excellent communication and interpersonal skills
Attention to detail and accuracy
Must be able to work in a fast-paced environment and adapt to changing requirements
Some travel may be required
Level II ( $71,800 – $112,150)
Bachelor’s degree in Electrical/Electronic/Computer Engineering, Computer Science, or Information Systems with 3 years professional experience in systems administration, OR master's degree in Electrical/Electronic/Computer Engineering, Computer Science, or Information Systems with 1 year of experience in systems administration.
Level III ( $86,800 – $135,625)
Master's degree (MS) in Electrical/Electronic/Computer Engineering, Computer Science, or Information Systems with 7 years of experience in systems administration, OR b achelor’s degree in Electrical/Electronic/Computer Engineering, Computer Science, or In formation Systems with 12 years professional experience in systems administration.
Desired Qualifications
CompTIA Security+ and CASP+ or equivalent advanced IA certifications
Experience with Navy afloat network systems (CANES, ADNS, ISNS, SCI Networks)
Advanced administration experience with Cisco switches/routers, Windows Server, and Linux
Experience leading technical teams in military network environments
Experience with DevSecOps and automated monitoring tools
Overview
Overview
Noblis and our wholly owned subsidiaries, Noblis ESI and Noblis MSD, take on some of the nation’s toughest challenges, delivering advanced solutions to our customers’ most critical missions. We bring together leading scientific, engineering, and management expertise in a culture grounded in objectivity and collaboration, ensuring our work creates lasting impact across federal missions.
We work with a broad range of government agencies in the defense, intelligence, and federal civilian sectors. Learn more and find opportunities at careers.noblis.org
Why Work at Noblis
At Noblis, we share a passion for excellence and innovation, and we create an environment where people can do meaningful work while maintaining the balance that keeps them energized and fulfilled. We seek out individuals with a natural curiosity and desire to collaborate and learn. We believe our people are our greatest strength, and we consistently seek exceptionally skilled, mission‑driven professionals who care deeply about doing work that enriches lives and makes our nation safer.
Noblis has earned numerous workplace awards for our culture, our commitment to employee well‑being, and our dedication to meaningful, impactful work. We also maintain a drug‑free workplace.
Remote/hybrid status is subject to change based on Noblis and/or government requirements.
Commitment to Non-Discrimination
All qualified applicants will receive consideration for employment without regard to race, color, ethnicity, sex, age, national origin, religion, physical or mental disability, pregnancy/childbirth and related medical conditions, veteran or military status, or any other characteristics protected by applicable federal, state, or local law.
If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact us .
EEO is the Law | E-Verify | Right to Work
Total Rewards
At Noblis we recognize and reward your contributions, provide you with growth opportunities, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, and work-life programs. Our award programs acknowledge employees for exceptional performance and superior demonstration of our service standards. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in our benefit programs. Other offerings may be provided for employees not within this category. We encourage you to learn more about our total benefits by visiting the Benefits page on our Careers site.
Compensation at Noblis is determined by various factors, including but not limited to, the combination of education, certifications, knowledge, skills, competencies, and experience, internal and external equity, location, clearance level, as well as contract-specific affordability, organizational requirements and applicable employment laws. The projected compensation range for this position is based on full time status. For part time or on-call staff, compensation is proportionately adjusted based on hours worked. While monetary compensation is important, it's just one component of Noblis’ total compensation package.
Posted Salary Range
USD $71,800.00 - USD $135,625.00 /Yr.
****This opportunity is contingent on contract award.
Noblis MSD , a wholly-owned subsidiary of Noblis, Inc., delivers mission-critical engineering, logistics , and sustainment solutions to the Department of Defense. We seek talented professionals to support Naval Information Warfare Center (NIWC) Pacific, Code 41250, in San Diego, CA . This program sustains, maintains, and modernizes the Navy’s afloat and ashore tactical network systems — including Automated Digital Network System (ADNS), Consolidated Afloat Networks and Enterprise Services (CANES), Combined Enterprise Regional Information Exchange System – Maritime (CENTRIXS-M), Communications as a Service (CaaS), Integrated Shipboard Network System (ISNS), Sensitive Compartmented Information (SCI) Networks, Agile Core Services (ACS), Software Defined Networks (SDN), Tactical Afloat Next Generation Networks (TNGN) — ensuring fleet readiness and operational superiority across the global naval enterprise.
Noblis MSD seeks Systems Administrators to administer and support daily operational requirements of Navy tactical network systems including workstations, file servers, and web servers aboard U.S. Navy ships and at shore facilities. These roles provide 24x7 on-call support for afloat networks, install hardware and software, perform systems upgrades, manage network accounts and security, and maintain system documentation for afloat and ashore C4I network platforms.
Responsibilities include but are not limited to:
Administer and support daily operational requirements of computer network systems including workstations, file servers, and web servers
Install hardware, software, and systems upgrades for ADNS, CANES, ISNS, CENTRIXS, and related systems
Manage network accounts, network security, and local system design documentation
Maintain, troubleshoot, and implement network security tools including firewalls, anti-virus, and intrusion detection services
Provide 24x7 on-call Help Desk support via telephone, chat, and email for afloat networks
Perform first-level diagnosis and troubleshooting for end-users and fleet customers
Train staff on software applicable to their positions and assist customers with IT issues
Monitor system configuration (hardware and software) and provide instruction on computers and applications
Document all work in HELIX and PEO C4I approved remedy databases
Support network validation and configuration checkout (VC) and system grooms
Provide on-site technical assistance aboard U.S. Navy ships worldwide
Support Alteration Installation Technical ( AIT ) activities including software pre-loads, shipboard alterations, and system activation
Active DoD Secret clearance; ability to obtain TS/SCI ( required for SCI Networks work)
U.S. Citizenship required
Compliance with Cyber Workforce (CWF) directive certification requirements
Willingness to work rotating shifts (5am–12pm, 1pm–9pm, 9pm–5am) and deploy aboard ships
Strong analytical and problem-solving abilities
Excellent communication and interpersonal skills
Attention to detail and accuracy
Must be able to work in a fast-paced environment and adapt to changing requirements
Some travel may be required
Level II ( $71,800 – $112,150)
Bachelor’s degree in Electrical/Electronic/Computer Engineering, Computer Science, or Information Systems with 3 years professional experience in systems administration, OR master's degree in Electrical/Electronic/Computer Engineering, Computer Science, or Information Systems with 1 year of experience in systems administration.
Level III ( $86,800 – $135,625)
Master's degree (MS) in Electrical/Electronic/Computer Engineering, Computer Science, or Information Systems with 7 years of experience in systems administration, OR b achelor’s degree in Electrical/Electronic/Computer Engineering, Computer Science, or In formation Systems with 12 years professional experience in systems administration.