System Admin
IQUASAR LLC
Job Description
Job Description
iQuasar is seeking to fill an Systems Administrator in San Diego, CA. At iQuasar, we strive to provide the next generation of cutting-edge technologies. Our growth means exciting career opportunities for talented professionals in engineering, software development, and other key areas. We offer competitive compensation and benefits, including Health, Vision, and Dental Insurance, a matching 401 (k) plan, and other benefits given below, excellent training, and a vibrant working environment. Our employees are exceptional, giving us a competitive advantage by innovating solutions with a strong sense of mission and integrity.
One of our clients in San Diego, CA, needs a System Admin for a full-time position.Position: Linux System Admin
Location: San Diego, CA
Clearance Level: Secret
Job Type: Part Time (up to $25 hours/week)
JOB DESCRIPTION: iQuasar is seeking an experienced Information Systems Administrator (SysAdmin) to assist in the design, implementation, maintenance, and support of the corporate network infrastructure in a mission-critical environment. The successful candidate will have a strong foundation in secure network architecture, system integration, Windows/MacOS/Linux administration, and familiarity with Cybersecurity Maturity Model Certification (CMMC) cybersecurity frameworks. REQUIREMENTS:
- Well-versed in Windows, Linux and MacOS.
- 6+ years of experience with an Associate’s degree and DoDInst. 8570 IAT Level 2 in lieu of a bachelor’s degree; or 8+ years of experience and DoDInst. 8570 IAM Level 2 in lieu of a bachelor’s degree; or 4+ years of experience with a master’s degree in information systems, Computer Science or similar computing focused engineering.
- 3-4 years of experience managing secure network environments and infrastructure
- Deep understanding of networking protocols (e.g., IPSEC, HSRP, BGP, OSPF, 802.11, QoS, SSH), VPNs and Firewalls
- Proficient in both cloud and on-premises environments and establishing a strong software development focused environment at TRABUS
- Solid understanding of OSI or TCP/IP models and software-defined networking with Access Control Policies.
- Proficiency in managing Windows, MacOS and LINUX-based systems
- Experience supporting federal systems and complying with federal cybersecurity standard
- Familiarity with CMMC Level 2+ controls and implementation practices
- Experience with network monitoring and diagnostic tools
- Help and assists in configuring and installing various network devices and services (e.g., routers, switches, firewalls, load balancers, VPN, QoS)
- Assist in performing network maintenance and system upgrades including service packs, patches, hot fixes, and security configurations
- Assist in the monitoring of network performance and health, ensuring continuous system uptime and reliability
- Track overall system resource utilization, trending, and capacity planning using logging and analytical tools such as Intune and Grafana.
- Provide Level 2/3 support and troubleshooting for network issues
- Perform routine updates and configuration cycles for Windows 11/Server 2016/2019, Ubuntu and other LINUX distributions, as well as MacOS systems
- Help to administer and support Windows Active Directory, Azure Active Directory, and Office 365 environments
- Configure and manage VPNs (specifically WireGuard VPN) and establish isolated network and safe computing environments
- Ensure compliance with configuration and change management processes
- Help to implement and support CMMC compliance practices, including documentation, secure access control, and logging of system data and policies.
- Work collaboratively with security personnel and vendors for problem resolution and implementation of cybersecurity best practices
- Work closely with development teams and platform engineers in deploying robust, and CMMC compliant, network environments that facilitates efficient software development work
- 8+ years of experience handling secure networks and infrastructure
- Security+ or equivalent DoDInst. 8570 IAT Level II certification
- Advanced LINUX/Unix-based system administration and security hardening experience
- Clearance: Active Top Secret or Top Secret Eligible (SCI eligibility preferred).
- Bachelor’s degree in electrical engineering, Computer Engineering, Computer Science, Information Technology, or a related quantitative fie
Thank you!
• Availability to start a new job
• Best Rates
• Contact #
Please don’t hesitate to contact me for any questions you may have. All employment is decided on the basis of qualifications, merit, and business need. Regards, Zain Wani
Senior Recruitment Professional
iQuasar, LLC
Cleared Recruitment | Proposal Development | Technology
View email address on ziprecruiter.com/
Direct: View phone number on ziprecruiter.com
Main: View phone number on ziprecruiter.com An Equal Opportunity Employer iQuasar is proud to be an Equal Employment Opportunity Employer. We do not discriminate based on race, religion, color, national origin, political affiliation, sex, sexual orientation, gender identity, age, marital/parental /veteran status, disability, genetic information, membership in an employee organization, retaliation, military service, other non-merit factors, or any other applicable characteristics protected by law.
Flexible work from home options available.
- ...iQuasar is seeking a Systems Administrator in San Diego, CA. Our mission is to provide next generation cutting‑edge technologies and offer competitive compensation and benefits such as health, vision and dental insurance, a matching 401(k) plan, and excellent training....SuggestedPart timeWork at officeWork from homeFlexible hours
$115k - $155k
...yr + stock options, 401k matching, and other benefits Role Overview Seasats is growing rapidly, and we’re looking for a Senior IT Systems Administrator to become the dedicated owner of our internal IT systems. You’ll support a team of approximately 100 people working across...SuggestedWork at officeLocal areaImmediate startVisa sponsorshipWork visaFlexible hours- Overview Xinnovit is a global leader in technology consulting, outsourcing, and workforce management solutions. Our mission is to enable our clients to become more agile and competitive with the help of innovative technologies. We empower our clients to respond faster ...Suggested
$179k - $268.4k
...Company: Qualcomm Technologies, Inc. Job Area: Engineering Group, Engineering Group PPT Systems Engineering General Summary: Qualcomm's Chip Architecture multi-site team of systems engineers, hardware and software architects are driving analysis and defining...SuggestedWork experience placementWork from home$87.1k - $157.45k
...Responsibilities/Duties – Sell Your Position!): Are you looking to make a difference? Leidos in San Diego, CA is looking for a Systems Engineer to join our team supporting NGLD-M initiatives within our Intelligence Organization. Leidos ranks as a top industry...SuggestedLocal areaImmediate startFlexible hours$95k - $160k
...Saalex Corporation is seeking multiple Systems Engineer II positions in Tidewater, VA and San Diego, CA. Saalex Corp. is an engineering and information technology services company focusing on test range operations and management, engineering and logistics services, data...Contract workTemporary workLocal areaFlexible hours- ...Services Support bid concerning Airborne Networking and Advance Development (AN&AD), METI is currently looking for a highly skilled Systems Engineer. Please note that this position is contingent upon contract award. Duties Perform full systems engineering lifecycle...Contract work
$120k - $148.67k
...better decisions, take action with confidence, and stay ready for what comes next. Our work includes advanced sensors, autonomous systems, mission command and control software, AI-enabled training and simulation, and tools that improve logistics, maintenance, and overall...Full timeTemporary workWork at officeLocal areaRemote work- ...talent that the connected world demands to create solutions to address the convergence of cybersecurity, intelligence, analytics, and systems engineering. We invite you to join the team where you can build, innovate, and secure your career. Sentar is seeking a Systems...Contract workTemporary workFor contractorsFlexible hours
- ...Systems Engineer III – Job Overview We are looking for a Systems Engineer III to lead technical excellence in product development. The role involves translating the voice of customers into user and business needs, developing system and product requirements, identifying...Contract workWork experience placement
- ...METI is seeking a highly skilled Systems Engineer with specialized experience in Distributed Video and Network Systems, supporting Department of Defense (DoD) programs. The ideal candidate will have a strong background in the engineering, integration, and operation of...
$94.4k - $115k
...Type: Career Appointment Percent: 100% Union: Uncovered Total Openings: 1 Work Schedule: Days, 8 hrs/day, Mon - Fri ID: #132811 HPC Systems Engineer Extended Deadline: Fri 7/24/2026 Overview The Mission of the San Diego Supercomputer Center is to translate innovation...Afternoon shift$122.5k - $183.7k
...General Summary The Camera Systems team is responsible for the design, development, and integration of camera features across Qualcomm Snapdragon platforms. This role focuses on Essential Camera Features, including HDR, low‑light imaging, tone mapping, stabilization, noise...Work experience placementWork from home$120k - $140k
...Requisition # : 1597 Job Title : Systems Engineer III Location : San Diego, CA Clearance Level : Secret, Must Have Clearance to Start Required Certification(s) : COMPTIA Sec+, C++, CISSP, CCNP Job Description Responsible for engineering and optimizing integrated systems...Work experience placementWork at office$160k - $200k
...Description SAIC is seeking an experienced Systems Engineer to join our Technical Engineering and Design Department in support of our United States Air Force customer. This position is on-site in San Diego, CA. Responsibilities Apply systems engineering principles and...$84k - $139.95k
..., knowledge, skills, and abilities of the applicant, internal equity, and alignment with market data. Description SRC is seeking a Systems Engineer II to support Naval CB-ISEA engineering efforts (SATCOM and communications systems) in San Diego. This role focuses on site...For contractorsLocal area$100k - $110k
...Secure Communications Systems Engineer We are seeking a highly motivated and detail-oriented engineer to join our growing engineering team. This role offers recent graduates hands‑on experience in designing, developing, and implementing military radio communication systems...Full timeInternshipWork at office$90k - $184k
...About The Role: Innovative Defense Technologies (IDT), a leading defense technology company, is seeking a Systems Engineer to be based out of one of IDT's offices. This person will work with a fast‑paced team of mission‑focused engineers by working with and developing...Full timeWork at officeImmediate start$77k - $110k
...DescisiveInstinct is looking for a Systems Engineer , also known as a lead network analyst or a network engineer with programming skills, is an IT professional who designs, implements, and maintains secure and reliable network infrastructures. This position, based in the...- ...process. Lead and support sustaining R&D engineering projects. This position will be responsible for the verification and validation of systems and sub-systems ensuring a detailed and well-tested design. Responsibilities include defining, clarifying, and documenting...Contract work
- ...Systems Engineer Medical Devices Company Position : Systems Engineer Location : San Diego, CA Duration : 12 Months Total Hours/week : 40.00 Client: Medical Device Company Job Category: Business Professional Employment Type: Contract on...Contract workWork experience placement
$90k - $120k
...Mainstay Medical Mainstay Medical is a medical device company focused on marketing an innovative implantable neurostimulation system, ReActiv8®, for people with disabling chronic mechanical Low Back Pain. The company is headquartered in Dublin, Ireland, with subsidiaries...$127.65k - $212.75k
...leadership supporting Navy C5ISRT efforts on the Centerline task order, to include Ship's Signals Exploitation Equipment (SSEE) Family of Systems (FoS), Cryptologic Carry On Program, and Mission Modules. Supporting systems engineering, integration, testing, configuration...For contractorsLocal area$60 - $71 per hour
...Systems Engineer Location: San Diego, CA Job ID: #72554 Pay Range: $60-71 ph (W2) Duration: 12 mos The System Engineer will perform a verification and validation role in organizing requirements, developing test procedures, coordinating with other...For contractors- ...System Engineer Location: San Diego, CA Duration: 6 Months Duties and Responsibilities: Lead technical excellence and ensure highest standards are being maintained and delivered through cross-functional collaboration with internal and external engineering...Work experience placement
- ...Job Description Job Description iQuasar is seeking to fill an Systems Administrator in San Diego, CA. At iQuasar, we strive to provide... .... One of our clients in San Diego, CA, needs a System Admin for a full-time position. Position: Linux System Admin Location...Full timePart timeWork at officeWork from homeFlexible hours
$70k - $100k
...Manage nCino‑specific platform functionality, including package maintenance, configuration, customization, LOS support, and banking system integrations Promote adoption of Salesforce and nCino features through user training sessions, webinars, and documentation Serve as...Work at officeLocal area$95k - $165k
...for enterprise network architecture, design, and operations. Oversee large-scale network environments including LAN/WAN, boundary systems, and secure enclaves. Lead implementation of advanced network security controls in alignment with RMF, STIGs, and DoD directives. Direct...Contract workTemporary workLocal areaFlexible hours- ...Contract (20 hours/week) to convert to a full-time permanent employee (40 hours/week) after the 6 months We are seeking a hands‑on System Administrator to support and maintain internal IT infrastructure in a dynamic business environment. This role combines day‑to‑day IT...Permanent employmentFull timeContract workLocal area
$90k - $175k
...Network Administrator to manage and support our WAN infrastructure, Fortinet firewall environment, VPN services, and telephone (VoIP) systems. This hands‑on role requires strong technical expertise in network security, connectivity, and telephony along with the ability to...Local areaRemote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to System Admin. Be the first to apply!
- enterprise administrator San Diego, CA
- IT administrator San Diego, CA
- computer systems administrator San Diego, CA
- system admin San Diego, CA
- remote systems administrator San Diego, CA
- microsoft systems administrator San Diego, CA
- systems administrator San Diego, CA
- server administrator San Diego, CA
- application system administrator San Diego, CA
- IT infrastructure administrator San Diego, CA


