System Administrator III
$100k - $170kSaalex
Saalex Corporation Saalex Corporation is seeking multiple System Administrator III in Tidewater, VA and San Diego, CA . Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range Operations and Management, Engineering and Logistics Services, Data Analytics and Business Intelligence Services and Information Technology Services. Founded in 1999 by Travis Mack, Saalex Solutions is a Service Disabled Veteran-Owned and Operated business with prime and subcontract expertise serving the Navy, Army, Air Force, NASA, corporate clients, and local governments. Saalex offers competitive compensation, career development, flexible work schedules and excellent benefits. Position Type: Contingent on Contract Award. Salary: $100k-$170k (depending on experience) The System Administrator III supports the Navy by administering, maintaining, and securing enterprise IT systems across global Live Virtual Constructive (LVC) environments. This role ensures system reliability, performance, and compliance with DoD cybersecurity requirements. Essential Functions Administer enterprise systems including servers and virtual environments. Implement system configurations, updates, and patches. Troubleshoot complex system issues. Support compliance with STIGs and RMF. Maintains system documentation and baselines. Other duties as assigned or required. Required 5–7 years of experience in relevant field. Bachelor’s degree in IT, Engineering, or related field (or equivalent experience). Experience supporting enterprise IT environments. Knowledge of RMF, STIGs, and DoD environments. Desired Experience supporting DoD or Navy programs. Familiarity with virtualization, cloud, or enterprise systems. Relevant certifications (Security+, RHCSA, AWS, etc.). Additional Qualifications Strong analytical and problem-solving skills. Ability to work in complex environments. Security Clearance Must be eligible to obtain a Secret, Top Secret, or TS/SCI clearance. Active clearances preferred. Requirements to obtain a clearance include US Citizenship, security investigation, etc. Benefits Health Care Plan (Medical, Dental & Vision) Retirement Plan (401k, IRA) Life Insurance (Basic, Voluntary & AD&D) Paid Time Off (Vacation, Sick & Public Holidays) Short Term & Long Term Disability Training & Development Wellness Resources Stock Option Plan #J-18808-Ljbffr
$98.11k - $147.16k
.... From software-defined radios to cutting-edge cryptographic systems and avionics, everything we build powers the next era of New... ...innovate the infinite, together. A DAY IN THE LIFE As an IT Systems Administrator III, you’ll lead advanced system administration, security...SuggestedRemote workWork visaFlexible hours$120k - $155.4k
...Overview Resource Management Concepts, Inc. (RMC) is looking for a talented Systems Administrator III to support the Naval Information Warfare Center (NIWC) Pacific Service Centers in Point Loma, CA. This role is critical in ensuring seamless operations within the Data...SuggestedContract work$100k - $170k
...A leading engineering and IT services firm is seeking a System Administrator III in San Diego, CA. The role involves administering, maintaining, and securing enterprise IT systems across diverse environments, ensuring system reliability and compliance with military cybersecurity...Suggested$98.11k - $147.16k
...A leading aerospace and defense innovator in San Diego is looking for an IT Systems Administrator III. This role involves leading system administration and security efforts while ensuring compliance within secure environments. Ideal candidates will have over 5 years of...Suggested$115k - $160k
...Saalex Corporation is seeking multiple Database Administrator III inTidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information... ...designing, implementing, and maintaining enterprise database systems supporting global Live Virtual Constructive (LVC)...SuggestedContract workTemporary workLocal areaFlexible hours- ...A leading engineering and IT services company is looking for a Database Administrator III in San Diego, CA. This role involves designing, implementing, and maintaining database systems including Oracle and SQL Server. Candidates should have 5-7 years of experience and...
$130k - $165k
...Sigma Defense is seeking a Systems Engineer II-III to join our team in San Diego NB, CA. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without...$120k - $140k
...flexibility, and ingenuity to strengthen and protect our nation's vital interests. Requisition #: 1597 Job Title: Systems Engineer III Location: San Diego, CA Clearance Level: Secret, Must Have Clearance to Start Required Certification(s): COMPTIA...Work experience placementWork at office$147k - $161k
...Systems Engineer III Location: San Diego, CA Telework: Hybrid remote/onsite, with typical set schedule at Government facility Travel: % Salary: $$147,000-$161,000 XSITE LLC is looking for a Systems Engineer III to join our team in San Diego, CA to support...Contract workWork at officeRemote work$110k - $180k
...Saalex Corporation is seeking multiple Systems Engineer III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range Operations and Management, Engineering and Logistics Services, Data...Contract workTemporary workLocal areaFlexible hours- ...Saalex Corporation is hiring a Network Administrator III to support Navy operations in San Diego, CA. The role involves administering and securing enterprise network infrastructure while ensuring compliance with DoD cybersecurity requirements. Candidates should have 5–...
- ...Overview Planned Systems International (PSI) is an enterprise IT services company that designs, builds, secures, and operates... ...Government organizations. PSI is seeking an AMOC Senior Database Administrator III to provide full-time, on-site support to the CBP Air and...Full timeContract workTemporary workLocal areaImmediate startFlexible hours
$75k - $130k
...Saalex Corporation is seeking multiple Network Administrator III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information... ...with secure network architectures and boundary protection systems. Active Secret, Top Secret, or SCI clearance preferred....Contract workTemporary workLocal areaFlexible hours$125k - $175k
...what comes next. Our work includes advanced sensors, autonomous systems, mission command and control software, AI-enabled training and simulation... ...(COP) software. Job Description: Systems Engineer III - Border and Coastal Surveillance Full time Hybrid and...Full timeTemporary workLocal area- ...Summary The Systems Administrator II/VDI Engineer supports the design, configuration, and sustainment of the Virtual Desktop Infrastructure (VDI... ...configurations, procedures, and system diagrams. Provide Tier II/III technical support and assist with user onboarding, training,...Remote work
- ...Systems Administrator - Multiple Locations (Port Hueneme, Corona, China Lake, San Diego) Security Clearance Requirements US citizenship required... ...years of experience in lieu of a degree. IAT level II or level III (depending on role) compliant certification. 0 – 3 years of...Work experience placementRelocationFlexible hours
$147k - $161k
...Position: Model Based Systems Engineer III Level: Senior Location: San Diego, CA Telework: Hybrid remote/onsite, with typical set schedule at Government facility Travel: % Salary: $147,000-$161,000 XSITE LLC is looking for a Model...Contract workWork at officeRemote work$145k - $165k
...C2 Systems Engineer Travel Requirement (20%): International travel to partner nations (Australia, UK, Canada, New Zealand, Mexico) and domestic sites. What You'll Do: Full-Lifecycle Engineering: Oversee the complete development and integration cycle—from initial...$108k - $153k
Description DescisiveInstinct is looking for a Systems Engineer, also known as a lead systems analyst or a network engineer with programming expertise, is an IT professional who designs, integrates, and maintains secure, reliable infrastructures that combine networking...- ...Web Server Systems Administrator (Apache Tomcat) --------------------Need GC and USC Businesses face challenges every day building responsive and... ...environment and will have no development. This is Tier II/III administration. The client is open to a variety of years of experience...Ongoing contractTemporary work
$120k - $155.4k
...A technology solutions firm seeks a skilled Systems Administrator III in San Diego. This role involves ensuring optimal system performance within the Data Center and Cloud Hosting Services. Candidates should have substantial experience in systems administration, be capable...$61.9k - $141k
...Job Number: R0241905 IT Systems Administrator, Mid Overview Your combination of people skills and system administrator knowledge makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the U.S....Full timeContract workPart timeLocal area- ...Phase2 Technology is seeking a Mid IT Systems Administrator to join their team in San Diego, CA. The role involves improving technology for the U.S. Navy and requires a strong background in VMware, Windows Server, and Active Directory. The ideal candidate has over three...
$135k - $180k
...Contract Award. Salary $135k-$180k (depending on experience) The Cybersecurity Engineer III supports the Navy by designing, implementing, and securing enterprise IT and network systems in support of global Live Virtual Constructive (LVC) environments. This role focuses...Contract workTemporary workLocal areaFlexible hours- ...veteran-owned technology company is seeking a Cybersecurity Engineer III to support military operations in San Diego, CA. The role involves designing, implementing, and securing IT and network systems. Candidates should have 5–7 years of experience in cybersecurity engineering...
- ...DirectViz Solutions, LLC in San Diego is looking for a Cybersecurity Engineer III to provide vital CS engineering support for DoD systems. The ideal candidate will have a relevant degree and extensive experience in cybersecurity practices, including Risk Management Framework...
- ...appreciation programs. Position Overview We are seeking a skilled and experienced Cybersecurity Engineer III to provide critical CS engineering support across various systems, ensuring the security, integrity, and compliance of complex DoD systems. This role will involve...For contractorsLocal area
$75k - $150k
...requirements, our recruitment team will contact you as soon as possible. Open Jobs Dec 12 2025 ID Job Title Job Description 771115 System Administrator Yakshna Solutions, Inc ., (YSI) is a CMMI Level 3 assessed, ISO 9001, 20000:1, 27001 certified, woman-owned small business...Full timeTemporary workLocal areaImmediate startRemote work- ...Boarhog will hire a Systems Administrator in San Diego CA to support the Surface Combat Systems Training Command (SCSTC) which requires Network Administrative Support, including Information Management, Computer and Local Area Network (LAN) Administration, Cyber Security...Full timeContract workFor contractorsWork at officeLocal areaImmediate startRemote workWorldwideRotating shift
$135k - $145k
...Job Description Systems Administrator to join our team of smart and innovative technical members at NIWC PAC – Seaside in the Point Loma area of San Diego, CA. AUSGAR Technologies, Inc. is a Service-Disabled Veteran-Owned Small Business (SDVOSB) Department of Defense contractor...For contractors
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