Senior Systems Administrator - Secure Linux/Windows (TS/SCI)
Zachary Piper
Zachary Piper Solutions is looking for a Senior Systems Administrator to manage a complex, multi-site IT infrastructure. This role is based on-site and requires an active TS/SCI with Full Scope Polygraph clearance. Responsibilities include implementing secure system designs, providing IT support in classified lab environments, and administering both Linux and Windows systems. Candidates should have over 9 years of experience in lab/test environments, with strong troubleshooting skills in both operating systems and networking hardware. #J-18808-Ljbffr Zachary Piper Solutions
$160k - $200k
...to develop the solar system and become a Kardashev... ...Information Systems Security Manager (ISSM) at K2... ...that all ISSOs, network administrators, System... ...of network security, Windows/Linux hardening, virtualization... ...CISM, etc.). ~ Active TS/SCI Clearance, and willingness...WindowsLinuxPermanent employmentShift work- Red Cat Holdings is seeking a Senior Systems Administrator to own reliability, security, and performance across Microsoft 365, cloud, on-premises, and endpoints... ...a secure, compliant environment. You will manage Windows, Linux, and macOS across endpoints and servers,...SeniorWindowsLinux
- Prattwhitney is looking for an IT Systems Administrator in El Segundo, CA, to provide IT... ...environment utilizing Microsoft Windows and RedHat Enterprise Linux. The role involves supporting 24x... ...must possess an active Top Secret security clearance. Benefits include a competitive...SeniorWindowsLinuxFlexible hours
$150.7k - $186.7k
...high-power microwave (HPM) systems with devastating counter-... ...seeking an experienced Senior Information Systems Security Manager (ISSM) to maintain... ...CISSP, GSLC, CISM)Active TS/SCI ClearanceExperience in... ...tools, operating systems (Windows, Linux, etc.), and applications...SeniorWindowsLinuxPermanent employmentInterim roleWork at office- ...Aerospace Corporation is seeking a Classified Systems Administrator to oversee enterprise IT... ...Segundo, CA facility. You will administer Windows Server environments, enforce RMF and DI... ...Ansible. Candidates must hold an active TS/SCI clearance with CI poly and meet DoD 85...Windows
- ...and customer-oriented Network System Administrator (NSA) - I to join our team... ...day support for Collateral, SCI, and SAP activities in a full... ...include maintaining a secure Windows network, supporting data backups... ...operation and testing. Strong Linux/Windows knowledge and DoD...WindowsLinuxFull time
- Senior Systems Administrator - Linux/Windows (TS/SCI with FS Poly) Location: On-site (No Telework) in Annapolis Junction, MD, Fairfax, VA., El Segundo, CA.... ...VxWorks embedded Linux. Key Responsibilities Implement secure system designs using best practices in software and...WindowsLinuxRemote work
$130k - $165k
...About the Role Varda is looking for a Senior Systems Administrator who is equal parts identity... ...and our MDM ecosystem across macOS, Windows, and Linux. This isn’t just about keeping the... ...ll work directly with Engineering, Security, Manufacturing, and Business Operations...SeniorWindowsLinuxPermanent employmentFull timeImmediate startRelocation packageFlexible hours- Prattwhitney is seeking an IT Systems Administrator in El Segundo, CA, to manage IT systems in both Windows and RedHat Enterprise Linux environments. The role requires an active Top Secret security clearance and the ability to troubleshoot and resolve technical issues....SeniorWindowsLinux
$95.5k - $181.7k
Raytheon is seeking a qualified IT Systems Administrator to work onsite in El Segundo, California. The ideal candidate must have a university... ...of 5 years of experience, alongside an active Top Secret security clearance. Responsibilities include managing IT systems in...SeniorWindowsLinuxFull time- Space Kinetic seeks a mid-level Infrastructure & Systems Administrator to maintain and scale our engineering, manufacturing, simulation, and secure collaboration platforms. You will work across Windows/Linux servers, Proxmox virtualization, and Microsoft 365 with an emphasis...WindowsLinux
- Raytheon is seeking a dedicated IT Systems Administrator in El Segundo, California. The candidate... ...in a mixed Microsoft Windows and RedHat Linux environment and support the integration... ...experience and an active Top Secret security clearance. The ideal candidate will...WindowsLinuxFull time
- Position Summary The Senior Systems Administrator will own the reliability, security, and performance of critical IT infrastructure across Microsoft 365, cloud,... ...Microsoft GCC High and Commercial environments, Windows/Linux server administration, Azure and AWS services, endpoint...SeniorWindowsLinuxPermanent employmentWork at officeLocal area
$165k - $230k
...capability to support national security efforts. While Starlink is... ...-level decisions on RF system designsResearch novel solutions... ...instrumentationExperience using Windows and Linux operating systems Experience... ...control softwareActive TS/SCI clearance or the ability to...SeniorWindowsLinuxPermanent employmentTemporary workRemote workWeekend work$114k - $171k
...work on revolutionary systems that impact people's... ...solutions for national security, military, and civil... ...working in a mixed Linux and Windows environment. Experience... ...position requires TS/SCI Privilege User (PU).As... ...clients, Active Directory administration, Security Center.#LI-...SeniorWindowsLinuxFull timeWork experience placementRelocation packageMonday to ThursdayShift work$140k - $200k
...an experienced Information Systems Security Manager (ISSM) to serve as the... ...requirements across Windows, Linux, and network infrastructure.... ...years serving in an ISSM or senior ISSO role on classified U.S.... ...systems (Secret, Top Secret, TS/SCI) under ICD 503, JSIG, or DAAPM...WindowsLinuxWork experience placementCasual workRelocation package$165k - $235k
...enabling human life on Mars.SR. NETWORK SECURITY ENGINEERSpaceX is looking for a Sr.... ...a strong networking, infrastructure, systems, and software background and will focus... ...VPN clients across multiple platforms (Windows, macOS, Linux, iOS, Android) while performing advanced...SeniorWindowsLinuxPermanent employmentTemporary workRemote workFlexible hoursWeekend work$170k - $265k
...goal of enabling human life on Mars.SR. SECURITY ENGINEERSpaceX is looking for a Sr.... ...confidentiality, integrity, and availability of systems and processes across the enterprise. As... ...development practices.Experience with Linux, Windows, and Mac system internals.Experience...SeniorWindowsLinuxPermanent employmentTemporary workRemote workWeekend work$190k - $220k
Very Good Security in El Segundo, CA is seeking a Systems Engineer to lead integration efforts and manage technical requirements for complex space systems... ...strong communication skills and an active TS clearance with SCI eligibility. The position offers a salary range of...Senior- Northrop Grumman Space Systems in Redondo Beach, CA, seeks a Systems Engineer - Level 4 to advance complex communications systems.... ...development; travel may be required. This role demands active TS/SCI security status and your ability to obtain SCI clearance if needed....Senior
- ...located in California is seeking a Sr. Executive Administrator to provide executive administrative support for Space Systems Command. The ideal candidate should possess... ...in DoD Administration, and have a TS/SCI security clearance. Responsibilities include managing...Senior
$75.8k - $144.2k
...aggression, creating a safer, more secure world. Join us and help... ...Will Do: Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment. Working as a... ...Execute actions as directed by senior staff and project management...WindowsLinuxFull timeTemporary workWork experience placementFlexible hours$80k - $100k
...and unlock a 'one-to-many' system, where each satellite has a... ...Infrastructure & Systems Administrator to maintain and scale the... ...manufacturing, simulation, secure collaboration, and export-controlled... ...: Administer Windows Server and Linux environments, including Ubuntu...WindowsLinuxPermanent employmentFlexible hours- ...Description: Job Description: Sr. Windows Systems Administrator with experience in systems... ...virtualization, cloud computing, backups, Linux OS, mac OS, Windows OS, network storage... ...required. The position may require a security clearance. If so, the successful applicant...WindowsLinuxWork experience placementCasual workImmediate startRemote work
$75.8k - $144.2k
...transferable U.S. government issued security clearance is required prior... ...You Will Do: Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment. Working as... ...actions as directed by senior staff and project...WindowsLinuxFull timeTemporary workWork experience placementWork at officeRemote workFlexible hours- ...missions such as national security, global connectivity,... ...deploys scalable systems that power the next generation... ...operations. We need a Senior Security Engineer to... ...to obtain and maintain TS/SCI clearance ~ Experience... ...environments Strong Linux experience in production...SeniorLinuxPermanent employmentImmediate start
- ...Northwood. Role Overview As Security Operations Lead, you... .... This is a senior leadership role for an... ...supporting utilities across Linux and Windows environments. Develop... ...across distributed systems. Working knowledge of... ...obtain and maintain a TS/SCI clearance. U.S. citizenship...WindowsLinuxPermanent employment
- Varda Space Industries seeks a Senior Systems Administrator to own identity platforms and cloud operations... ..., Entra ID, and MDM across macOS, Windows, and Linux. This role emphasizes zero‑trust,... ...will collaborate with Engineering, Security, Manufacturing, and Business...SeniorWindowsLinux
- ...bachelor ’s degree along with at least 6 years of experience in Windows/Linux System Administration. This position values candidates with hands-on networking skills, and certifications such as Cisco and Security+ are crucial. Successful candidates will play a vital role in...SeniorWindowsLinux
$95.5k - $181.7k
...Top Secret U.S. government security clearance must be available... ...What You Will Do Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment. Apply... ...Execute actions directed by senior staff and project management...WindowsLinuxFull timeTemporary workCasual workFlexible hours
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