181 - 200 of 321 Jobs

Senior Linux System Administrator

RTX Corporation

Tucson, Arizona, USA

Full-time

Date Posted: 2025-07-17 Country: United States of America Location: AZ848: RMS AP Bldg 848 1151 East Hermans Road Building 848, Tucson, AZ, 85756 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret Senior Linux System Administrator Tucson, AZ. Must have an active secret clearance we offer relocation! About US: A

Telecommunications Engineer

SpaceX

Texas, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. TELECOMMUNICATIONS ENGINEER As a Telecommunication Engineer at SpaceX, you will work in a complex environment designing and supporting a variety of critical infrastructure. The IT network infrastructure team designs,

Senior Systems Administrator

RTX Corporation

Tucson, Arizona, USA

Full-time

Date Posted: 2025-07-15 Country: United States of America Location: AZ848: RMS AP Bldg 848 1151 East Hermans Road Building 848, Tucson, AZ, 85756 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret Senior System Administrator Tucson, AZ. Must have an active secret clearance we offer relocation! About US: At Rayt

Program Security Officer - Clearance Required

SAIC

Chantilly, Virginia, USA

Full-time

Job ID: 2507076 Location: CHANTILLY, VA, US Date Posted: 2025-07-22 Category: Security Subcategory: Security Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description Who We Are and What We Do: SAIC Security professionals support a collective of over 24,000 employees extending across 20 countries. Our employees are our core, bolstered by 15,000 clearances

Datacenter Fiber Specialist(With OTDR)

Everest Consultants, Inc

Quincy, Washington, USA

Contract

Title: Datacenter Fiber Specialist(With OTDR) Location: Quincy, WA Duration: 9+ Months contract with Possibility for extension Pay Rate Range: $36.76/hr. on W-2. This is a Fully Onsite position. Candidate must work on our W2. No third-party candidates. Reports To: Senior Program Manager Overview: The Datacenter Fiber Specialist will be responsible for ensuring the integrity, performance, and security of Microsoft's fiber optic network within datacenter operations. This role will focus on fiber

Datacenter Fiber Specialist(With OTDR)

Everest Consultants, Inc

Dulles, Virginia, USA

Contract

Title: Datacenter Fiber Specialist(With OTDR) Location: Sterling, VA or IAD Area. Duration: 9+ Months contract with Possibility for extension Pay Rate Range: $36.76/hr. on W-2. This is a Fully Onsite position. Candidate must work on our W2. No third-party candidates. Reports To: Senior Program Manager Overview: The Datacenter Fiber Specialist will be responsible for ensuring the integrity, performance, and security of Microsoft's fiber optic network within datacenter operations. This role will

Silicon Validation Software Engineer- ISP Validation

Apple, Inc.

No location provided

Full-time

Do you love creating elegant solutions to highly complex challenges? Do you intrinsically see the importance in every detail? As part of our Silicon Technologies group, you'll help design and manufacture our next-generation, high-performance, power-efficient processor, system-on-chip (SoC). You'll ensure Apple products and services can seamlessly and efficiently handle the tasks that make them beloved by millions. Joining this group means you'll be responsible for crafting and building the techn

Lead Information Systems Cyber Engineer

The MITRE Corporation

San Diego, California, USA

Full-time

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting im

Windows System Administrator

RTX Corporation

El Segundo, California, USA

Full-time

Date Posted: 2025-07-15 Country: United States of America Location: CA323: 2000 E Imperial Hwy Bldg R01 2000 East Imperial Highway Building R01, El Segundo, CA, 90245 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - t

Information Systems Security Officer (ISSO)

Aerospace Corporation

Huntsville, Alabama, USA

Full-time

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers,

Devops Engineer (Security)

NTT DATA Americas, Inc

Montreal, Quebec, Canada

Contract

We are currently in search of an experienced dev ops engineer to join Perimeter Email (security engineering) dev ops team.The successful candidate will supplement existing devops team in design, delivery and maintenance of Perimeter Email infrastructure of the firm. Work with internal and external stakeholders. Support project lifecycles in team member capacity Support/manage full SDLC lifecycle of applications/platform Design and manage high availability and disaster recovery Sustain and enhanc

Field Engineer I- Structured Cabling

IES Holdings, Inc.

Tempe, Arizona, USA

Full-time

TRAVEL REQUIRED Field Engineering Responsibilities: CloseoutRedlinesTest AuditsLessons learnedWarrantiesProduct SubmittalsRedline(s): The leads and superintendents will oversee submitting changes to SoW. Redlines shall be completed and submitted to engineering be Field Engineers. Engineering will create internal calendar to keep track of what needs to be done, and when it needs to finalized.Build-out will be the most redlining, given measurements, equipment placements, and grounding/bonding. Fie

Principal Cybersecurity Network Engineer - Critical Infrastructure

AT&T Inc.

Charlotte, North Carolina, USA

Full-time

Job Description: This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered. Join AT&T and reimagine the communications and technologies that connect the world. Our Chief Security Office ensures that our assets are safeguarded through truthful transparency, enforce accountability and master cybersecurity to stay ahead of threats. Bring your bold ideas and fearless risk-taking to redefine connectivity and transf

IT Infrastructure Technician AA

Washington Metroplitan Area Transit Authority

Greenbelt, Maryland, USA

Full-time

Minimum Qualifications : Graduation from high school or high school equivalent with a minimum of 10 consecutive years of in-depth, verifiable technical experience in the networking and telecommunications industry performing site surveys, developing job plans, and implementing structured cable infrastructure systems. Or Graduation from high school or high school equivalent with a minimum of 8 consecutive years of in-depth, verifiable technical experience in the networking and telecommunication

Senior Information Systems Security Officer (ISSO) - Goleta, CA,

RTX Corporation

Hollister, California, USA

Full-time

Date Posted: 2025-07-02 Country: United States of America Location: CA601: Goleta (EW) Bldg H01 6380 Hollister Avenue Building H01, Goleta, CA, 93117 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation

Information Systems Security Officer (ISSO) - Tucson, AZ

RTX Corporation

Tucson, Arizona, USA

Full-time

Date Posted: 2025-07-15 Country: United States of America Location: AZ855: RMS AP Bldg M05 1151 East Hermans Road Building M05, Tucson, AZ, 85756 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and

Information Systems Security Officer (ISSO) - Andover, MA

RTX Corporation

Andover, Massachusetts, USA

Full-time

Date Posted: 2025-07-15 Country: United States of America Location: MA101: Andover MA 350 Lowell St Essex 350 Lowell Street Essex, Andover, MA, 01810 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation

Program Security Representative (PSR) II

General Dynamics Information Technology

Colorado Springs, Colorado, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Physical Security Job Qualifications: Skills: Facility Security, Physical Security, System Security Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Job Description: The Program Security Representative's primary function is to provide multi-d

Physical and Industrial Security Specialist

Arete

Los Angeles, California, USA

Full-time

At Aret, we are on the forefront of utilizing innovative solutions, with great minds from all backgrounds, to help solve the nation's most complex security challenges. We strive for an inclusive, collaborative team environment that approaches differences as opportunities for innovation and excellence. As an employee-owned company, we foster an atmosphere that propels diverse career opportunities and professional growth. Discover your future with us. Arete is seeking an experienced Physical and

Information System Security Officer

Lockheed Martin Corporation

King of Prussia, Pennsylvania, USA

Full-time

Job Description At Lockheed Martin Rotary and Mission System (RMS), we are driven by innovation and integrity. We believe that by applying the highest standards of business ethics and visionary thinking, everything is within our reach - and yours as a Lockheed Martin employee. Lockheed Martin values your skills, training, and education. Come and experience your future! This position requires the candidate primarily function as the Information System Security Officer (ISSO) for multiple program