101 professional services jobs found in Simi Valley, CA

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Sep 20, 2026
Full time
Auto Tech II Castaic
$22.00 - $29.00 hourly
Triple Canopy Castaic, CA
The Automotive Technician II will repair, overhaul, and maintain fleet vehicles and equipment. Pay Range: $22.00 - $29.00 RESPONSIBILITIES Perform skilled repair and maintenance on a variety of gasoline-powered equipment and vehicles such as replacing bearings, axle seals, brake master cylinders, resurfacing brake drums and rotors Disassemble components and inspect part for wear Repair, overhaul, replace and rebuild water and fuel pumps, air conditioning components, compressors, radiators, etc. Rewire electrical systems Replace, realign, and adjust brakes and suspension components Diagnose and repair malfunctions to all systems Overhaul gasoline and diesel engines Tune and perform repairs to diesel engines Repair and maintain hydraulic systems; routes and replaces lies and checks system for leak Perform routine vehicle equipment preventative maintenance inspections; checking and replacing fluids, checks lights and other electrical system...
Oct 06, 2026
Full time
Sr. Electrical Engineer
$107,744 - $126,500 yearly
General Dynamics Information Technology Port Hueneme, CA
Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Professional Engineering Job Description: We are searching for a self-motivated electrical engineer experienced in test equipment development and maintenance. The candidate must have a proven record of exceptional technical aptitude, efficiency, and delivery while maintaining quality and timeliness in all aspects of support, deliverables, and documentation upkeep. The role will involve on-base and off-site technical services and sustainment for U.S. Navy’s MK 41 Vertical Launch System (VLS) subassemblies, primarily focusing on Automatic Test Equipment (ATE) systems. Responsibilities: Support ATE operations, functionality, and production efforts including equipment installation, testing, evaluation, failure investigation, troubleshooting, reporting, and help with repairs. Assist both...
Sep 16, 2026
Full time
Helicopter Mechanic 3742 LA
$126,428 yearly
City of Los Angeles Los Angeles, CA
ANNUAL SALARY $118,013 (flat-rated) A 5.5% bonus is paid for possessing an FAA Inspection Authorization. Some positions require night work, for which a higher salary is paid.   A Helicopter Mechanic inspects, repairs, overhauls, services, cleans and returns all City-owned helicopters to service.   NOTE :   Helicopter Mechanics must be available to work weekends and holidays. REQUIREMENT(S)/MINIMUM QUALIFICATION(S) Three years of full-time paid experience, two years of which must have been within the past three years, as an FAA Certified Airframe and Power Plant Mechanic engaged in performing maintenance and alterations on at least one or more of the following turbine powered helicopters: Bell 407, Bell 206 series, Bell 412, Eurocopter AS 350 Series (EC130), and/or Agusta AW 139. Qualifying experience must include all of the following:   a. Performing FAR Part 91 or Part 135 required inspections, b. Electrical and mechanical, repair, and...
Oct 06, 2026
Full time
Systems Architect
$111,155 - $150,385 yearly
General Dynamics Information Technology Los Angeles, CA
Type of Requisition: Pipeline Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: NACI (T1) Job Family: IT Infrastructure and Operations Job Description: GDIT is seeking an experienced Systems Architect to support our NASA Business Area in designing, developing, and overseeing enterprise-level architecture solutions across our expanding NASA portfolio. GDIT is your place to make meaningful contributions to mission‑critical federal programs and build a rewarding technical career. The Systems Architect will play a central role in creating integrated, scalable, and secure solutions that support NASA’s enterprise IT services. This includes 24x7 operations environments, advanced AI‑enabled tools, end‑user services, cloud technologies, cybersecurity capabilities, and coordinated engineering and IT Service Management (ITSM) resources. As a Systems Architect supporting this opportunity, you...
Sep 30, 2026
Full time
ELECTRONICS COMMUNICATIONS TECHNICIAN LA County
$107,138 yearly
Los Angeles Sheriff's Department Los Angeles, CA
FIRST DAY OF FILING  July 3, 2024 at 8:00 A.M. (PT)  THE FILING PERIOD MAY BE SUSPENDED AT ANY TIME WITHOUT PRIOR NOTICE. THIS EXAMINATION MAY REOPEN AS THE NEEDS OF THE SERVICE REQUIRE.  NO APPLICATIONS WILL BE ACCEPTED OUTSIDE OF THE OFFICIAL APPLICATION FILING PERIOD, NO EXCEPTIONS.   EXAM NUMBER  J6541R TYPE OF RECRUITMENT OPEN COMPETITIVE JOB OPPORTUNITY REBULLETIN INFORMATION: THIS ANNOUNCEMENT IS BEING REPOSTED TO UPDATE THE MINIMUM REQUIREMENTS AND SUPPLEMENTAL QUESTIONNAIRE. DEFINITION Maintains, repairs, tests, configures, and installs fixed, mobile, and portable radio communications and related equipment.   CLASSIFICATION STANDARDS Positions allocable to this journey-level class typically report to an Electronics Communications Technician Supervisor. These positions require incumbents to exercise knowledge of the protocols, procedures, techniques, and equipment used to maintain, repair,...
Sep 09, 2026
Full time
Specialty Grounds I - Special Skills - Calvary Cemetery (Los Angeles) and Montebello
$19.14 - $22.52 hourly
Archdiocese of Los Angeles Los Angeles, CA
Works in the direct interment/entombment of the deceased, or disinterment/disentombment of remains. Trims memorials and monuments on cemetery grounds. Maintains cemetery grounds and buildings under the direction and supervision of the Supervisor/Assistant Supervisor. Full time position requires 40 hours per week. Overtime is required as needed. In addition to general grounds worker duties, the Specialty Grounds I – Special Skills has knowledge, experience and currently performs at least one desired skill in the areas of landscaping, sprinkler systems, plumbing, welding, carpentry, construction, mechanical or operational. Requires direct supervision on the majority or required trade skill sets. ESSENTIAL FUNCTIONS Because all Archdiocesan employees represent the Roman Catholic Church, they are expected to conduct themselves according to the goals and mission of the Church in performing their work. Sets up graves for interment services, seals...
Sep 12, 2026
Full time
Lineman I Telecom Baldwin Park and Corona
$21.00 - $27.00 hourly
VCI Construction Baldwin Park, CA
  Discover a more connected career At VCI Construction, LLC, as a Lineman I Telecom, you’ll work alongside experienced Lineman to ensure fiber and telecom lines are installed and maintained safely so that everyone can stay connected. Connecting you to great benefits Weekly Paychecks Paid Time Off, Parental Leave, and Holidays Insurance (including medical, prescription drug, dental, vision, disability, life insurance) 401(k) w/ Company Match Stock Purchase Plan Education Reimbursement Legal Insurance Discounts on gym memberships,  pet insurance, and much more! What you’ll do Assist with the installation of fiber and telecom cables overhead, and promptly repair any issues to ensure efficient and reliable service Safely use equipment like bucket truck, digger derrick, excavators Safely use hand tools and power tools like wrenches,...
Sep 09, 2026
Full time
Specialist IS Engineer - Citrix
Amgen Thousand Oaks, CA
Join Amgen’s Mission of Serving Patients At Amgen, if you feel like you’re part of something bigger, it’s because you are. Our shared mission—to serve patients living with serious illnesses—drives all that we do. Since 1980, we’ve helped pioneer the world of biotech in our fight against the world’s toughest diseases. With our focus on four therapeutic areas –Oncology, Inflammation, General Medicine, and Rare Disease– we reach millions of patients each year. Amgen is advancing a broad and deep pipeline of medicines to treat cancer, heart disease, inflammatory conditions, rare diseases, and obesity and obesity-related conditions. As a member of the Amgen team, you’ll help make a lasting impact on the lives of patients as we research, manufacture, and deliver innovative medicines to help people live longer, fuller happier lives. Our award-winning culture is collaborative, innovative, and science based. If you have a passion for challenges and the opportunities that lay within...
Sep 09, 2026
Full time
Principal Data Engineer
Amgen Thousand Oaks, CA
Join Amgen’s Mission of Serving Patients At Amgen, if you feel like you’re part of something bigger, it’s because you are. Our shared mission—to serve patients living with serious illnesses—drives all that we do. Since 1980, we’ve helped pioneer the world of biotech in our fight against the world’s toughest diseases. With our focus on four therapeutic areas –Oncology, Inflammation, General Medicine, and Rare Disease– we reach millions of patients each year. Amgen is advancing a broad and deep pipeline of medicines to treat cancer, heart disease, inflammatory conditions, rare diseases, and obesity and obesity-related conditions. As a member of the Amgen team, you’ll help make a lasting impact on the lives of patients as we research, manufacture, and deliver innovative medicines to help people live longer, fuller happier lives. Our award-winning culture is collaborative, innovative, and science based. If you have a passion for challenges and the opportunities that lay within them,...
Oct 02, 2026
Full time
Lead, Quality Engineering
$116,500 - $216,500 yearly
L3Harris Los Angeles, CA
L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Lead,  Quality Engineering  Job Code: 45238 Job Location: Onsite at our Canoga Park, CA facility Job Schedule: 9/80 Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off Job Description:...
Aug 24, 2026
Full time
Senior Associate, Manufacturing Engineer (Chemical Processing)
$73,000 - $136,000 yearly
L3Harris Los Angeles, CA
L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Ensure that the proper tank chemistry is maintained and the tanks are operating within specification to properly clean and plate hardware. Maintain and create Electronic Process Instructions (EPI) for mechanics to follow who will process hardware to...
Oct 01, 2026
Full time
Test & Validation Engineer
KBR El Segundo, CA
Title: Test & Validation Engineer Belong. Connect. Grow. with KBR! KBR is seeking a Test & Validation Engineer to support the MSEIT contract at Space Systems Command (SSC). This role supports the program's testing and validation activities across multiple software development teams supporting U.S. Space Force mission systems. Working under the guidance of the Test & Validation Lead, this individual will execute test plans, perform integration and user acceptance testing activities, document results, manage defects, and support release readiness efforts. The position provides an excellent opportunity to develop expertise in software testing, mission validation, Agile delivery, and operational acceptance processes within a complex DoD environment. The successful candidate should be comfortable learning new systems, working directly with developers and users, and actively participating in hands-on testing activities. The program is evolving toward...
Oct 01, 2026
Full time
Cyber & Cross Domain Solution (CDS) Systems Engineer
KBR El Segundo, CA
Title: Cyber & Cross Domain Solution (CDS) Systems Engineer Belong. Connect. Grow. with KBR! KBR is seeking an experienced Cyber & Cross Domain Solution (CDS) Systems Engineer to support the MSEIT contract at Space Systems Command (SSC). This role focuses on defining, evaluating, integrating, and supporting secure data movement and cybersecurity strategies across multiple mission and operational environments supporting U.S. Space Force capabilities. The position will help guide the program’s cross-domain and cybersecurity approach across environments including IL5, IL6, air-gapped mission systems, and Mission Partner Environment (MPE). The role includes evaluating existing Cross Domain Solutions (CDSs), leveraging emerging technologies and cloud-native capabilities where appropriate, and helping define future CDS architectures and implementation strategies. The role also supports broader cybersecurity initiatives including CI/CD vulnerability remediation...
Sep 18, 2026
Full time
Sr FPGA Engineering Manager (Onsite)
Raytheon Collins Aerospace El Segundo, CA
Date Posted: 2026-09-09 Country: United States of America Location: US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01 Position Role Type: Onsite What You Will Do  Lead and Develop a High-Performing Engineering Team: Lead, mentor, and grow a team of FPGA engineers from entry level to experienced professionals, including hiring, staffing, and fostering a collaborative, high-performing culture. Develop Talent and Support Career Growth: Coach employees on professional development, provide regular performance feedback, and support career growth opportunities within Collins Aerospace. Collaborate Across Functions: Partner with engineers, engineering leaders, program managers, and shared services to deliver FPGA solutions and build strong cross-functional relationships. Drive Product Strategy and Engineering Excellence: Lead the development of FPGA solutions that exceed customer expectations while supporting product line strategy...
Aug 31, 2026
Full time
Senior ASIC/FPGA Verification Engineer (Onsite)
Raytheon Collins Aerospace El Segundo, CA
Date Posted: 2026-07-13 Country: United States of America Location: US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01 Position Role Type: Onsite What We Offer Medical, dental, and vision insurance   Three weeks of vacation for newly hired employees   Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option   Tuition reimbursement program  Student Loan Repayment Program   Life insurance and disability coverage   Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection  Birth, adoption, parental leave benefits  Ovia Health, fertility, and family planning   Adoption Assistance            Autism Benefit   Employee Assistance Plan, including up to 10 free counseling sessions   Healthy You...
Oct 07, 2026
Full time
Staff Design Engineer, Electrical
$120,000 - $140,000 yearly
University of Southern California (USC) Los Angeles, CA
USC Facilities Planning & Management (FPM) is seeking a Staff Design Engineer, Electrical to join its team within the Engineering Services Department! About USC FPM FPM (formerly named Capital Construction & Development/Facilities Management Services) is responsible for planning, developing, and maintaining the breadth of the facilities at USC, and is also dedicated to creating a safe environment for our USC community. Woven into every service, safety is of upmost importance. As FPM, this group of innovative and talented professionals provide high-quality facilities construction, operations and maintenance services at USC and serve as dedicated stewards of USC and FPM core values. FPM values employee recognition, accountability, collaboration, respect, and trust. Come and join the FPM team - a team that works as trusted partners shaping an environment of innovation and excellence. Apply today! The Work You Will Do The Staff Design Engineer, Electrical...
Oct 07, 2026
Full time
Senior Security Systems Engineer
$132,366 - $144,000 yearly
University of Southern California (USC) Los Angeles, CA
USC’s Administrative Operations IT department is seeking a Senior Security Systems Engineer to provide support for physical security technologies supporting the Department of Public Safety and the university community. Reporting to the Director of Admin Operations IT, this position serves as a subject matter expert and technical resource for USC’s mission-critical physical security technology environment, including access control, video surveillance, alarm monitoring, radio system, wireless mesh and related technologies. The role combines systems engineering and administration with complex troubleshooting, technology planning, project leadership, and the evaluation of emerging technologies. The Senior Security Systems Engineer will independently lead complex technical work while partnering with USC’s Department of Public Safety, university departments, technical teams, vendors, and contractors. The successful candidate will be an experienced security technology professional...
Oct 06, 2026
Full time
SENIOR ENGINEER (OPERATIONS ENGINEERING)
$109,470 - $164,195 yearly
Metro Los Angeles Los Angeles, CA
Description Performs complex engineering work and oversees engineers through the review of project submittals with the goal of achieving compliance with Metro standards, directives, and project objectives. Examples of Duties Plans, organizes, assigns, implements, and manages engineering projects in accordance with budget and schedule requirements Interacts with user departments in response to service requests; researches and gathers all necessary details to determine engineering functional requirements to meet project user needs Provides engineering design services and design support during construction; provides support for project bid and award phase, construction management, closeout, activation, and startup activities for bus and rail transit projects Supports development of workplans, safety guidelines, maintenance requirements, and operational needs for design projects Reviews contract documents, shop drawings, specifications, RFI (request for information), and...
Oct 05, 2026
Full time
JC-534043 Branch Chief - Field
$11,437 - $14,315 monthly
CalTrans Los Angeles, CA
This posting states its location as Los Angeles County rather than a street address. The work is assigned within that county. Classification: SENIOR TRANSPORTATION ENGINEER, CALTRANS Under general direction of the Construction Office Chief, incumbent serves as a Construction Engineers; and/or as a Resident Engineer on a complex project (or group of projects) requiring a large staff to monitor the contractor's operations. Directing the processing of payment to contractors and change orders; responsible for planning, organizing, and directing the difficult engineering and administrative tasks of the District Construction Field Office. Directing the processing of Construction Contract Claims. Possession of a valid certificate of registration as an Engineer issued by the California State Board of Registration for Professional Engineers is required. PARF# 07-27-0359 / JC 534043 Personal Leave Program: Effective July 1, 2025, state employees are subject to temporary salary...
Sep 23, 2026
Full time
JC-529852 Stationary Engineer
$6,088 - $7,707 monthly
California Department of General Services Los Angeles, CA
This posting states its location as Los Angeles County rather than a street address. The work is assigned within that county. Excellence in the Business of Government!    Come join a team that creates: A collaborative team atmosphere founded upon ethics, integrity, and stewardship. A positive work environment that is open to change and invites its workforce to challenge processes. An opportunity for individuals to utilize their knowledge, skills, and experience to grow within the department. Under the general direction of the Chief Engineer II, the Stationary Engineer in the Facilities Management Division (FMD), Junipero Serra performs a variety of skilled work in the operation, maintenance and repair of heating, air conditioning, ventilating, lighting, power, water, water treatment, and other mechanical systems in State-owned and occupied buildings in accordance with FMD guidelines and manuals. May be required to obtain an Environmental...