Professional services jobs in Orange, CA

Nov 01, 2026

Full time

Special Projects Armed Security Officer - Previous Law Enforcement Experience Required

$39.00 - $46.00 hourly

Securitas Security Services USA Orange, CA

Securitas is a global company that offers the most advanced and sustainable security solutions in the industry. We are located in 47 countries and have 355,000 employees worldwide and over 150,000 clients. Securitas plays an essential role for our clients and in society. The Armed Security Officer position helps maintain a safe and secure environment for our clients by actively monitoring the premises, including patrolling a variety of locations. They preserve order while enforcing regulations and directives for a client site pertaining to personnel, visitors, and the area. Frequently our Armed Security Officers will provide customer service and information to a client’s employees and customers and serve as a physical deterrent. We are driven by a clear corporate culture and purpose, which helps us live according to our values of Integrity, Vigilance, and Helpfulness. These values are at the heart of our culture, help define who we are and guide our...

Oct 20, 2026

Full time

Contract Administrator Senior

$101,275 - $139,339 yearly

Orange County Transportation Authority Orange, CA

Job Description Senior Contract Administrator – Capital Projects Under general direction, manages complex procurement and contract administration activities supporting OCTA's major capital improvement projects and transportation programs. This position plays a key role in delivering high-profile infrastructure projects by coordinating competitive procurements, administering contracts, and ensuring compliance with applicable policies, procedures, and funding requirements. This is an exempt position in salary grade 205: Min – $101,275.20 | Mid – $120,307.20 | Max – $139,339.20/annually. The starting salary will be within this range based on qualifications. This posting will remain open until a candidate is selected. What You’ll Do Manage complex procurements and contract administration activities for major transportation and capital improvement projects. Develop and administer requests for proposals, invitations for bids, cooperative agreements, and other...

Oct 05, 2026

Full time

Community Account Specialist

Essex Property Trust, Inc Orange, CA

Job Location OCC 536 Renaissance at Uptown Orang Position Type Regular The Community Account Specialist is responsible for all accounting operations of the community. Accountable for posting payments, processing Deposit Accounting forms, completion of Final Deposit Accounting, and other administrative and customer service duties as required. Responsibilities of the Community Account Specialist include the following duties in compliance with all company policies and processes. WHAT YOU WILL DO: Actively communicates with residents regarding move-in process, ledger balances, past move-out balances, and eviction status. Resolves customer escalations in a timely and accurate manner. Maintain the highest level of customer service for residents, vendors, teammates, and corporate departments through strong collaboration and communication. Be a team player. Ensures compliance of company money management and accounts receivable policies and procedures. Responsible for the...

Oct 05, 2026

Part time

Unarmed Enhanced Officer (85105)

$18.75 - $20.25 hourly

Inter-Con Security Orange, CA

Company Overview: Founded in 1973, Inter-Con Security Systems, Inc. is a leading US-owned security company, providing integrated security solutions to government and commercial customers on four continents. Inter-Con remains under family ownership and control and operates as the industry leader in the field of customized, high-requirement security solutions. Inter-Con employs over 25,000 security officer personnel world-wide, trained and managed by a team of professionals with unsurpassed military, law enforcement, and security experience. Inter-Con is Everywhere Security Matters. Why Work at Inter-Con? Passion: Inter-Con is a thriving company that is passionate about its products and people. Joining the Inter-Con family is an opportunity for growth and career advancement in an environment that truly cares for its employees. By joining the Inter-Con family, you’re working with the best to build a safer future. People: Inter-Con is more than a company,...

Oct 02, 2026

Full time

LOSSAN Deputy Managing Director, Operations & Programs

$221,021 - $304,117 yearly

Orange County Transportation Authority Orange, CA

Job Description Deputy Managing Director – Operations, LOSSAN Rail Corridor Agency Under minimal direction, provides executive leadership and oversight of operational, programmatic, and service delivery activities for the LOSSAN (Los Angeles – San Diego – San Luis Obispo) Rail Corridor Agency. This position leads operational integration, service delivery coordination, capital program implementation support, and passenger-focused initiatives supporting the Pacific Surfliner and broader LOSSAN Rail Corridor. Works closely with member agencies, operators, host railroads, regulators, and internal partners to advance safe, reliable, efficient, and customer-focused rail service. This is an exempt, executive level management position in salary grade 285: Min – $221,020.80| Mid – $262,579.20 | Max – $304,116.80/annually. The starting salary will be within this range based on qualifications. This posting will remain open until a candidate is selected. What You’ll Do Lead...

Sep 21, 2026

Full time

Department Manager, Enterprise Business Solutions

$173,181 - $238,306 yearly

Orange County Transportation Authority Orange, CA

Job Description Department Manager - IS Enterprise Business Solutions Under the direction of the Chief Information Officer, provides strategic and operational leadership for OCTA’s Enterprise Business Solutions functions. This position leads mission-critical enterprise applications, data warehousing and integration, business intelligence and analytics, enterprise content management, SharePoint, collaboration, automation, eForms, and low-code solutions. The Department Manager establishes technology strategies, priorities, governance, and service delivery aligned with organizational goals; partners with business leaders to modernize processes and deliver measurable value; and oversees technology initiatives, budgets, contracts, vendors, and workforce development. This is an exempt position in salary grade 260: Min – $173,180.80 | Mid – $205,753.60 | Max – $238,305.60/year. The starting salary will be within this range based on qualifications. This posting will remain open...

Sep 21, 2026

Full time

Administrative Specialist, Safety & Environmental

$31.39 - $43.18 hourly

Orange County Transportation Authority Orange, CA

Job Description Administrative Specialist – Safety and Environmental Compliance Under minimal supervision, provides complex and responsible administrative support to OCTA’s Health, Safety and Environmental Compliance (HSEC) department. This position plays an important role in supporting employee health and safety programs, regulatory compliance, training, department projects, and agency-wide initiatives while maintaining accurate and confidential records. This is a non-exempt position in salary grade 160: Min – $31.39 | Mid – $37.29 | Max – $43.18/hour. The starting salary will be within this range based on qualifications. This posting will remain open until a candidate is selected. What You’ll Do Provide comprehensive administrative support for HSEC programs, projects, training, and department operations. Prepare, proofread, and coordinate correspondence, reports, meeting materials, Board items, presentations, forms, and other documents. Maintain confidential...

Aug 27, 2026

Full time

Workers Compensation Program Specialist Senior

$91,853 - $126,402 yearly

Orange County Transportation Authority Orange, CA

Job Description Under general guidance, the Senior Workers’ Compensation Program Specialist leads the implementation and administration of OCTA’s workers’ compensation claims program and provides oversight of the agency’s third-party administrator (TPA). Serving as an organizational subject matter expert, this role develops program strategies, policies, performance measures, and cost-containment initiatives while ensuring compliance with applicable workers’ compensation laws and requirements. This position combines advanced claims expertise, data analytics, financial oversight, technology, and strategic relationship management to improve outcomes for injured employees and strengthen OCTA’s workers’ compensation program. This is an exempt position in salary grade 195: Min – $91,852.80 | Mid – $109,137.60 | Max – $126,401.60/year. The starting salary will be within this range based on qualifications. This posting will remain open until a candidate is selected. What You’ll...

Jul 29, 2026

Full time

Executive Assistant I, Rail Operations

$31.39 - $43.18 hourly

Orange County Transportation Authority Orange, CA

Job Description Executive Assistant I - Rail Operations Under general supervision, the Executive Assistant I performs a wide variety of administrative, secretarial, and technical duties in support of a Director-level position. This role manages critical administrative functions, coordinates complex activities, and ensures smooth day-to-day operations by addressing matters that do not require the direct attention of executive leadership. This is a non-exempt position in salary grade 160: Min $31.39 – Mid $37.29 – Max $43.18/hour. The starting salary will be within this range based on qualifications. This posting will remain open until a candidate is selected. What You’ll Do Provide high-level administrative and clerical support to a Director Serve as liaison between executive leadership, agency staff, management, and the public Manage complex calendars, schedule meetings, and coordinate travel arrangements Prepare Board agenda items and supporting materials...

Nov 02, 2026

Full time

Community Account Specialist

Essex Property Trust, Inc Santa Ana, CA

Job Location OCC 528 Pinnacle at MacArthur Place - Corporate Position Type Regular The Community Account Specialist is responsible for all accounting operations of the community. Accountable for posting payments, processing Deposit Accounting forms, completion of Final Deposit Accounting, and other administrative and customer service duties as required. Responsibilities of the Community Account Specialist include the following duties in compliance with all company policies and processes. WHAT YOU WILL DO: Actively communicates with residents regarding move-in process, ledger balances, past move-out balances, and eviction status. Resolves customer escalations in a timely and accurate manner. Maintain the highest level of customer service for residents, vendors, teammates, and corporate departments through strong collaboration and communication. Be a team player. Ensures compliance of company money management and accounts receivable policies and procedures. Responsible...

Oct 23, 2026

Full time

Correctional Officer I - Lateral Transfer

$83,724 - $101,784 yearly

Santa Ana Police Department Santa Ana, CA

Description The City of Santa Ana is looking for individuals who are results-oriented, possess great attitude, demonstrate creativity and innovation, work efficiently, show a record of success and have a passion for public service. Having highly talented employees provides the best service to the community. Under general supervision, the Correctional Officer performs functions related to the incarceration and care of inmates during a shift. This recruitment is specific for candidates who are laterals with experience from another agency and will not be required to attend an eight-week Correctional Officer Training Academy. Lateral candidates will have: Completed a Correctional Officer training academy and possess a valid BSCC Standards and Training for Corrections (STC) Adult Corrections Officer or Juvenile Corrections Officer Core Course Certificate. At least one year of experience (with completion of probation) as a full-time...

Oct 22, 2026

Full time

Solutions Architect (Experienced & Senior)

Amazon Santa Ana, CA

Multiple openings. Amazon has 12 openings for this role in Orange County (Irvine). Apply once and your Veteran Staffing Consultant will help match you to a location and schedule. Amazon is hiring for several Solutions Architect (Experienced & Senior) roles in this county. Requirements, pay and duties differ by role, so each role's full description is on Amazon's careers site at the address listed beside it. Senior Specialist Solutions Architect - Agentic AI, AGS Specialist Solutions Architects (amazon.jobs/en/jobs/10506289) Senior Worldwide Specialist Solutions Architect - GenAI, Data & AI GTM (amazon.jobs/en/jobs/10583909) Sr Mgr, Solutions Architecture, AGS TMEGS (amazon.jobs/en/jobs/10583231) Sr. Manager, Solutions Architecture - Media, Entertainment, Games & Sports, Media & Entertainment, Games, Sports (amazon.jobs/en/jobs/10581655) Sr. Solutions Architect, Migrations & Modernization, AGS-NAMER-Tech-CSSI (amazon.jobs/en/jobs/10444418) Sr. Solutions...

Oct 12, 2026

Full time

Deputy Sheriff I (Orange County Sheriff's Regional Training Academy Graduates Only)

$96,324 yearly

Orange County Santa Ana, CA

DEPUTY SHERIFF I (ORANGE COUNTY SHERIFF'S REGIONAL TRAINING ACADEMY GRADUATES ONLY) In addition to performance-based merit increases, this position is scheduled to receive salary range increases on the following dates: Effective June 28, 2024 – 5.00% increase Effective June 27, 2025 – 4.00% increase Salary may be negotiable within the range listed above, based on position requirements and successful candidate's qualifications, subject to appropriate authorization. The recruitment will remain open on a continuous basis until the needs of the Department are met. RECRUITMENT/POSITION INFORMATION This recruitment is being held to establish an Open Eligible List to fill vacancies in this class until the next recruitment. Incumbents will be periodically rotated through assignments and shifts, including nights, weekends, holidays, and correctional/court facilities. A Deputy Sheriff I is assigned, under...

Oct 12, 2026

Full time

Sheriff's Air Conditioning Mechanic Orange County

$82,908 yearly

Orange County Santa Ana, CA

Sheriff's Air Conditioning Mechanic This recruitment will be open on a continuous basis and will close at 11:59 p.m. (PST) on the day the Department needs are met. Applicants are encouraged to apply immediately. In addition to performance-based merit increases, this position is scheduled to receive salary range increases on the following dates: Effective June 28, 2024 – 4.25% increase Effective June 27, 2025 – 4.00% increase Salary may be negotiable within the range listed above, based on position requirements and successful candidate's qualifications, subject to appropriate authorization. Some positions in this job classification may be assigned to work schedules that include weekends, evening shift, or night shift and may be assigned to work in a Correctional Facility. Night shift or Evening shift differential is paid in addition to hourly salary as listed. An employee who is...

Oct 12, 2026

Full time

Sheriff's Facilities Mechanic Orange County

$69,929 - $84,572 yearly

Orange County Santa Ana, CA

SHERIFF'S FACILITIES MECHANIC In addition to performance-based merit increases, this position is scheduled to receive salary range increases on the following dates: Effective June 28, 2024 – 4.25% increase Effective June 27, 2025 – 4.00% increase RECRUITMENT / POSITION INFORMATION This recruitment is being conducted to establish an Open Eligible List to fill vacancies within the Sheriff's Department, until the next recruitment. This list may be utilized to fill positions of lower level classifications within the same occupational series. Some positions in this job classification may be assigned to work schedules that include weekends, evening shift, or night shift and may be assigned to work in a Correctional Facility. Night shift or Evening shift differential is paid in addition to hourly salary as listed. An employee who is regularly assigned to a Correctional Facility shall be paid an additional $1.00 per hour. ...

Oct 12, 2026

Full time

Institutional Cook Orange County

$55,059 yearly

Orange County Santa Ana, CA

In addition to performance-based merit increases, this position is scheduled to receive salary range increases on the following dates: Effective June 28, 2024 – 4.25% increase Effective June 27, 2025 – 4.00% increase Salary may be negotiable within the range listed above, based on position requirements and successful candidate's qualifications, subject to appropriate authorization. Premium Pay In addition to the hourly salary, eligible applicants may receive premium pay for: Jail Supplement Pay: An employee in this classification who is assigned to work in a correctional setting will be paid an additional $0.75 per hour for all hours paid. This recruitment is open to the public and will remain open on a continuous basis for a minimum of five (5) business days, until the needs of the Department are met. Qualified applicants are encouraged to apply immediately. Incumbents will be periodically rotated through...

Oct 12, 2026

Full time

Communications Technician II (Technical Services Unit)

$71,739 yearly

Orange County Santa Ana, CA

COMMUNICATIONS TECHNICIAN II (Technical Services Unit) In addition to performance-based merit increases, this position is scheduled to receive salary range increases on the following dates: Effective June 27, 2025 – 4.00% increase Salary may be negotiable within the range listed above, based on position requirements and successful candidate's qualifications, subject to appropriate authorization. This recruitment is open to the public and will remain open on a continuous basis for a minimum of five (5) business days, until the needs of the Department are met. Qualified applicants are encouraged to apply immediately. RECRUITMENT / POSITION INFORMATION This recruitment is being held to establish an Open Eligible List to a fill vacancy in this class until the next recruitment. The eligible list established may also be used to fill positions in similar and/or lower classifications. THE DIVISION The...

Oct 12, 2026

Full time

Sheriff's Community Services Officer Orange County

$58,115 - $78,291 yearly

Orange County Santa Ana, CA

SHERIFF'S COMMUNITY SERVICES OFFICER In addition to performance-based merit increases, this position is scheduled to receive a salary range increase on the following date: Effective June 27, 2025 – 4.00% increase Salary may be negotiable within the range listed above, based on position requirements and successful candidate's qualifications, subject to appropriate authorization. This recruitment is open to the public and will remain open on a continuous basis until the needs of the Department are met. Qualified applicants are encouraged to apply immediately. RECRUITMENT INFORMATION This recruitment is being held to establish an Eligible List to fill vacancies in this class until the next recruitment. THE DEPARTMENT The Orange County Sheriff-Coroner Department is a large, multi-faceted law enforcement agency served by approximately 3,800 sworn and professional staff members and over 800 reserve personnel....

Oct 12, 2026

Full time

Sr. Communications Technician Orange County

$75,712 yearly

Orange County Santa Ana, CA

SR. COMMUNICATIONS TECHNICIAN (RADIO MICROWAVE UNIT) Salary may be negotiable within the range listed above, based on position requirements and successful candidate's qualifications, subject to appropriate authorization. THIS RECRUITMENT IS OPEN TO THE PUBLIC The Orange County Sheriff's Department is accepting applications and required supplemental information starting Wednesday, February 26, 2025 for a minimum of five (5) business days and remain open on a continuous basis until 11:59 p.m. (PST) on the day the needs of the department are met. Applicants are encouraged to apply immediately as this recruitment may close at any time without further notice. RECRUITMENT/POSITION INFORMATION This recruitment is being conducted to establish an Open Eligible List to fill vacancies in this class until the next recruitment. This list may also be utilized to fill similar and/or lower level classifications. THE DIVISION...

Oct 12, 2026

Full time

Deputy Probation Correctional Officer I Orange County

$59,612 yearly

Orange County Santa Ana, CA

OPEN TO THE PUBLIC This recruitment will establish an open eligible list. This list will be used to fill current and future Deputy Probation Correctional Officer I positions. PROBATION The Orange County Probation Department assists the criminal justice system in Orange County, California by making a safer Orange County through positive change. Under the direction of the Chief Probation Officer, a dynamic executive team with an organizational structure comprised of three bureaus – Adult Operations, Juvenile Operations, and Administrative Services – serves the community using efficient and research supported corrections practices to reduce crime, assist the Courts in managing offenders, promoting lawful and productive lifestyles and assisting victims. THE OPPORTUNITY The Deputy Probation Correctional Officer I is an entry level class in the Deputy Probation Correctional Officer series formerly titled Deputy...

2355 professional services jobs found in Orange, CA