Intermediate Software Engineer Jobs in California

Job Title: Intermediate to Higher Software Engineer (C++ / RHEL)

Job Description

This role offers an opportunity for an intermediate to Higher software engineer to contribute to a large Ground Solutions and Mission Support software team focused on mission-critical systems. You will work on both new development and operations and maintenance efforts, supporting multiple specialized software subsystems and delivering new capabilities in close coordination with a restricted customer. The position is fully on-site in a Sensitive Compartmented Information Facility (SCIF) in Redondo Beach, CA, where you will help design, build, and sustain software that supports vital mission operations.

Responsibilities

• Perform as a C++ software developer within a fast-paced, agile team environment using Red Hat Enterprise Linux (RHEL) virtual machines, servers, and workstations.
• Design, implement, and unit test new software capabilities based on Mathematical Algorithm Requirements (MARs).
• Analyze, identify, and troubleshoot software issues, and develop and deliver fixes to resolve Discrepancy Reports (DRs).
• Collaborate closely with software Integrated Project Team (IPT) subject matter experts and Higher engineers across multiple specialized software subsystems.
• Support both development and operations and maintenance (O&M) activities across several mission operational software product lines.
• Contribute to the sustainment and enhancement of existing mission software while also participating in the development of new capabilities.
• Participate in agile ceremonies and team coordination activities to ensure high-quality, timely delivery of software solutions.

Essential Skills

• Proven experience developing software in C++.
• Hands-on experience working in Red Hat Enterprise Linux (RHEL) environments, including virtual machines, servers, and workstations.
• Ability to design, code, and unit test software capabilities from formal requirements such as Mathematical Algorithm Requirements (MARs).
• Experience identifying, troubleshooting, and resolving software defects, including preparing and delivering fixes for Discrepancy Reports (DRs).
• Ability to work effectively in a fast-paced agile team environment.
• Strong collaboration skills to work with subject matter experts and higher engineers across multiple software subsystems.
• Active Top Secret clearance with eligibility to hold Sensitive Compartmented Information (SCI), with the ability to work in a SCIF.
• Ability and willingness to work 100% on-site in Redondo Beach, CA, within a SCIF.

Additional Skills & Qualifications

• Experience supporting both development and operations and maintenance (O&M) software efforts.
• Experience working on large, integrated software teams with multiple specialized subsystems.
• Familiarity with mission-critical or operational software product lines.
• Interest in working on pioneering systems and technologies that have long-term impact on national and global missions.

Work Environment

This role is based 100% on-site in a Sensitive Compartmented Information Facility (SCIF) located in Redondo Beach, CA. The environment is classified, secure, and highly controlled, with restrictions on personal electronic devices, including no personal phones inside the workspace. You will work as part of a large software Integrated Project Team composed of multiple specialized subsystems, using Red Hat Enterprise Linux (RHEL) virtual machines, servers, and workstations in a fast-paced, agile setting. The culture emphasizes innovation, technical excellence, and contributing to revolutionary systems that have a lasting impact on critical missions and future generations.

This is a Contract to Hire position based out of Redondo Beach, CA.

The pay range for this position is $50.00 - $90.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave)

This is a fully onsite position in Redondo Beach,CA.

This position is anticipated to close on Sep 4, 2026.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications withoutregard to race, sex, age, color, religion, national origin, veteran status, disability,sexual orientation, gender identity, genetic information or any characteristic protectedby law.

If you would like to request a reasonable accommodation, such as the modification oradjustment of the job application process or interviewing process due to a disability,please email actalentaccommodation@actalentservices.com for other accommodation options.

San Francisco Fair Chance Ordinance:Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in thecity and county of San Francisco, we will consider for employment qualified applicantswith arrest and conviction records.

Massachusetts Lie Detector:It is unlawful in Massachusetts to require or administer a lie detector test as acondition of employment or continued employment. An employer who violates this lawshall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):We may use Artificial Intelligence (AI) to support parts of our hiring process,including sourcing, screening, and evaluating candidates. AI helps assess applicationsand qualifications, but final decisions are made by our hiring team. By applying, youacknowledge and agree that your application may be reviewed using AI tools.