Software ENgineer C++ Unix

Job Overview
We are seeking a Senior Software Engineer with strong experience in C/C++ development across Unix platforms to support mission‑critical aerospace programs. This position is 100% onsite in Everett, Washington and requires close collaboration with engineering, systems, and hardware teams in a highly regulated, export‑controlled environment.
The role involves working on legacy and modernized systems, platform migrations, and software solutions that interface closely with hardware and CAD‑driven environments.
Key Responsibilities
Design, develop, and maintain software applications using C and C++ across native Unix platforms
Work closely with hardware and systems teams to ensure software/hardware compatibility
Support and execute platform migrations, including Solaris to Unix/Linux application transitions
Develop and maintain Unix scripts and perform Unix admin‑level programming using Perl and/or Python
Participate in system integration, troubleshooting, and root‑cause analysis
Support applications interacting with CAD (Computer‑Aided Design) tools
Work with relational databases for data persistence and processing
Maintain and manage code using industry‑standard configuration and version control tools
Contribute to technical documentation, design artifacts, and project reports
Collaborate with cross‑functional teams while adhering to program, quality, and compliance standards
Required Qualifications
5–8 years of professional experience in software development
Strong hands‑on development experience with C and C++
Experience working on Unix‑based platforms, including legacy and modern environments
Solid understanding of software and hardware integration
Experience with Solaris, Linux (Oracle 8+, Red Hat 6/7), and Windows operating systems
Proficiency in Unix scripting and administration using Perl and/or Python
Experience with relational databases such as:
SQL Server
Oracle
Teradata
Experience using configuration control tools, including:
Git
Visual SourceSafe
ClearCase
SCCS
Familiarity with project management and ALM tools such as:
Team Foundation Server (TFS)
Quality Center
Strong documentation skills using Microsoft Word, Visio, and PowerPoint
Preferred Qualifications
Experience developing solutions in Java or other modern programming languages
Experience developing web‑based applications
Exposure to aerospace/defense or other highly regulated industries
Experience working in onsite customer environments
Familiarity with CAD‑driven engineering workflows
ITAR / Export Control Requirement
This position requires access to information that is subject to the International Traffic in Arms Regulations (ITAR).
All applicants must be U.S. Persons as defined by ITAR, which includes:
U.S. Citizens
U.S. Permanent Residents (Green Card holders)
Political Asylees or Refugees
Applicants who do not meet ITAR eligibility requirements cannot be considered.
Work Location
Onsite only at customer facility in Everett, WA
Remote or hybrid work is not permitted due to program and security requirements


Pay and Benefits
Pay Range Minimum: $ 92000 per year
Pay Range Maximum: $ 141000 per year

HCLTech is an equal opportunity employer, committed to providing equal employment opportunities to all applicants and employees regardless of race, religion, sex, color, age, national origin, pregnancy, sexual orientation, physical disability or genetic information, military or veteran status, or any other protected classification, in accordance with federal, state, and/or local law. Should any applicant have concerns about discrimination in the hiring process, they should provide a detailed report of those concerns to secure@hcltech.com for investigation.
A candidate’s pay within the range will depend on their skills, experience, education, and other factors permitted by law. This role may also be eligible for performance-based bonuses subject to company policies. In addition, this role is eligible for the following benefits subject to company policies: medical, dental, vision, pharmacy, life, accidental death & dismemberment, and disability insurance; employee assistance program; 401(k) retirement plan; 10 days of paid time off per year (some positions are eligible for need-based leave with no designated number of leave days per year); and 10 paid holidays per year
How You’ll Grow

At HCLTech, we offer continuous opportunities for you to find your spark and grow with us. We want you to be happy and satisfied with your role and to really learn what type of work sparks your brilliance the best. Throughout your time with us, we offer transparent communication with senior-level employees, learning and career development programs at every level, and opportunities to experiment in different roles or even pivot industries. We believe that you should be in control of your career with unlimited opportunities to find the role that fits you best.
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