Lockheed Martin Space is seeking a full‑time Principal Software Engineer with a strong systems‑architecture and software‑leadership background to define, drive, and deliver advanced software architectures for the TSWS (Theater Strike Weapon Systems) Portfolio of programs. In this senior technical leadership role, you will translate customer mission needs into implementable designs, resolve complex integration challenges, and guide technical decisions from concept through deployment and sustainment. Working alongside the Chief Engineer, program management, and multidisciplinary engineering teams, you will connect architecture and technology strategy to achievable delivery plans and measurable program value.
Role Scope
This position carries responsibility for an assigned program portfolio. You will lead across disciplines, mentor senior engineers, and advise program leadership and executives on technical choices, delivery risks, and future capability investments. Leveraging deep expertise in real‑time, fault‑tolerant software architecture, CI/CD automation, and system‑level integration, you will ensure rigorous, repeatable, and secure software development processes that meet stringent performance, safety, and schedule requirements within a fast‑paced, defense‑focused development environment.
• Own and deliver architecture through requirements, integration, and verification of operational systems
• Apply deep technical expertise to evaluate cross‑disciplinary design choices in software‑intensive systems
• Lead multidisciplinary teams to resolve complex technical and organizational challenges involving customers, suppliers, or partners
• Translate engineering decisions into measurable outcomes for cost, schedule, risk, and customer value; brief executives and non‑specialist stakeholders with clear recommendations
• Senior leadership experience as a principal engineer, lead architect, deputy chief engineer, or technical lead for complex defense programs or product portfolios
• Expertise in MBSE (Cameo/SysML), architecture governance, product‑line reuse, and Agile/DevSecOps/embedded‑distributed software delivery
• Experience supporting technical proposals, R&D investments, technology maturation, supplier oversight, and earned value management (EVM)
• Domain knowledge in mission‑critical systems (avionics, communications, autonomy, sensors) with familiarity into applicable safety and certification standards
Proficient in AI prompting as it applies to this position and practice
#LMSpaceSoftwareEng
Pay Information
Full-Time Salary Range: $205300.00 - $381300.00
At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally.
The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.
Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.
- Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
- For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.
Skills Required
- Own and deliver software architecture through requirements, integration, and verification of operational systems
- Apply deep technical expertise to cross-disciplinary design decisions in software-intensive systems
- Lead multidisciplinary teams in resolving complex technical and organizational challenges
- Translate engineering decisions into measurable cost, schedule, risk, and customer-value outcomes
- Brief executives and non-specialist stakeholders with clear recommendations
- Senior leadership experience as a principal engineer, lead architect, deputy chief engineer, or technical lead
- Experience with complex defense programs or product portfolios
- Expertise in MBSE, Cameo, SysML, architecture governance, and product-line reuse
- Experience with Agile, DevSecOps, and embedded-distributed software delivery
- Experience supporting technical proposals, R&D investments, technology maturation, supplier oversight, and earned value management
- Domain knowledge of mission-critical systems such as avionics, communications, autonomy, or sensors
- Familiarity with applicable safety and certification standards
- Proficiency in AI prompting as applied to the position
Lockheed Martin Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Lockheed Martin and has not been reviewed or approved by Lockheed Martin.
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Retirement Support — Retirement benefits are described as a standout element, with a strong 401(k) program and options like an employee stock purchase plan. Feedback suggests these features meaningfully enhance total compensation and long‑term financial security.
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Healthcare Strength — Healthcare coverage is portrayed as comprehensive from day one, with multiple plan options, mental health resources, and virtual care. Wellness supports such as on‑site services and preventive programs are also highlighted.
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Flexible Benefits — Work arrangements often include compressed schedules and telework, contributing to a favorable work‑life balance. Feedback suggests this flexibility is a key reason many view the overall package positively.
Lockheed Martin Insights
What We Do
Customer Focus, Innovation and Purpose are Built Into Everything We Do. Lockheed Martin. Your Mission is Ours ™. Headquartered in Bethesda, Maryland, Lockheed Martin is a global security and aerospace company principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.
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