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Sr. Electrical Engineer/Project Manager
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- $95,000 to $155,000 USD / year
A reputable and established multi-disciplinary Engineering firm is looking for a Senior Electrical Engineer/Project Manager, with a passion to deliver excellence! This firm works hard to…
Added 2 mins ago
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Industrial Engineer Intern (Summer 2027)
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Senior General/Interdisciplinary Engineer
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Thermal Sciences Associate (Ph.D.)
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Sr. Structural Engineer (MS/PhD, P.E./S.E.)
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Structural Engineer/Associate (Ph.D.)
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Customer Experience Representative II
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Civil Engineer II / III - Infrastructure - Public Works
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Civil Engineer III - Transportation Engineer - Public Works
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- $97,918 to $141,982 USD / year
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Added 8 mins ago
Senior Detection Engineer
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…assist with the restoration of services. Nightwing is seeking a Senior Detection Engineer in support of this…
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Senior Application Development Engineer – Semiconductor Thermal Management & Heater Technologies
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Lead Director Product Membership
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Senior End User Engineer
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The End User Computing Windows Engineer is responsible for providing technical support, maintenance, and optimization for end-user devices and applications, focusing on Windows operating…
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Senior Environmental Analyst (Field Supervisor)
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Lead Infrastructure Engineer
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…and a code review. This is a rare opportunity to lead at a senior level while remaining deeply technical, with visibility across engineering, security, and infrastructure…
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Sr Lead Security Engineer
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Demonstrated ability to influence senior stakeholders and decline work that does not serve the product
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Sr Staff Applications Operations Engineer – Engineering Tools Automation & AI Ops
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- $131,000 to $174,000 USD / year
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Staff Software Architect
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…the Clinical Insights Engine team at CVS Health. This is a senior individual contributor role with enterprise-wide influence. You will define the long-term software and systems architecture…
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AI Operations Administrator - Gravitee - Remote US
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…control baseline. The position works under the direction of senior engineering and architecture staff and provides a foundation for growth into the AI Operations Engineer…
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Cloud Engineer
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- $70 to $88 USD / hour
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Senior Museum Technology Support Engineer
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The Senior Museum Technology Support Engineer, focused on customer experience, operational uptime, and technical excellence, is a hands-on technical lead on a team responsible for…
Added 12 mins ago
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Software Engineer 2 - XKS
Markon
Annapolis Junction, MD
- $120,000 to $145,000 USD / year
Markon is seeking an experienced Senior Software Engineer Level 2 to support a customer in the Annapolis Junction, MD area. This role will focus on developing, maintaining, and enhancing…
Added 13 mins ago
Senior Project Manager - QDC - Central Texas
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Houston, TX
…use in-house talent, expertise and resources to plan, design, engineer, manage, conduct maintenance on and construct…
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Senior Project Manager - QDC - West Texas
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…use in-house talent, expertise and resources to plan, design, engineer, manage, conduct maintenance on and construct…
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Senior Project Manager - QDC - Northwest Texas
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…use in-house talent, expertise and resources to plan, design, engineer, manage, conduct maintenance on and construct…

Markon

Software Engineer 2 - XKS

Annapolis Junction, MD, United States

$120,000 to $145,000 USD / year

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Job details

Pay: $120,000 to $145,000 USD / year
Apply by: Nov 5, 2027
Experience: 14+ years of experience in software engineering supporting programs or contracts of similar scope, type, and complexity.
Posting language: English
Posted: Nov 5, 2026

Original job description

Description

Markon is seeking an experienced Senior Software Engineer Level 2 to support a customer in the Annapolis Junction, MD area. This role will focus on developing, maintaining, and enhancing complex software systems supporting the XKS mission. The position requires strong C++ development expertise, with an emphasis on data ingestion, processing, and component development within high-performance analytic environments. The engineer will work as part of a core development team to design, integrate, test, and optimize mission-critical software solutions.

Responsibilities

Design, develop, maintain, and enhance complex software applications using C++.
Develop and optimize data ingestion and processing components supporting large-scale analytic systems.
Analyze system requirements and translate them into software designs, technical specifications, and functional components.
Develop and integrate software components supporting high-volume data processing and real-time analytic capabilities.
Debug, troubleshoot, and resolve software defects to improve system reliability and performance.
Conduct software testing, code reviews, and quality assurance to ensure compliance with design requirements.
Evaluate software architecture, component reuse, and integration of existing technologies to support system development.
Collaborate with the core development team, systems engineers, and other technical stakeholders to deliver mission-focused solutions.
Develop and maintain software documentation, test results, and technical artifacts.
Support software integration, performance optimization, and ongoing system enhancements.

Qualifications

Active TS/SCI clearance with Polygraph completed within the last 5 years required.
Bachelor’s degree in Computer Science, Software Engineering, or a related technical field. Four additional years of relevant software engineering experience may be substituted for the degree.
14+ years of experience in software engineering supporting programs or contracts of similar scope, type, and complexity.
Strong hands-on experience developing and maintaining software using C++.
Experience developing data ingestion, processing, and software components within complex systems.
Experience with software design, development, integration, testing, and troubleshooting.
Strong understanding of software engineering principles, algorithms, and performance optimization.
Ability to work collaboratively within a core software development team.
Strong analytical, problem-solving, and technical communication skills.

Desired Qualifications

Experience supporting XKS or similar Intelligence Community analytic platforms.
Experience developing software for large-scale data processing or high-throughput environments.
Familiarity with distributed systems, real-time processing, and complex data architectures.
Experience optimizing C++ applications for performance, scalability, and reliability.

Salary Range USD $120,000.00 - USD $145,000.00 /Yr.The Markon pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Overview

Eager to join a team where your skills are valued, your growth is nurtured, and your impact is profound? Look no further than Markon, a premier consulting firm deeply dedicated to advancing our nation's most critical missions.

At Markon, we don't just offer jobs – we offer opportunities for personal and professional transformation. Empowering our employees to lead, innovate, and excel, we foster an environment where new ideas are not just welcomed but celebrated. As a perennial Washington Post Top Workplace, we prioritize the well-being and success of our team members, ensuring they can bring their best selves to work.

Headquartered in Falls Church, Virginia, Markon has garnered national recognition for our unwavering dedication to excellence in serving the intelligence community, as well as federal civilian and defense agencies. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.

Markon values people and the tremendous impact each individual can make – which is why we’re consistently recognized as one of the best places to work in federal government consulting. Here, you can help solve the nation’s most important challenges, surrounded by colleagues who help you grow, advance, and succeed. We are deeply dedicated to what matters – bringing out the best in each other to advance our clients’ missions.Join us and make a meaningful impact.

Markon is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, national origin, age, protected veteran status, or disability status. This job posting will remain open until the position is filled.

Benefits Offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Training and Tuition Assistance, Paid Time Off, and Holidays.

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More about this job

Skills

C++
Process data
Troubleshoot
Quality assurance
Regulatory compliance
Documentation
Computer science
Troubleshooting
Engineering principles
Software development
Problem solving
Communication skills

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