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Salary
$120k – $200k per year
Location
In office (Dulles)
Seniority
Middle · 4+ years exp

Confirmed on the employer's own hiring board on Oct 17, 2026. First seen by Alion on Oct 1, 2026.

Overview
Company
Impact
Profile match
Markon Solutions is a government services contractor headquartered in Falls Church, Virginia, supporting the intelligence community, defense agencies and federal civilian customers with cyber, digital transformation, engineering and facilities management work. A repeated Washington Post Top Workplace, it staffs programs at Fort Meade, Annapolis Junction, Chantilly, McLean and Herndon, and supports naval nuclear work in West Mifflin and Niskayuna. Hiring covers software developers, systems and network engineers, data scientists, target analysts, civil, structural and electrical engineers, facility managers, space auditors and accountants.

Description

PLEX Solutions, A Part of Markon is looking for an Apple iOS Developer to work in the Dulles, VA area. We are in need of an IOS Developer to join our team to solve real-time cyber challenges. We are looking for individuals who enjoy working on a mission-focused team that works very closely with our end users.

Responsibilities

Duties include:

  • Design custom software tools and techniques for the Apple iOS platform
  • Be responsible for end-to-end design and development of custom software
  • Diagnose and debug issues using both COTS and GOTS tools
  • Have a firm understanding of how networks work
  • Develop documentation pertinent to operating and supporting developed software and techniques
  • Mentor and lead junior-level developers to accomplish mission objectives
  • Solve real-time cyber challenges

Qualifications

  • Active TS/SCI w/ Polygraph
  • Minimum of 4 years and a BS Degree ( an additional 6 years of relevant experience may be substituted for a BS Degree)
  • Development, testing and debugging Python and C
  • Reverse engineering iOS or MacOS apps in ARM or X86
  • Developing proof-of-concept exploit software
  • Working with version control software such as git

Preferred Qualifications:

  • Understanding of CNE techniques and methodologies on MacOS or iOS
  • Objective-C, Swift or C++ programming
  • Ability to work independently and as part of a team in a fast-paced environment with ever-changing requirements.
  • An Undergraduate Degree in Computer Science is highly desired

Salary Range

USD $120,000.00 - USD $200,000.00 /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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